- array_diff_uassoc: documentation ( source)
- print_r: documentation ( source)
<?php
function key_compare_func($a, $b)
{
print "$a - $b\n";
$a = "|$a";
$b = "|$b";
if ($a == $b) {
return 0;
}
return $a < $b ? -1 : 1;
}
$array1 = array("a" => "green", "b" => "Brown", "c" => "blue", 0 => "red");
$array2 = array(0 => "red", "a" => "green", "b" => "Brown", "c" => "blue");
$result = array_diff_uassoc($array1, $array2, "key_compare_func");
print_r($result);