Definition:
The symbol of this operator is ==.
If you use this operator in the program, it first matches the key and value of the first array with the other array.
If the values match, it returns true; otherwise, it returns false as output.
Syntax:
$array1 == $array2
Example:
<?php
$array1 = array("a" => "pen", "b" => "copy");
$array2 = array("b" => "copy", "a" => "Apen");
var_dump($array1 == $array2);
?>
Output:
bool(true)