affect of global variable in functon
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| Language | PHP |
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| Owner | Zjmainstay |
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| Modified | |
| Visibility | Public |
<?php
function aaa() {
global $a;
$a = 2;
unset($a);
}
$a = 1;
aaa();
var_dump(isset($a) ? 'true' : 'false', @$a);
function bbb() {
global $b;
$b = 2;
}
$b = 1;
bbb();
var_dump($b);
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