Php 如何创建函数和调用函数
谁能给我举个例子,创建一个简单的函数,返回两个输入字段的总和Php 如何创建函数和调用函数,php,html,Php,Html,谁能给我举个例子,创建一个简单的函数,返回两个输入字段的总和 <html> <body> number1:<input type="text" name="number1" /> number2:<input type="text" name="number2" /> <input type=submit name="submit" value="submit"/> </body> </
<html>
<body>
number1:<input type="text" name="number1" />
number2:<input type="text" name="number2" />
<input type=submit name="submit" value="submit"/>
</body>
</html>
第一:
第二:
我想这就是您要搜索的内容:
尝试以下操作:
<?php
if(isset($_POST))
{
echo "Result = " . $_POST['number1'] + $_POST['number2'];
}
?>
<html>
<head>
<title> Example of the radio blur method</title>
</head>
<body>
<form name="form1">
<input type="text" name="number1" value="">
<input type="text" name="number2" value="">
<input type="submit" name="submit" value="Add">
</form>
</body>
</html>
无线电模糊方法示例
试试看
你能用正确的英语编辑你的问题吗?它不能打印出来put@Nikunj贾加德:请阅读你在问题中所写的内容。我已经回复了。没问题-希望你的项目进展顺利:)
function addition( $num1,$num2)
{
echo "Result = " . $num1 + $num2;
}
and call the function by
if(isset($_POST["submit"]))
{
$num1=$_POST['number1'];
$num2=$_POST['number2'];
addition( $num1,$num2);
}
<html>
<body>
<form action='<?php echo $_SERVER["PHP_SELF"] ?>' method='post'>
number1:<input type='text' name='number1'/>
number2:<input type='text' name='number2'/>
<input type='submit' name='submit' value='submit'/>
</form>
<br/>
<?php
if($_POST["submit"]){
echo "$_POST[number1] + $_POST[number2] = ".($_POST["number1"] + $_POST["number2"])."<br/>\n";
}
?>
</body>
</html>