- print_r: documentation ( source)
<?php
$array = array( 0 => 'string1', 1 => 'string2', 2 => 'string3', 3 => 'string4');
$arrays =$array;
print_r($array);
$array=array();
$i=0;
foreach($arrays as $k => $item)
{
if($item == 'string2'){
unset($arrays[$k]);
}
$i++;
}
print_r($arrays);