{"id":7416,"date":"2024-03-14T05:30:30","date_gmt":"2024-03-14T05:30:30","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-to-output-hexadecimal-numbers-in-c-language\/"},"modified":"2025-08-02T15:57:29","modified_gmt":"2025-08-02T15:57:29","slug":"how-to-output-hexadecimal-numbers-in-c-language","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-to-output-hexadecimal-numbers-in-c-language\/","title":{"rendered":"Print Hexadecimal in C"},"content":{"rendered":"<p>In the C language, to display an integer in hexadecimal format, you can use the printf function with the format specifiers %x or %X. These specifiers can be used to convert the integer to lowercase or uppercase hexadecimal representation.<\/p>\n<p>Here is a simple example code demonstrating how to output an integer&#8217;s hexadecimal representation in the C language.<\/p>\n<pre class=\"post-pre\"><code class=\"lang-c\">#include &lt;stdio.h&gt;\r\n\r\nint main() {\r\n    int num = 255; \/\/ \u4e00\u4e2a\u6574\u6570\r\n    printf(\"Number in hexadecimal: %x\\n\", num); \/\/ \u4f7f\u7528 %x \u683c\u5f0f\u8bf4\u660e\u7b26\u8f93\u51fa\u5c0f\u5199\u5341\u516d\u8fdb\u5236\u6570\r\n    printf(\"Number in hexadecimal (uppercase): %X\\n\", num); \/\/ \u4f7f\u7528 %X \u683c\u5f0f\u8bf4\u660e\u7b26\u8f93\u51fa\u5927\u5199\u5341\u516d\u8fdb\u5236\u6570\r\n\r\n    return 0;\r\n}\r\n<\/code><\/pre>\n<p>In the code above, %x and %X are used to output the hexadecimal representation of the integer num (in lowercase and uppercase, respectively). You can choose the appropriate format specifier to output the corresponding hexadecimal number as needed.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the C language, to display an integer in hexadecimal format, you can use the printf function with the format specifiers %x or %X. These specifiers can be used to convert the integer to lowercase or uppercase hexadecimal representation. Here is a simple example code demonstrating how to output an integer&#8217;s hexadecimal representation in the [&hellip;]<\/p>\n","protected":false},"author":8,"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":[7185,381,9473,1511,1806],"class_list":["post-7416","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-c-output","tag-c-programming","tag-format-specifiers","tag-hexadecimal","tag-printf"],"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>Print Hexadecimal in C - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"Learn to display integers in hex format using printf with %x\/%X specifiers. 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