PHP Get form data and HTML embedded PHP script
1, GETmethod
Function: Get the data submitted by get method
Format: $_GET["formelement"]
2, POSTmethod
Function: Get the data submitted by post method Data
Format: $_POST["formelement"]
3, REQUESTMethod
Function: Get data submitted in any way, $_REQUEST automatic global variable contains all GET, POST, COOKIE and FILE data, if you don't care about the data source.
Format: $_REQUEST["formelement"]
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>无标题文档</title>
</head>
<body>
<!--获取表单数据的两种方法-->
<!--post-->
<form method="post" action="8.3.php" name="form1">
<table border="1" width="400" cellpadding="0" cellspacing="0">
<tr>
<td height="30"> 用户名:<input name="txtName" type="text" size="12">
密码:<input name="txtPsd" type="password" size="12">
<input type="submit" name="SubmitBtn" value="提交">
</td>
</tr>
</table>
</form><br/>
<!--get URL的长度需要限定在1M范围内，否则会截取-->
<!--可以使用urlencode与urldecode对URL进行编解码-->
<form method="get" action="8.3.php" name="form2">
<table border="1" width="400" cellpadding="0" cellspacing="0">
<tr>
<td width="400" height="30"> 订单号:<input name="txtFrame" type="text" size="12">
<input type="submit" name="SubmitBtn">
</td>
</tr>
</table>
</form>
<!--在Web页面中嵌入PHP脚本-->
<?php
$strTxt = '男';
?>
<input type="text" value="<?php echo "strTxt"; ?>">
</body>
<?php
echo '用户名: '.$_POST["txtName"]." 密码：".$_POST['txtPsd'];
echo '订单号:'.$_GET["txtFrame"];
?>
</html>
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The above introduces PHP to obtain form data and HTML to embed PHP scripts, including aspects of the content. I hope it will be helpful to friends who are interested in PHP tutorials.
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