title: How to decrypt a md5 value in php
body: <p>in bellow code firstly i converted </p>
  
  <p>str='test';
  str2=md5(str);</p>
  
  <p>but now i want to decrypt   str2 to  actual value, i want 'test' value again . Please help me 
  Thanx</p>
  
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