解决ThinkPHP Call to a member function assign() on a non-object


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assign是tp模板输出变量的一个方法.没有object只能说没实例化...
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经过几番思索,终于发现了.原来是Action里有构造函数覆盖了父类的构造函数.
正确应该这样.调用一下父类的构造函数.
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跑去父类看看
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其实真正写应该是放在public function _initialize() {里面


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