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{"id":4582,"date":"2022-08-04T06:46:30","date_gmt":"2022-08-04T06:46:30","guid":{"rendered":"https:\/\/www.wikitechy.com\/interview-questions\/?p=4582"},"modified":"2022-08-04T06:46:30","modified_gmt":"2022-08-04T06:46:30","slug":"what-is-the-use-of-count-function-in-php","status":"publish","type":"post","link":"https:\/\/www.wikitechy.com\/interview-questions\/php\/what-is-the-use-of-count-function-in-php\/","title":{"rendered":"What is the use of count () function in PHP ?"},"content":{"rendered":"<ul>\n<li style=\"text-align: justify;\">In PHP this unbuilt function is used to count the current elements in the array.<\/li>\n<li style=\"text-align: justify;\">If it has been set to an empty array, whether the function might return 0 for the variable and the variable that is not set the function returns 0.<\/li>\n<li style=\"text-align: justify;\">Generally, this function takes one parameter, the array for which the elements need to be counted.<\/li>\n<li style=\"text-align: justify;\">The function an take a parameter <i>mode which<\/i>\u00a0tells the function to count the element in recursive or normal mode but in addition.<\/li>\n<li style=\"text-align: justify;\">In Count () syntax $array is mandatory and in which elements are needed to be counted.<\/li>\n<li style=\"text-align: justify;\">In Count () mode is optional which is used to set the mode of function and their parameter can take two possible values, either 0 or 1. 1 generally indicates to count of the values of the array recursively.<\/li>\n<li style=\"text-align: justify;\">In an array, the functions return the number of elements.<\/li>\n<\/ul>\n<h2 id=\"syntax\" style=\"text-align: justify;\">Syntax<\/h2>\n<div class=\"code-embed-wrapper\"> <div class=\"code-embed-infos\"> <\/div> <pre class=\"language-php code-embed-pre line-numbers\"  data-start=\"1\" data-line-offset=\"0\"><code class=\"language-php code-embed-code\">Count ($array, mode)<\/code><\/pre> <\/div>\n<h2 id=\"sample-code\" style=\"text-align: justify;\">Sample Code<\/h2>\n<div class=\"code-embed-wrapper\"> <div class=\"code-embed-infos\"> <\/div> <pre class=\"language-php code-embed-pre line-numbers\"  data-start=\"1\" data-line-offset=\"0\"><code class=\"language-php code-embed-code\">&lt;!DOCTYPE html&gt;<br\/>  &lt;html&gt;<br\/>   &lt;body&gt;<br\/><br\/>     &lt;?php<br\/>       $cars=array(&quot;Volvo&quot;,&quot;Volkswagen&quot;,&quot;Hyundai&quot;,&quot;Ferrari&quot;);<br\/>       echo count($cars);<br\/>       ?&gt;<br\/><br\/>   &lt;\/body&gt;<br\/>&lt;\/html&gt;<\/code><\/pre> <\/div>\n<h2 id=\"output\" style=\"text-align: justify;\">Output<\/h2>\n<p style=\"text-align: justify;\"><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-4583\" src=\"https:\/\/www.wikitechy.com\/interview-questions\/wp-content\/uploads\/2022\/08\/count-function-in-php.png\" alt=\"\" width=\"1118\" height=\"208\" srcset=\"https:\/\/www.wikitechy.com\/interview-questions\/wp-content\/uploads\/2022\/08\/count-function-in-php.png 1118w, https:\/\/www.wikitechy.com\/interview-questions\/wp-content\/uploads\/2022\/08\/count-function-in-php-300x56.png 300w, https:\/\/www.wikitechy.com\/interview-questions\/wp-content\/uploads\/2022\/08\/count-function-in-php-1024x191.png 1024w, https:\/\/www.wikitechy.com\/interview-questions\/wp-content\/uploads\/2022\/08\/count-function-in-php-768x143.png 768w, https:\/\/www.wikitechy.com\/interview-questions\/wp-content\/uploads\/2022\/08\/count-function-in-php-390x73.png 390w, https:\/\/www.wikitechy.com\/interview-questions\/wp-content\/uploads\/2022\/08\/count-function-in-php-820x153.png 820w\" sizes=\"(max-width: 1118px) 100vw, 1118px\" \/><\/p>\n<p style=\"text-align: justify;\">\n","protected":false},"excerpt":{"rendered":"<p>In PHP this unbuilt function is used to count the current elements in the array. If it has been set to an empty array, whether the function might return 0 for the variable and the variable that is not set the function returns 0. Generally, this function takes one parameter, the array for which the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"passster_activate_protection":false,"passster_protect_child_pages":"","passster_protection_type":"password","passster_password":"","passster_activate_overwrite_defaults":"","passster_headline":"","passster_instruction":"","passster_placeholder":"","passster_button":"","passster_id":"","passster_activate_misc_settings":"","passster_redirect_url":"","passster_hide":"no","passster_area_shortcode":"","gtb_hide_title":false,"gtb_wrap_title":false,"gtb_class_title":"","gtb_remove_headerfooter":false,"footnotes":""},"categories":[8182],"tags":[17790,17789,17782,17787,17784,17786,17788,17781,17783,17785],"class_list":["post-4582","post","type-post","status-publish","format-standard","hentry","category-php","tag-array-count","tag-array_count_values-in-php","tag-count-function-in-php","tag-count-function-in-php-mysql","tag-how-to-count-all-elements-in-an-array-in-php","tag-php-array-count-example","tag-php-count-with-condition","tag-php-count-function","tag-php-count-function-with-examples","tag-what-is-the-use-of-count-function-in-php"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is the use of count () function in PHP ? 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