我找不到线了错误代码23
问题描述：
我找不到线了错误代码23我找不到线了错误代码23
<html>
<head><title>cw5</title></head>
<body>
<form method=post>
Please enter 2 numbers: <br>
The first number: <input type="text" name="num1"><br>
The second number: <input type="text" name="num2"><br>
<input type="submit" value="Submit"></form><hr>
<?php
$num=$_POST["num1"]+$_POST["num2"];
echo $_POST['num1']."+".$_POST['num2']."=".$num."<br>";
$num2=$_POST["num1"]-$_POST["num2"];
echo $_POST['num1']."-".$_POST['num2']."=" .$num2."<br>";
$num3=$_POST["num1"]*$_POST["num2"];
echo $_POST['num1']."x".$_POST['num2']."=" .$num3."<br>";
$num4=$_POST["num1"]/$_POST["num2"];
echo $_POST['num1']."/".$_POST['num2']."=" .$num4."<br>";
$num5=$_POST["num1"]%$_POST["num2"];
**echo "the remains of" $_POST['num1']."/".$_POST['num2']. "is".$num5."<br>";**
?>
<hr>
</body>
</html>
答
几个小的语法错误
- 缺少几个“
- 错位。
下面是完整的代码：
<html>
<head><title>cw5</title></head>
<body>
<form method=post>
Please enter 2 numbers: <br>
The first number: <input type="text" name="num1"><br>
The second number: <input type="text" name="num2"><br>
<input type="submit" value="Submit"></form><hr>
<?php
$num=$_POST["num1"]+$_POST["num2"];
echo $_POST['num1']."+".$_POST['num2']."=" .$num. "<br>";
$num2=$_POST["num1"]-$_POST["num2"];
echo $_POST['num1']."-".$_POST['num2']."=" .$num2. "<br>";
$num3=$_POST["num1"]*$_POST["num2"];
echo $_POST['num1']."x".$_POST['num2']."=" .$num3. "<br>";
$num4=$_POST["num1"]/$_POST["num2"];
echo $_POST['num1']."/".$_POST['num2']."=" .$num4. "<br>";
$num5=$_POST["num1"]%$_POST["num2"];
echo "the remains of " . $_POST['num1']."/".$_POST['num2']." is " .$num5;
?>
<hr>
</body>
</html>
首先，我建议告诉我们这行是23，所以我们没有算。 :)哎呀，我看到它是与星号现在:( – 2011-05-26 03:14:59
我认为他做了** – ErikE 2011-05-26 03:17:32
你应该*总是*张贴错误信息的实际文本！ – Gabe 2011-05-26 03:31:37