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@ 2015-03-31T10:04:20Z

<?php

$value = 1456;

$test1 = $value !== 0;
$test2 = $value != '';

var_dump($test1);
var_dump($test2);

Output
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var_dump: documentation ( source)

preferences:dark modelive preview

38.81 ms | 402 KiB | 5 Q