Home > Backend Development > PHP Tutorial > 浅谈php提交form表单_PHP

浅谈php提交form表单_PHP

WBOY
Release: 2016-05-30 08:45:49
Original
848 people have browsed it

处理GET请求

实现的功能是输入姓名后页面显示“Hello XXX”

创建html文件hello.html:

<!DOCTYPE html>
<html>
<head lang="en">
  <meta charset="UTF-8">
  <title>欢迎</title>
</head>
<body>
<form action="hello.php" method="get">
  <input name="name" type="text"/>
  <input type="submit"/>
</form>
</body>
</html>

Copy after login

创建PHP文件hello.php:

<&#63;php
/**
 * Created by PhpStorm.
 * User: Administrator
 * Date: 2015/6/30
 * Time: 15:03
 */
header("Content-type: text/html; charset=utf-8");
if(isset($_GET['name'])&&$_GET['name']){//如果有值且不为空
  echo 'Hello '.$_GET['name'];
}else{
  echo 'Please input name';
}

Copy after login

Get请求把表单的数据显式地放在URI中,并且对长度和数据值编码有所限制,如:http://127.0.0.1/hello.php?name=Vito

处理POST请求

实现一个简单的加法运算功能

创建html文件add.html:

<!DOCTYPE html>
<html>
<head lang="en">
  <meta charset="UTF-8">
  <title>相加</title>
</head>
<body>
<form action="add.php" method="post">
  <input name="num1" type="text"/>
  +
  <input name="num2" type="text"/>
  <input type="submit" value="相加"/>
</form>
</body>
</html>

Copy after login

创建PHP文件add.php:

<&#63;php
/**
 * Created by PhpStorm.
 * User: Administrator
 * Date: 2015/6/30
 * Time: 18:02
 */


if($_POST['num1']&&$_POST['num2']){
  echo $_POST['num1']+$_POST['num2'];
}else{
  echo 'Please input num';
}

Copy after login

Post请求把表单数据放在http请求体中,并且没有长度限制

form action=""意思是:form是表单,action是转向地址,即form表单需要提交到哪里

以上所述就是本文的全部内容了,希望大家能够喜欢。

Related labels:
source:php.cn
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Popular Tutorials
More>
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template