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php判断对象是派生自哪个类的方法_php技巧

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Release: 2016-05-16 20:13:02
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本文实例讲述了php判断对象是派生自哪个类的方法。分享给大家供大家参考。具体实现方法如下:

<&#63;php 
$th = new Thread; //创建新对象 
if ($th instanceof Thread) //如果对象$th是Thread类型的,则输出Yes 
  echo "Yes"; 
else 
  echo "No"; 
&#63;>

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希望本文所述对大家的php程序设计有所帮助。

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