- array_map: documentation ( source)
- array_count_values: documentation ( source)
- print_r: documentation ( source)
<?php
$element = array(
0 => array(
'name' => 'test',
'email' => 'aaa@example.com'
),
1 => array(
'name' => 'testing',
'email' => 'aaa@example.com'
),
1 => array(
'name' => 'Jane Doe',
'email' => 'asd@example.com'
));
$array = array_map(function($element) {
return $element['name'];
}, $array1);
$array2 = (array_count_values($array));
print_r($array2);