(refcount=1, is_ref=1) 此时不能被unset

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Release: 2016-06-23 13:40:27
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$a=1;
global $a;      


回复讨论(解决方案)

你遇到了什么问题?

$a=1;global $a;var_dump($a);unset($a);var_dump($a);
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