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What is the inequality operator in php

(*-*)浩Original: 2019-09-06 09:58:007022browse

PHP comparison operators are used to compare two values (numbers or strings). Today we will introduce the inequality operator.

!=, not equal to operator, returns true if $x is not equal to $y. (Recommended learning: PHP video tutorial)

<!DOCTYPE html>
<html>
<body>

<?php
$x = 17;  
$y = "17";

var_dump($x != $y); // 返回 false，因为值相等
?>  

</body>
</html>

a8093152e673feb7aba1828c43532094, not equal to operator, returns true if $x is not equal to $y.

<!DOCTYPE html>
<html>
<body>

<?php
$x = 17;  
$y = "17";

var_dump($x <> $y); // 返回 false，因为值相等
?>  

</body>
</html>

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