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Home > Backend Development > PHP Tutorial > 编程-请问在PHP中用empty调用__isset一直返回true

编程-请问在PHP中用empty调用__isset一直返回true

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Release： 2016-06-02 11:29:08
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编程php

为什么在php中类实例化后，用var_dump(empty($mod->a))
一直都在返回true

Related labels：
编程 php
source：php.cn
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