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php爱好者> php文档>Item 21: Don't try to return a reference when you must return an object(Effe

Item 21: Don't try to return a reference when you must return an object(Effe

时间:2011-03-27  来源:Ray Z

Never return a pointer or reference to a local stack object, a reference to a heap-allocated object, or a pointer or reference to a local static object if there is a chance that more than one such object will be needed.
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