Difference between the AND and && operator in php

PHPServer Side ProgrammingProgramming

'AND' Logical operator

'AND' operator is a logical AND operator but has low precedence to = operator.

'&&' Logical operator

'&&' is also a logical AND operator but has high precedence to = operator.

Example

Following the example, shows the difference of 'AND' vs '&&' operators.

Live Demo

<!DOCTYPE html>
<html>
<title>PHP Example</title>
<body>
<?php
$x = true;$y = false;
$result =$x AND $y; print('$result = $x AND$y');
print("<br/>");
var_dump($result); print("<br/>");$result = $x &&$y;
print('$result =$x && $y'); print("<br/>"); var_dump($result);
?>
</body>
</html>

Output

$result =$x AND $y bool(true)$result = $x &&$y
bool(false)
Updated on 13-Jan-2020 06:39:02