<?php
$falseArr = [
'',
'0',
0,
false,
[],
null
];
$trueArr = [
' ',
'false',
'123',
'abc',
1,
true,
['val'],
new stdClass,
function(){}
];
$print = function ($arr) {
foreach ($arr as $v) {
var_dump($v==false);
}
};
$print($falseArr);
echo "\n";
$print($trueArr);
- Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
- bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)
preferences:
152.73 ms | 403 KiB | 183 Q