<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<style type="text/css">
body{
font-size:18px;
}
</style>
</head>
<body>
<?php
$str='';
if(isset($_GET['1name'])) {
$name = $_GET['1name'];
if (!empty($name)) {
if (!is_numeric($name)) {
if (isset($_GET['lscore'])) {
$score = $_GET['lscore'];
if (!empty($score)) {
if (is_numeric($score)) {
if ($score >= 0 && $score <= 100) {
switch ((integer)($score / 10))//0,1,2,3,...,10
{
case 10:
$str = 'A+';
break;
case 9:
$str = 'A';
break;
case 8:
$str = 'B';
break;
case 7:
$str = 'C';
break;
case 6:
$str = 'D';
break;
default:
$str = 'fail';
break;
}
} else {
$str = "成绩过高，抄书十遍！";}
} else {
$str = "成绩是数学？Are you a fool?";}
} else {
$str = "成绩不能为空！";}
}
} else {
$str = "姓名不能为数字！";}
} else {
$str = "姓名不能为空！";}
}
?>
<form action="#" method="get">
请输入学生的姓名：
<input type="text" name="lname" value="<?php if(!empty($_POST["lname"])){ echo $_GET["lname"] ;} ?>" /><br />
请输入学生的成绩：
<input type="text" name="lscore" value="<?php if(!empty($_POST["lscore"])){echo $_GET["lscore"];} ?>" /><br />
<input type="submit" value="提交" />
</form>
<?php
echo $str;
?>
</body>
</html>
3 回答
echo1111
TA贡献21条经验 获得超6个赞
function xxxXX($params1,$params2)
{
if(!isset($_GET['name'])) {
return '请输入你的姓名';
}
if(!isset($_GET['score'])) {
return '请输入你的姓名';
}
.....
}我觉得你这样写好一点，代码可读性更强
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