我来交作业
<?php $number=chr(rand(48,57)).chr(rand(65,90)).chr(rand(97,122)); echo '
'; for($i=1;$i<=4;$i++){ echo $number{rand(0,2)}.'-'; }
<?php $number=chr(rand(48,57)).chr(rand(65,90)).chr(rand(97,122)); echo '
'; for($i=1;$i<=4;$i++){ echo $number{rand(0,2)}.'-'; }
2018-01-29
举报