{"id":4896,"date":"2022-10-01T08:02:45","date_gmt":"2022-10-01T08:02:45","guid":{"rendered":"https:\/\/www.wikitechy.com\/interview-questions\/?p=4896"},"modified":"2022-10-01T08:02:45","modified_gmt":"2022-10-01T08:02:45","slug":"what-is-function-why-to-use-function","status":"publish","type":"post","link":"https:\/\/www.wikitechy.com\/interview-questions\/c\/what-is-function-why-to-use-function\/","title":{"rendered":"What is function ? Why to use function ?"},"content":{"rendered":"<ul>\n<li>We can divide a large program into basic building blocks called functions.<\/li>\n<li>Functions contains a set of programming statements that is enclosed within {} paranthesis.<\/li>\n<li>A function is a set of code that performs specific task.<\/li>\n<li>A collection of number of functions is known as a program.<\/li>\n<li>Functions helps to avoid repeat useage of code.<\/li>\n<li>Functions can be called from any place in our program any number of times.<\/li>\n<li>Functions make code readable and simple.<\/li>\n<li>Functions are also called as procedures or subroutines in other programming Languages.<\/li>\n<\/ul>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-4897 aligncenter\" src=\"https:\/\/www.wikitechy.com\/interview-questions\/wp-content\/uploads\/2022\/10\/what-is-fucntion-in-c.jpg\" alt=\"\" width=\"797\" height=\"374\" srcset=\"https:\/\/www.wikitechy.com\/interview-questions\/wp-content\/uploads\/2022\/10\/what-is-fucntion-in-c.jpg 797w, https:\/\/www.wikitechy.com\/interview-questions\/wp-content\/uploads\/2022\/10\/what-is-fucntion-in-c-300x141.jpg 300w, https:\/\/www.wikitechy.com\/interview-questions\/wp-content\/uploads\/2022\/10\/what-is-fucntion-in-c-768x360.jpg 768w, https:\/\/www.wikitechy.com\/interview-questions\/wp-content\/uploads\/2022\/10\/what-is-fucntion-in-c-390x183.jpg 390w\" sizes=\"(max-width: 797px) 100vw, 797px\" \/><\/p>\n<h3 id=\"how-functions-works-in-c-langauage\">How Functions Works in C Langauage<\/h3>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-4898 aligncenter\" src=\"https:\/\/www.wikitechy.com\/interview-questions\/wp-content\/uploads\/2022\/10\/function-in-c.jpg\" alt=\"\" width=\"329\" height=\"431\" srcset=\"https:\/\/www.wikitechy.com\/interview-questions\/wp-content\/uploads\/2022\/10\/function-in-c.jpg 329w, https:\/\/www.wikitechy.com\/interview-questions\/wp-content\/uploads\/2022\/10\/function-in-c-229x300.jpg 229w\" sizes=\"(max-width: 329px) 100vw, 329px\" \/><\/p>\n<p>\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>We can divide a large program into basic building blocks called functions. Functions contains a set of programming statements that is enclosed within {} paranthesis. A function is a set of code that performs specific task. A collection of number of functions is known as a program. Functions helps to avoid repeat useage of code. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1716],"tags":[18716,18714,18715,18711,18719,18718,18720,18713,18712,18717],"class_list":["post-4896","post","type-post","status-publish","format-standard","hentry","category-c","tag-c-functions","tag-functions-in-c","tag-how-to-use-function-in-c","tag-what-is-a-function","tag-what-is-a-function-in-programming-example","tag-what-is-function","tag-what-is-function-in-programming","tag-why-functions-are-useful","tag-why-use-functions","tag-why-we-use-function-in-c"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What is function ? Why to use function ? - Functions in C<\/title>\n<meta name=\"description\" content=\"What is function ? 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