收藏
PHPz批改状态：合格
老师批语：
<!-- 1. 实例演示分支与循环 2. 实例演示php模板语法与html混编技巧 --><?php$age = 28;$wait = $age-18;// 1. 单分支if($age >= 18) echo "welcome" . "<br/>";// 2. 双分支if($age > 18) echo "welcome". "<br/>";else echo "wait" . $wait ."year" . "<br/>";// 3. 多分支if($age>=18 && $age<25) echo "welcome" . "<br/>";elseif($age>=25) echo "Hi Dave" . "<br/>";else echo "wait" . $wait ."year" . "<br/>";// 4. 多分支语法糖:switchswitch(true){case $age>=25:echo "Hello Dave" . "<br/>";break;default:echo "wait" . $wait ."year" . "<br/>";}// 循环// while$i = 0;while($i<5){echo "有".$i."只小猪"."<br/>";$i++;}echo "<hr>";// do-while$i = 0;do{echo "有".$i."只小猪"."<br/>";$i++;}while($i<5);echo "<hr>";// forfor($i=0;$i<5;$i++){echo "有".$i."只小猪"."<br/>";}
<?php$user_freshman=[["id"=>"0","name"=>"Frank","course"=>"java","score"=>"89"],["id"=>"1","name"=>"John","course"=>"java","score"=>"89"],["id"=>"2","name"=>"Jane","course"=>"java","score"=>"89"],["id"=>"3","name"=>"Dave","course"=>"php","score"=>"99"],["id"=>"4","name"=>"David","course"=>"C","score"=>"79"],];$user_sophomore=[["id"=>"0","name"=>"Frank","course"=>"python","score"=>"89"],["id"=>"1","name"=>"John","course"=>"big data","score"=>"89"],["id"=>"2","name"=>"Jane","course"=>"graph","score"=>"89"],["id"=>"3","name"=>"Dave","course"=>"web","score"=>"99"],["id"=>"4","name"=>"David","course"=>"C++","score"=>"79"],];?><!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="viewport" content="width=device-width, initial-scale=1.0"><title>php模板语法与html混编</title><style>table {border-collapse: collapse;width: 360px;text-align: center;}table th,table td {border: 1px solid #000;padding: 5px;}table caption {font-size: 1.3em;}table thead {background-color: lightcyan;}.active {color: red;}</style></head><body><table><caption>大一成绩表</caption><thead><tr><th>学号</th><th>姓名</th><th>课程</th><th>成绩</th></tr></thead><tbody><!-- 大一 --><!-- foreach --><?php$list=null;foreach($user_freshman as $users){$table = "<tr>";$table.="<th>{$users["id"]}</th>";$table.="<th>{$users["name"]}</th>";$table.="<th>{$users["course"]}</th>";$table.="<th>{$users["score"]}</th>";$table.= "</tr>";$list.=$table;}echo $list?></tbody></table><table><caption>大二成绩表</caption><thead><tr><th>学号</th><th>姓名</th><th>课程</th><th>成绩</th></tr></thead><tbody><!-- 大二 --><?php foreach($user_sophomore as $users):?><tr><th><?= $users["id"]?></th><th><?= $users["name"]?></th><th><?= $users["course"]?></th><th><?= $users["score"]?></th></tr><?php endforeach ?></tbody></table></body></html>
Copyright 2014-2025 https://www.php.cn/ All Rights Reserved | php.cn | 湘ICP备2023035733号
