{"id":13527,"date":"2024-01-02T06:51:07","date_gmt":"2024-01-02T03:21:07","guid":{"rendered":"https:\/\/rasanegar.com\/blog\/%d9%be%d8%a7%db%8c%d8%aa%d9%88%d9%86-%d8%a8%d8%b1%d8%b1%d8%b3%db%8c-%da%a9%d9%86%db%8c%d8%af-%da%a9%d9%87-%d8%a2%db%8c%d8%a7-%d8%b1%d8%b4%d8%aa%d9%87-%d8%ad%d8%a7%d9%88%db%8c-%d8%b1%d8%b4%d8%aa%d9%87\/"},"modified":"2024-01-02T06:51:07","modified_gmt":"2024-01-02T03:21:07","slug":"%d9%be%d8%a7%db%8c%d8%aa%d9%88%d9%86-%d8%a8%d8%b1%d8%b1%d8%b3%db%8c-%da%a9%d9%86%db%8c%d8%af-%da%a9%d9%87-%d8%a2%db%8c%d8%a7-%d8%b1%d8%b4%d8%aa%d9%87-%d8%ad%d8%a7%d9%88%db%8c-%d8%b1%d8%b4%d8%aa%d9%87","status":"publish","type":"post","link":"https:\/\/rasanegaar.com\/blog\/%d9%be%d8%a7%db%8c%d8%aa%d9%88%d9%86-%d8%a8%d8%b1%d8%b1%d8%b3%db%8c-%da%a9%d9%86%db%8c%d8%af-%da%a9%d9%87-%d8%a2%db%8c%d8%a7-%d8%b1%d8%b4%d8%aa%d9%87-%d8%ad%d8%a7%d9%88%db%8c-%d8%b1%d8%b4%d8%aa%d9%87\/","title":{"rendered":"\u067e\u0627\u06cc\u062a\u0648\u0646: \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0622\u06cc\u0627 \u0631\u0634\u062a\u0647 \u062d\u0627\u0648\u06cc \u0631\u0634\u062a\u0647 \u0641\u0631\u0639\u06cc \u0627\u0633\u062a \u06cc\u0627 \u062e\u06cc\u0631"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\"><p class=\"ez-toc-title\" style=\"cursor:inherit\">\u0633\u0631\u0641\u0635\u0644\u0647\u0627\u06cc \u0645\u0637\u0644\u0628<\/p>\n<\/div><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%be%d8%a7%db%8c%d8%aa%d9%88%d9%86-%d8%a8%d8%b1%d8%b1%d8%b3%db%8c-%da%a9%d9%86%db%8c%d8%af-%da%a9%d9%87-%d8%a2%db%8c%d8%a7-%d8%b1%d8%b4%d8%aa%d9%87-%d8%ad%d8%a7%d9%88%db%8c-%d8%b1%d8%b4%d8%aa%d9%87\/#%d8%b1%d8%a7_%da%a9%d9%87_%d8%af%d8%b1_%d8%a7%d9%be%d8%b1%d8%a7%d8%aa%d9%88%d8%b1\" >\u0631\u0627 \u06a9\u0647 \u062f\u0631 \u0627\u067e\u0631\u0627\u062a\u0648\u0631<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%be%d8%a7%db%8c%d8%aa%d9%88%d9%86-%d8%a8%d8%b1%d8%b1%d8%b3%db%8c-%da%a9%d9%86%db%8c%d8%af-%da%a9%d9%87-%d8%a2%db%8c%d8%a7-%d8%b1%d8%b4%d8%aa%d9%87-%d8%ad%d8%a7%d9%88%db%8c-%d8%b1%d8%b4%d8%aa%d9%87\/#%d8%b1%d8%a7_stringindex_%d8%b1%d9%88%d8%b4\" >\u0631\u0627 String.index() \u0631\u0648\u0634<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%be%d8%a7%db%8c%d8%aa%d9%88%d9%86-%d8%a8%d8%b1%d8%b1%d8%b3%db%8c-%da%a9%d9%86%db%8c%d8%af-%da%a9%d9%87-%d8%a2%db%8c%d8%a7-%d8%b1%d8%b4%d8%aa%d9%87-%d8%ad%d8%a7%d9%88%db%8c-%d8%b1%d8%b4%d8%aa%d9%87\/#%d9%85%d8%aa%d8%af_stringfind\" >\u0645\u062a\u062f String.find().<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%be%d8%a7%db%8c%d8%aa%d9%88%d9%86-%d8%a8%d8%b1%d8%b1%d8%b3%db%8c-%da%a9%d9%86%db%8c%d8%af-%da%a9%d9%87-%d8%a2%db%8c%d8%a7-%d8%b1%d8%b4%d8%aa%d9%87-%d8%ad%d8%a7%d9%88%db%8c-%d8%b1%d8%b4%d8%aa%d9%87\/#%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa_%d9%85%d9%86%d8%b8%d9%85_regex\" >\u0639\u0628\u0627\u0631\u0627\u062a \u0645\u0646\u0638\u0645 (RegEx)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%be%d8%a7%db%8c%d8%aa%d9%88%d9%86-%d8%a8%d8%b1%d8%b1%d8%b3%db%8c-%da%a9%d9%86%db%8c%d8%af-%da%a9%d9%87-%d8%a2%db%8c%d8%a7-%d8%b1%d8%b4%d8%aa%d9%87-%d8%ad%d8%a7%d9%88%db%8c-%d8%b1%d8%b4%d8%aa%d9%87\/#%d8%af%d8%b1%d8%a8%d8%a7%d8%b1%d9%87_%d9%86%d9%88%db%8c%d8%b3%d9%86%d8%af%d9%87\" >\u062f\u0631\u0628\u0627\u0631\u0647 \u0646\u0648\u06cc\u0633\u0646\u062f\u0647<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u0632\u0645\u0627\u0646 \u0644\u0627\u0632\u0645 \u0628\u0631\u0627\u06cc \u0645\u0637\u0627\u0644\u0639\u0647: <\/span> <span class=\"rt-time\"> 3<\/span> <span class=\"rt-label rt-postfix\">\u062f\u0642\u06cc\u0642\u0647<\/span><\/span><p> <br \/>\n<\/p>\n<div><noscript><\/noscript><\/p>\n<p>\u0628\u0631\u0631\u0633\u06cc \u0627\u06cc\u0646\u06a9\u0647 \u0622\u06cc\u0627 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u062f\u0627\u0631\u0627\u06cc \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u0641\u0631\u0639\u06cc \u0627\u0633\u062a \u06cc\u0627 \u062e\u06cc\u0631\u060c \u0628\u0647 \u062a\u0639\u0645\u06cc\u0645 \u0634\u0631\u0637 \u0647\u0627 \u0648 \u0627\u06cc\u062c\u0627\u062f \u06a9\u062f \u0627\u0646\u0639\u0637\u0627\u0641 \u067e\u0630\u06cc\u0631\u062a\u0631 \u06a9\u0645\u06a9 \u0645\u06cc \u06a9\u0646\u062f.  \u0639\u0644\u0627\u0648\u0647 \u0628\u0631 \u0627\u06cc\u0646\u060c \u0628\u0633\u062a\u0647 \u0628\u0647 \u0631\u0648\u06cc \u0645\u062f\u0644 \u062f\u0627\u0645\u0646\u0647 \u0634\u0645\u0627 &#8211; \u0628\u0631\u0631\u0633\u06cc \u0627\u06cc\u0646\u06a9\u0647 \u0622\u06cc\u0627 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u062d\u0627\u0648\u06cc \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u0641\u0631\u0639\u06cc \u0627\u0633\u062a \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0628\u0647 \u0634\u0645\u0627 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u0641\u06cc\u0644\u062f\u0647\u0627\u06cc \u06cc\u06a9 \u0634\u06cc \u0631\u0627 \u0627\u0633\u062a\u0646\u062a\u0627\u062c \u06a9\u0646\u06cc\u062f\u060c \u0627\u06af\u0631 \u0631\u0634\u062a\u0647 \u0627\u06cc \u0641\u06cc\u0644\u062f \u0631\u0627 \u0628\u0647 \u062e\u0648\u062f\u06cc \u062e\u0648\u062f \u0631\u0645\u0632 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<blockquote>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0631\u0627\u0647\u0646\u0645\u0627\u060c \u0646\u06af\u0627\u0647\u06cc \u0628\u0647 <em>\u0686\u06af\u0648\u0646\u0647 \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u0645 \u06a9\u0647 \u0622\u06cc\u0627 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u062f\u0627\u0631\u0627\u06cc \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u0641\u0631\u0639\u06cc \u0627\u0633\u062a \u06cc\u0627 \u062e\u06cc\u0631<\/em> \u062f\u0631 \u067e\u0627\u06cc\u062a\u0648\u0646<\/p>\n<\/blockquote>\n<h2 id=\"theinoperator\"><span class=\"ez-toc-section\" id=\"%d8%b1%d8%a7_%da%a9%d9%87_%d8%af%d8%b1_%d8%a7%d9%be%d8%b1%d8%a7%d8%aa%d9%88%d8%b1\"><\/span>\u0631\u0627 <em>\u06a9\u0647 \u062f\u0631<\/em> \u0627\u067e\u0631\u0627\u062a\u0648\u0631<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0633\u0627\u062f\u0647 \u062a\u0631\u06cc\u0646 \u0631\u0627\u0647 \u0628\u0631\u0627\u06cc \u0628\u0631\u0631\u0633\u06cc \u0627\u06cc\u0646\u06a9\u0647 \u0622\u06cc\u0627 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u067e\u0627\u06cc\u062a\u0648\u0646 \u062f\u0627\u0631\u0627\u06cc \u0632\u06cc\u0631\u0631\u0634\u062a\u0647 \u0627\u0633\u062a \u06cc\u0627 \u062e\u06cc\u0631\u060c \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0646 \u0627\u0633\u062a <code>in<\/code> \u0627\u067e\u0631\u0627\u062a\u0648\u0631.<\/p>\n<p>\u0631\u0627 <code>in<\/code> \u0639\u0645\u0644\u06af\u0631 \u0628\u0631\u0627\u06cc \u0628\u0631\u0631\u0633\u06cc \u0633\u0627\u062e\u062a\u0627\u0631\u0647\u0627\u06cc \u062f\u0627\u062f\u0647 \u0628\u0631\u0627\u06cc \u0639\u0636\u0648\u06cc\u062a \u062f\u0631 \u067e\u0627\u06cc\u062a\u0648\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f.  \u06cc\u06a9 Boolean (\u06cc\u0627 <code>True<\/code> \u06cc\u0627 <code>False<\/code>).  \u0628\u0631\u0627\u06cc \u0628\u0631\u0631\u0633\u06cc \u0627\u06cc\u0646\u06a9\u0647 \u0622\u06cc\u0627 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u062f\u0627\u0631\u0627\u06cc \u0632\u06cc\u0631\u0631\u0634\u062a\u0647 \u062f\u0631 \u067e\u0627\u06cc\u062a\u0648\u0646 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>in<\/code> \u0627\u067e\u0631\u0627\u062a\u0648\u0631\u060c \u0645\u0627 \u0628\u0647 \u0633\u0627\u062f\u06af\u06cc \u0622\u0646 \u0631\u0627 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0645\u06cc \u06a9\u0646\u06cc\u0645 \u0631\u0648\u06cc \u0627\u0628\u0631 \u0631\u06cc\u0633\u0645\u0627\u0646:<\/p>\n<pre><code class=\"hljs\">fullstring = <span class=\"hljs-string\">\"rasanegar\"<\/span>\nsubstring = <span class=\"hljs-string\">\"tack\"<\/span>\n\n<span class=\"hljs-keyword\">if<\/span> substring <span class=\"hljs-keyword\">in<\/span> fullstring:\n    <span class=\"hljs-built_in\">print<\/span>(<span class=\"hljs-string\">\"Found!\"<\/span>)\n<span class=\"hljs-keyword\">else<\/span>:\n    <span class=\"hljs-built_in\">print<\/span>(<span class=\"hljs-string\">\"Not found!\"<\/span>)\n<\/code><\/pre>\n<p>\u0627\u06cc\u0646 \u0639\u0645\u0644\u06af\u0631 \u0645\u062e\u062a\u0635\u0631\u06cc \u0628\u0631\u0627\u06cc \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u06cc\u06a9 \u0634\u06cc \u0627\u0633\u062a <code>__contains__<\/code> \u0631\u0648\u0634\u060c \u0648 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0628\u0631\u0627\u06cc \u0628\u0631\u0631\u0633\u06cc \u0627\u06cc\u0646\u06a9\u0647 \u0622\u06cc\u0627 \u06cc\u06a9 \u0622\u06cc\u062a\u0645 \u062f\u0631 \u06cc\u06a9 \u0644\u06cc\u0633\u062a \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f \u0628\u0647 \u062e\u0648\u0628\u06cc \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u062f.  \u0634\u0627\u06cc\u0627\u0646 \u0630\u06a9\u0631 \u0627\u0633\u062a \u06a9\u0647 \u0627\u06cc\u0646 \u0627\u0633\u062a <em>\u0628\u06cc \u062e\u0637\u0631 \u0646\u06cc\u0633\u062a<\/em>\u060c \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u0627\u06af\u0631 \u0645\u0627 <code>fullstring<\/code> \u0627\u0634\u0627\u0631\u0647 \u0645\u06cc \u06a9\u0631\u062f \u0628\u0647 <code>None<\/code>\u060c \u06cc\u06a9 \u0627\u0633\u062a\u062b\u0646\u0627 \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc \u0634\u0648\u062f:<\/p>\n<pre><code class=\"hljs\">TypeError: argument of <span class=\"hljs-built_in\">type<\/span> <span class=\"hljs-string\">'NoneType'<\/span> <span class=\"hljs-keyword\">is<\/span> <span class=\"hljs-keyword\">not<\/span> iterable\n<\/code><\/pre>\n<p>\u0628\u0631\u0627\u06cc \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0627\u0632 \u0627\u06cc\u0646\u060c \u0627\u0628\u062a\u062f\u0627 \u0628\u0627\u06cc\u062f \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0622\u06cc\u0627 \u0628\u0647 \u0622\u0646 \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f \u06cc\u0627 \u062e\u06cc\u0631 <code>None<\/code> \u06cc\u0627 \u0646\u0647:<\/p>\n<pre><code class=\"hljs\">fullstring = <span class=\"hljs-literal\">None<\/span>\nsubstring = <span class=\"hljs-string\">\"tack\"<\/span>\n\n<span class=\"hljs-keyword\">if<\/span> fullstring != <span class=\"hljs-literal\">None<\/span> <span class=\"hljs-keyword\">and<\/span> substring <span class=\"hljs-keyword\">in<\/span> fullstring:\n    <span class=\"hljs-built_in\">print<\/span>(<span class=\"hljs-string\">\"Found!\"<\/span>)\n<span class=\"hljs-keyword\">else<\/span>:\n    <span class=\"hljs-built_in\">print<\/span>(<span class=\"hljs-string\">\"Not found!\"<\/span>)\n<\/code><\/pre>\n<h2 id=\"thestringindexmethod\"><span class=\"ez-toc-section\" id=\"%d8%b1%d8%a7_stringindex_%d8%b1%d9%88%d8%b4\"><\/span>\u0631\u0627 <em>String.index()<\/em> \u0631\u0648\u0634<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0646\u0648\u0639 String \u062f\u0631 \u067e\u0627\u06cc\u062a\u0648\u0646 \u0645\u062a\u062f\u06cc \u0628\u0647 \u0646\u0627\u0645 \u062f\u0627\u0631\u062f <code>index()<\/code> \u06a9\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0631\u0627\u06cc \u06cc\u0627\u0641\u062a\u0646 \u0634\u0627\u062e\u0635 \u0634\u0631\u0648\u0639 \u0627\u0648\u0644\u06cc\u0646 \u0648\u0642\u0648\u0639 \u06cc\u06a9 \u0632\u06cc\u0631 \u0631\u0634\u062a\u0647 \u062f\u0631 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u0648\u062f.<\/p>\n<p>\u0627\u06af\u0631 \u0631\u0634\u062a\u0647 \u0641\u0631\u0639\u06cc \u067e\u06cc\u062f\u0627 \u0646\u0634\u062f\u060c a <code>ValueError<\/code> \u0627\u0633\u062a\u062b\u0646\u0627 \u067e\u0631\u062a\u0627\u0628 \u0645\u06cc \u0634\u0648\u062f \u06a9\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0627 \u06cc\u06a9 \u0628\u0644\u0648\u06a9 try-except-else \u0645\u062f\u06cc\u0631\u06cc\u062a \u0634\u0648\u062f:<\/p>\n<pre><code class=\"hljs\">fullstring = <span class=\"hljs-string\">\"rasanegar\"<\/span>\nsubstring = <span class=\"hljs-string\">\"tack\"<\/span>\n\n<span class=\"hljs-keyword\">try<\/span>:\n    fullstring.index(substring)\n<span class=\"hljs-keyword\">except<\/span> ValueError:\n    <span class=\"hljs-built_in\">print<\/span>(<span class=\"hljs-string\">\"Not found!\"<\/span>)\n<span class=\"hljs-keyword\">else<\/span>:\n    <span class=\"hljs-built_in\">print<\/span>(<span class=\"hljs-string\">\"Found!\"<\/span>)\n<\/code><\/pre>\n<p>\u0627\u06cc\u0646 \u0631\u0648\u0634 \u062f\u0631 \u0635\u0648\u0631\u062a\u06cc \u0645\u0641\u06cc\u062f \u0627\u0633\u062a \u06a9\u0647 \u0634\u0645\u0627 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u062f\u0627\u0646\u0633\u062a\u0646 \u0645\u0648\u0642\u0639\u06cc\u062a \u0631\u0634\u062a\u0647 \u0641\u0631\u0639\u06cc \u062f\u0627\u0631\u06cc\u062f\u060c \u0628\u0631\u062e\u0644\u0627\u0641 \u0648\u062c\u0648\u062f \u0622\u0646 \u062f\u0631 \u0631\u0634\u062a\u0647 \u06a9\u0627\u0645\u0644.  \u062e\u0648\u062f \u0645\u062a\u062f \u0627\u06cc\u0646\u062f\u06a9\u0633 \u0631\u0627 \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u0627\u0646\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-built_in\">print<\/span>(fullstring.index(substring))\n\n<\/code><\/pre>\n<p>\u0627\u06af\u0631\u0686\u0647 &#8211; \u0628\u0647 \u0645\u0646\u0638\u0648\u0631 \u0628\u0631\u0631\u0633\u06cc \u0627\u06cc\u0646\u06a9\u0647 \u0622\u06cc\u0627 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u062f\u0627\u0631\u0627\u06cc \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u0641\u0631\u0639\u06cc \u0627\u0633\u062a\u060c \u0627\u06cc\u0646 \u06cc\u06a9 \u0631\u0648\u06cc\u06a9\u0631\u062f \u067e\u0631\u0645\u062e\u0627\u0637\u0628 \u0627\u0633\u062a.<\/p>\n<h2 id=\"thestringfindmethod\"><span class=\"ez-toc-section\" id=\"%d9%85%d8%aa%d8%af_stringfind\"><\/span>\u0645\u062a\u062f String.find().<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u06a9\u0644\u0627\u0633 String \u0645\u062a\u062f \u062f\u06cc\u06af\u0631\u06cc \u0628\u0647 \u0646\u0627\u0645 \u062f\u0627\u0631\u062f <code>find()<\/code> \u06a9\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0646 \u0631\u0627\u062d\u062a \u062a\u0631 \u0627\u0632 <code>index()<\/code>\u060c \u0639\u0645\u062f\u062a\u0627\u064b \u0628\u0647 \u0627\u06cc\u0646 \u062f\u0644\u06cc\u0644 \u06a9\u0647 \u0645\u0627 \u0646\u06cc\u0627\u0632\u06cc \u0628\u0647 \u0646\u06af\u0631\u0627\u0646\u06cc \u062f\u0631 \u0645\u0648\u0631\u062f \u0631\u0633\u06cc\u062f\u06af\u06cc \u0628\u0647 \u0647\u06cc\u0686 \u0627\u0633\u062a\u062b\u0646\u0627\u06cc\u06cc \u0646\u062f\u0627\u0631\u06cc\u0645.<\/p>\n<p>\u0627\u06af\u0631 <code>find()<\/code> \u0645\u0646\u0637\u0628\u0642 \u0631\u0627 \u067e\u06cc\u062f\u0627 \u0646\u0645\u06cc \u06a9\u0646\u062f\u060c -1 \u0631\u0627 \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u0627\u0646\u062f\u060c \u062f\u0631 \u063a\u06cc\u0631 \u0627\u06cc\u0646 \u0635\u0648\u0631\u062a\u060c \u0633\u0645\u062a \u0686\u067e \u062a\u0631\u06cc\u0646 \u0634\u0627\u062e\u0635 \u0632\u06cc\u0631\u0631\u0634\u062a\u0647 \u0631\u0627 \u062f\u0631 \u0631\u0634\u062a\u0647 \u0628\u0632\u0631\u06af\u062a\u0631 \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u0627\u0646\u062f:<\/p>\n<pre><code class=\"hljs\">fullstring = <span class=\"hljs-string\">\"rasanegar\"<\/span>\nsubstring = <span class=\"hljs-string\">\"tack\"<\/span>\n\n<span class=\"hljs-keyword\">if<\/span> fullstring.find(substring) != -<span class=\"hljs-number\">1<\/span>:\n    <span class=\"hljs-built_in\">print<\/span>(<span class=\"hljs-string\">\"Found!\"<\/span>)\n<span class=\"hljs-keyword\">else<\/span>:\n    <span class=\"hljs-built_in\">print<\/span>(<span class=\"hljs-string\">\"Not found!\"<\/span>)\n<\/code><\/pre>\n<p>\u0637\u0628\u06cc\u0639\u062a\u0627\u064b \u0647\u0645\u0627\u0646 \u062c\u0633\u062a\u062c\u0648 \u0631\u0627 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u062f\u0647\u062f <code>index()<\/code> \u0648 \u0634\u0627\u062e\u0635 \u0634\u0631\u0648\u0639 \u0631\u0634\u062a\u0647 \u0641\u0631\u0639\u06cc \u0631\u0627 \u062f\u0631 \u0631\u0634\u062a\u0647 \u0648\u0627\u0644\u062f \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u0627\u0646\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-built_in\">print<\/span>(fullstring.find(substring))\n\n<\/code><\/pre>\n<h2 id=\"regularexpressionsregex\"><span class=\"ez-toc-section\" id=\"%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa_%d9%85%d9%86%d8%b8%d9%85_regex\"><\/span>\u0639\u0628\u0627\u0631\u0627\u062a \u0645\u0646\u0638\u0645 (RegEx)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0639\u0628\u0627\u0631\u0627\u062a \u0645\u0646\u0638\u0645 \u0631\u0648\u0634\u06cc \u0627\u0646\u0639\u0637\u0627\u0641\u200c\u067e\u0630\u06cc\u0631\u062a\u0631 (\u0627\u0644\u0628\u062a\u0647 \u067e\u06cc\u0686\u06cc\u062f\u0647\u200c\u062a\u0631) \u0628\u0631\u0627\u06cc \u0628\u0631\u0631\u0633\u06cc \u0631\u0634\u062a\u0647\u200c\u0647\u0627 \u0628\u0631\u0627\u06cc \u062a\u0637\u0627\u0628\u0642 \u0627\u0644\u06af\u0648 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f.  \u0628\u0627 Regular Expressions\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u062c\u0633\u062a\u062c\u0648\u0647\u0627\u06cc \u0627\u0646\u0639\u0637\u0627\u0641\u200c\u067e\u0630\u06cc\u0631 \u0648 \u0642\u062f\u0631\u062a\u0645\u0646\u062f\u06cc \u0631\u0627 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u0641\u0636\u0627\u0647\u0627\u06cc \u062c\u0633\u062a\u062c\u0648\u06cc \u0628\u0633\u06cc\u0627\u0631 \u0628\u0632\u0631\u06af\u200c\u062a\u0631 \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u06cc\u062f\u060c \u0646\u0647 \u0628\u0631\u0631\u0633\u06cc\u200c\u0647\u0627\u06cc \u0633\u0627\u062f\u0647\u060c \u0645\u0627\u0646\u0646\u062f \u0645\u0648\u0627\u0631\u062f \u0642\u0628\u0644\u06cc.<\/p>\n<p>\u067e\u0627\u06cc\u062a\u0648\u0646 \u0628\u0627 \u06cc\u06a9 \u0645\u0627\u0698\u0648\u0644 \u062f\u0627\u062e\u0644\u06cc \u0628\u0631\u0627\u06cc \u0639\u0628\u0627\u0631\u0627\u062a \u0645\u0646\u0638\u0645 \u0627\u0631\u0633\u0627\u0644 \u0645\u06cc \u0634\u0648\u062f \u06a9\u0647 \u0646\u0627\u0645 \u062f\u0627\u0631\u062f <code>re<\/code>.  \u0631\u0627 <code>re<\/code> \u0645\u0627\u0698\u0648\u0644 \u062d\u0627\u0648\u06cc \u062a\u0627\u0628\u0639\u06cc \u0628\u0647 \u0646\u0627\u0645 <code>search()<\/code>\u060c \u06a9\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0627\u0632 \u0622\u0646 \u0628\u0631\u0627\u06cc \u0645\u0637\u0627\u0628\u0642\u062a \u0628\u0627 \u06cc\u06a9 \u0627\u0644\u06af\u0648\u06cc \u0632\u06cc\u0631 \u0631\u0634\u062a\u0647 \u0627\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">from<\/span> re <span class=\"hljs-keyword\">import<\/span> search\n\nfullstring = <span class=\"hljs-string\">\"rasanegar\"<\/span>\nsubstring = <span class=\"hljs-string\">\"tack\"<\/span>\n\n<span class=\"hljs-keyword\">if<\/span> search(substring, fullstring):\n    <span class=\"hljs-built_in\">print<\/span> <span class=\"hljs-string\">\"Found!\"<\/span>\n<span class=\"hljs-keyword\">else<\/span>:\n    <span class=\"hljs-built_in\">print<\/span> <span class=\"hljs-string\">\"Not found!\"<\/span>\n<\/code><\/pre>\n<p>\u0627\u06af\u0631 \u0628\u0647 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u062a\u0637\u0628\u06cc\u0642 \u067e\u06cc\u0686\u06cc\u062f\u0647 \u062a\u0631\u06cc \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u06cc\u062f\u060c \u0645\u0627\u0646\u0646\u062f \u062a\u0637\u0628\u06cc\u0642 \u0628\u062f\u0648\u0646 \u062d\u0633\u0627\u0633 \u0628\u0647 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af\u060c \u06cc\u0627 \u0627\u06af\u0631 \u0628\u0627 \u0641\u0636\u0627\u0647\u0627\u06cc \u062c\u0633\u062a\u062c\u0648\u06cc \u0628\u0632\u0631\u06af \u0633\u0631 \u0648 \u06a9\u0627\u0631 \u062f\u0627\u0631\u06cc\u062f\u060c \u0627\u06cc\u0646 \u0631\u0648\u0634 \u0628\u0647\u062a\u0631\u06cc\u0646 \u0627\u0633\u062a.  \u062f\u0631 \u063a\u06cc\u0631 \u0627\u06cc\u0646 \u0635\u0648\u0631\u062a \u0628\u0627\u06cc\u062f \u0627\u0632 \u067e\u06cc\u0686\u06cc\u062f\u06af\u06cc \u0648 \u0633\u0631\u0639\u062a \u0622\u0647\u0633\u062a\u0647 \u062a\u0631 regex \u0628\u0631\u0627\u06cc \u0645\u0648\u0627\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0633\u0627\u062f\u0647 \u0632\u06cc\u0631 \u0631\u0634\u062a\u0647 \u062a\u0637\u0628\u06cc\u0642 \u0627\u062c\u062a\u0646\u0627\u0628 \u0634\u0648\u062f.<\/p>\n<h3 id=\"abouttheauthor\"><span class=\"ez-toc-section\" id=\"%d8%af%d8%b1%d8%a8%d8%a7%d8%b1%d9%87_%d9%86%d9%88%db%8c%d8%b3%d9%86%d8%af%d9%87\"><\/span>\u062f\u0631\u0628\u0627\u0631\u0647 \u0646\u0648\u06cc\u0633\u0646\u062f\u0647<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u062a\u0648\u0633\u0637 Jacob Stopak\u060c \u0645\u0634\u0627\u0648\u0631 \u0648 \u062a\u0648\u0633\u0639\u0647\u200c\u062f\u0647\u0646\u062f\u0647 \u0646\u0631\u0645\u200c\u0627\u0641\u0632\u0627\u0631 \u0628\u0627 \u0639\u0644\u0627\u0642\u0647 \u0628\u0647 \u06a9\u0645\u06a9 \u0628\u0647 \u062f\u06cc\u06af\u0631\u0627\u0646 \u0628\u0631\u0627\u06cc \u0628\u0647\u0628\u0648\u062f \u0632\u0646\u062f\u06af\u06cc \u062e\u0648\u062f \u0627\u0632 \u0637\u0631\u06cc\u0642 \u06a9\u062f \u0646\u0648\u0634\u062a\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a.  \u06cc\u0639\u0642\u0648\u0628 \u062e\u0627\u0644\u0642 \u0627\u0633\u062a <a target=\"_blank\" href=\"https:\/\/initialcommit.com\" rel=\"noopener\">\u062a\u0639\u0647\u062f \u0627\u0648\u0644\u06cc\u0647<\/a> &#8211; \u0633\u0627\u06cc\u062a\u06cc \u0627\u062e\u062a\u0635\u0627\u0635 \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u0628\u0631\u0627\u06cc \u06a9\u0645\u06a9 \u0628\u0647 \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u06a9\u0646\u062c\u06a9\u0627\u0648 \u062f\u0631 \u06cc\u0627\u062f\u06af\u06cc\u0631\u06cc \u0631\u0648\u0634 \u06a9\u062f\u06af\u0630\u0627\u0631\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u0647\u0627\u06cc \u0645\u0648\u0631\u062f \u0639\u0644\u0627\u0642\u0647 \u0622\u0646\u0647\u0627.  \u067e\u0631\u0648\u0698\u0647 \u0628\u0631\u062c\u0633\u062a\u0647 \u0622\u0646 \u0628\u0647 \u0645\u0631\u062f\u0645 \u06a9\u0645\u06a9 \u0645\u06cc \u06a9\u0646\u062f <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/initialcommit.com\/blog\/Learn-Git-Code-Definitive-Guide\">Git \u0631\u0627 \u06cc\u0627\u062f \u0628\u06af\u06cc\u0631\u06cc\u062f<\/a> \u062f\u0631 \u0633\u0637\u062d \u06a9\u062f<\/p>\n<\/div>\n<p><script>\n                        !function(f,b,e,v,n,t,s)\n                        {if(f.fbq)return;n=f.fbq=function(){n.callMethod?\n                        n.callMethod.apply(n,arguments):n.queue.push(arguments)};\n                        if(!f._fbq)f._fbq=n;n.push=n;n.loaded=!0;n.version='2.0';\n                        n.queue=();t=b.createElement(e);t.async=!0;\n                        t.src=v;s=b.getElementsByTagName(e)(0);\n                        s.parentNode.insertBefore(t,s)}(window, document,'script',\n                        'https:\/\/connect.facebook.net\/en_US\/fbevents.js');\n                        fbq('init', '525232124909042');\n                        fbq('track', 'PageView');\n                    <\/script>    (\u0628\u0631\u0686\u0633\u0628\u200c\u0647\u0627 \u0628\u0647 \u062a\u0631\u062c\u0645\u0647)# python<br \/>\n<br \/><br \/>\n<br \/>\u0645\u0646\u062a\u0634\u0631 \u0634\u062f\u0647 \u062f\u0631 1403-01-02 06:51:03<br \/>\n<\/p>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-center kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;center&quot;,&quot;id&quot;:&quot;13527&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;0&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;0&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;\u0627\u0645\u062a\u06cc\u0627\u0632 \u0634\u0645\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628&quot;,&quot;legend&quot;:&quot;0\\\/5 (0 \u0631\u0627\u06cc)&quot;,&quot;size&quot;:&quot;30&quot;,&quot;title&quot;:&quot;\u067e\u0627\u06cc\u062a\u0648\u0646: \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0622\u06cc\u0627 \u0631\u0634\u062a\u0647 \u062d\u0627\u0648\u06cc \u0631\u0634\u062a\u0647 \u0641\u0631\u0639\u06cc \u0627\u0633\u062a \u06cc\u0627 \u062e\u06cc\u0631&quot;,&quot;width&quot;:&quot;0&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} ({count} \u0631\u0627\u06cc)&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 0px;\">\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 24px;\">\n            <span class=\"kksr-muted\">\u0627\u0645\u062a\u06cc\u0627\u0632 \u0634\u0645\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628<\/span>\n    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u0632\u0645\u0627\u0646 \u0644\u0627\u0632\u0645 \u0628\u0631\u0627\u06cc \u0645\u0637\u0627\u0644\u0639\u0647: <\/span> <span class=\"rt-time\"> 3<\/span> <span class=\"rt-label rt-postfix\">\u062f\u0642\u06cc\u0642\u0647<\/span><\/span>\u0628\u0631\u0631\u0633\u06cc \u0627\u06cc\u0646\u06a9\u0647 \u0622\u06cc\u0627 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u062f\u0627\u0631\u0627\u06cc \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u0641\u0631\u0639\u06cc \u0627\u0633\u062a \u06cc\u0627 \u062e\u06cc\u0631\u060c \u0628\u0647 \u062a\u0639\u0645\u06cc\u0645 \u0634\u0631\u0637 \u0647\u0627 \u0648 \u0627\u06cc\u062c\u0627\u062f \u06a9\u062f \u0627\u0646\u0639\u0637\u0627\u0641 \u067e\u0630\u06cc\u0631\u062a\u0631 \u06a9\u0645\u06a9 \u0645\u06cc \u06a9\u0646\u062f. \u0639\u0644\u0627\u0648\u0647 \u0628\u0631 \u0627\u06cc\u0646\u060c \u0628\u0633\u062a\u0647 \u0628\u0647 \u0631\u0648\u06cc \u0645\u062f\u0644 \u062f\u0627\u0645\u0646\u0647 \u0634\u0645\u0627 &#8211; \u0628\u0631\u0631\u0633\u06cc \u0627\u06cc\u0646\u06a9\u0647 \u0622\u06cc\u0627 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u062d\u0627\u0648\u06cc \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u0641\u0631\u0639\u06cc \u0627\u0633\u062a \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0628\u0647 \u0634\u0645\u0627 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u0641\u06cc\u0644\u062f\u0647\u0627\u06cc \u06cc\u06a9 \u0634\u06cc [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":9398,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1743,620],"tags":[1749,1747,1746,1751,2147,1811,1970,1744,2286,2289,2285,3192,1806,1795,1745,1831],"class_list":["post-13527","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-python","category-programming","tag-python","tag-python-vps","tag-vps-","tag-1751","tag-2147","tag-1811","tag-1970","tag-1744","tag-2286","tag-2289","tag-2285","tag-3192","tag-1806","tag-1795","tag-1745","tag-1831"],"acf":[],"_links":{"self":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/13527","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/comments?post=13527"}],"version-history":[{"count":0,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/13527\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media\/9398"}],"wp:attachment":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media?parent=13527"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/categories?post=13527"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/tags?post=13527"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}