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php生成随机密码函数示例

  2. #生成随机密码
  3. function MakePass($length)
  4. {
  5. $possible = "0123456789!@#$%^&*()_+".
  6. "abcdefghijklmnopqrstuvwxyz".
  7. "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
  8. $str = "";
  9. while(strlen($str) < $length)
  10. {
  11. $str .= substr($possible, (rand() % strlen($possible)), 1);
  12. }
  13. return($str);
  14. }