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类function里面赋值有用吗？

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Release： 2016-06-20 12:53:11
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function random_text($count, $rm_similar = false){
}
是不是$rm_similar 永远都是false？


回复讨论(解决方案)

不是的，看你有没有传递第二个删除，如果第二个参数你没有传递，那$rm_similar 默认为false

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类function里面赋值有用吗？
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