PHP 数组函数 array_diff_uassoc()
PHP 数组函数 array_diff_uassoc()
<?php
function key_compare_func($a, $b) {
if ($a === $b) {
return 0;
}
return ($a > $b)? 1:-1;
}
$input1 = array("a" => "green", "b" => "brown", "c" => "blue", "red");
$input2 = array("a" => "green", "yellow", "red");
$result = array_diff_uassoc($input1, $input2, "key_compare_func");
print_r($result);
?>