{"id":11768,"date":"2024-03-14T14:44:18","date_gmt":"2024-03-14T14:44:18","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-can-linux-determine-whether-a-number-is-odd-or-even-when-inputted\/"},"modified":"2025-08-04T16:50:46","modified_gmt":"2025-08-04T16:50:46","slug":"how-can-linux-determine-whether-a-number-is-odd-or-even-when-inputted","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-can-linux-determine-whether-a-number-is-odd-or-even-when-inputted\/","title":{"rendered":"Check Odd or Even Numbers in Linux"},"content":{"rendered":"<p>In a Linux system, you can use a shell script to input a number and determine if it is odd or even. Here is a simple example of a shell script:<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-meta\">#!\/bin\/bash<\/span>\r\n\r\n<span class=\"hljs-built_in\">echo<\/span> <span class=\"hljs-string\">\"\u8bf7\u8f93\u5165\u4e00\u4e2a\u6570\u5b57\uff1a\"<\/span>\r\n<span class=\"hljs-built_in\">read<\/span> num\r\n\r\n<span class=\"hljs-keyword\">if<\/span> [ $((num % <span class=\"hljs-number\">2<\/span>)) -eq 0 ]; <span class=\"hljs-keyword\">then<\/span>\r\n    <span class=\"hljs-built_in\">echo<\/span> <span class=\"hljs-string\">\"<span class=\"hljs-variable\">$num<\/span> \u662f\u5076\u6570\"<\/span>\r\n<span class=\"hljs-keyword\">else<\/span>\r\n    <span class=\"hljs-built_in\">echo<\/span> <span class=\"hljs-string\">\"<span class=\"hljs-variable\">$num<\/span> \u662f\u5947\u6570\"<\/span>\r\n<span class=\"hljs-keyword\">fi<\/span>\r\n<\/code><\/pre>\n<p>Save the above code as a .sh file (for example, odd_even.sh), then run the script in the terminal. Follow the prompt to input a number and determine if it is odd or even.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In a Linux system, you can use a shell script to input a number and determine if it is odd or even. Here is a simple example of a shell script: #!\/bin\/bash echo &#8220;\u8bf7\u8f93\u5165\u4e00\u4e2a\u6570\u5b57\uff1a&#8221; read num if [ $((num % 2)) -eq 0 ]; then echo &#8220;$num \u662f\u5076\u6570&#8221; else echo &#8220;$num \u662f\u5947\u6570&#8221; fi Save the [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[14921,15274,4679,15273,9346],"class_list":["post-11768","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-bash-programming","tag-cmd-tutorial","tag-linux-automation","tag-linux-shell-script","tag-number-validation"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Check Odd or Even Numbers in Linux - 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