php count array elements with specific key
$cnt = count(array_filter($array,function($element) {
return $element['your_key']=='foo';
}));php count array elements with specific key
$cnt = count(array_filter($array,function($element) {
return $element['your_key']=='foo';
}));check array has keys in php
<?php
// The values in this arrays contains the names of the indexes (keys)
// that should exist in the data array
$required = array('key1', 'key2', 'key3');
$data = array(
'key1' => 10,
'key2' => 20,
'key3' => 30,
'key4' => 40,
);
if (count(array_intersect_key(array_flip($required), $data)) === count($required)) {
// All required keys exist!
}Copyright © 2021 Codeinu
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