PHP中余数、取余的妙用 |
本文标签:PHP,余数,取余 <?php $ary=array("name","egineer","sonny","tonny","pingk","apple","phone","clone","pink","colle"); foreach($ary as $key=>$value){ $key=$key+1; if($key%2==1){echo <li>;} ?> <span><?php echo $key.":". $value;?></span> <?php if($key%2==0){echo </li>;} }; ?> second_one <?php $ary=array("name","egineer","sonny","tonny","pingk","apple","phone","clone","pink","colle"); foreach($ary as $key=>$value){ $key=$key; if($key%3==0){echo <li>;} ?> <span class="<?php echo($key%3); ?>span"><?php echo $key.":". $value;?></span> <?php if($key%3==2){echo </li>;} }; ?> 大家可以运行以后查看结果并分析其巧妙之处' |