{"id":822,"date":"2020-03-05T13:52:10","date_gmt":"2020-03-05T21:52:10","guid":{"rendered":"https:\/\/renanmf.com\/?p=822"},"modified":"2021-03-21T14:54:33","modified_gmt":"2021-03-21T17:54:33","slug":"isalnum-checking-alphanumeric-only-string-python","status":"publish","type":"post","link":"https:\/\/renanmf.com\/isalnum-checking-alphanumeric-only-string-python\/","title":{"rendered":"isalnum(): checking alphanumeric only in a string in Python"},"content":{"rendered":"<p>Use the <code>isalnum()<\/code> method to check if a string only contains alphanumeric characters.<\/p>\n<pre><code class=\"language-python\">word = &#039;beach&#039;\nprint(word.isalnum())\n#output: True\n\nword = &#039;32&#039;\nprint(word.isalnum())\n#output: True\n\nword = &#039;number32&#039; #notice there is no space\nprint(word.isalnum())\n#output: True\n\nword = &#039;Favorite number is 32&#039; #notice the space between words\nprint(word.isalnum())\n#output: False\n\nword = &#039;@number32$&#039; #notice the special chars &#039;@&#039; and &#039;$&#039;\nprint(word.isalnum())\n#output: False<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Use the isalnum() method to check if a string only contains alphanumeric characters. word = &#039;beach&#039; print(word.isalnum()) #output: True word = &#039;32&#039; print(word.isalnum()) #output: True word = &#039;number32&#039; #notice there is no space print(word.isalnum()) #output: True word = &#039;Favorite number is 32&#039; #notice the space between words print(word.isalnum()) #output: False word = &#039;@number32$&#039; #notice the [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":742,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[6],"class_list":["post-822","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-python","tag-python"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":6}},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - 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