效果
代码
<?php $cars=['1系PHP','3系PHP','5系PHP']; $coolcars=['2系PHP','4系PHP','7系PHP'];?><!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>BMW好车</title></head><body> <h2><? echo '宝马好车(无循环)'?></h2> <ol> <li><a href=""><? echo '1系'?></a></li> <li><a href=""><? echo '3系'?></a></li> <li><a href=""><? echo '5系'?></a></li> </ol> <h2><? echo '宝马好车(PHP foeach)'?></h2> <ol> <!-- 未使用模版语法 --> <? foreach($cars as $car){?> <li><a href=""><? echo $car ?></a></li> <? } ?> <!-- if,while,for,forforeach,switch这些流程控制语句都有替代语法。 :代替了左边的花括号{ 并用endforeach代替结束时的右边的花括号} --> <? foreach($coolcars as $coolcar):?> <li><a href=""><? echo $coolcar ?></a></li> <? endforeach ?> </ol> <!-- JS for循环 演示 --> <script type="text/javascript"> let cars=['1系PHP','3系PHP','5系PHP']; for (let index = 0; index < cars.length; index++) { alert(cars[index]); } </script></body></html>
