php array count keys code example

Example 1: php count array elements with specific key

$cnt = count(array_filter($array,function($element) {
  return $element['your_key']=='foo';
}));

Example 2: get array length using php

// using count() we can get proper length of the array
$names = array("Ankur","Raj","Ram","Suresh");
// pass array into count() as parameter it will return array length
echo count($names);

// output : 4