Form validation not allow chinese cheractor

the following example use the javascript regular express to validate the value where Chinese charecter is not allow.


<script   language=javascript>   
    
  function   checkChinese(){   
    
      var   re   =   /[u4E00-u9FA0]+/;   
    
      if   (re.test(form1.tjiccode.value))   
    
      {   
    
          alert(“不允许输入中文!”);   
    
  return   false;   
    
      }   
    
  }   

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