JS获取指定长度的随机字符

JS获取指定长度的随机字符

function random_string(len) {
    
    
  len = len || 32;
  var chars = 'ABCDEFGHJKMNPQRSTWXYZabcdefhijkmnprstwxyz2345678';   
  var maxPos = chars.length;
  var pwd = '';
  for (i = 0; i < len; i++) {
    
    
      pwd += chars.charAt(Math.floor(Math.random() * maxPos));
    }
    return pwd;
}

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转载自blog.csdn.net/lzl980111/article/details/117284231