get parameter in php

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1#Get Method and Post Data
2
3Send data through get and Post
4
5$_GET Example
6============
7<?php
8if(isset($_GET['name'])){
9echo htmlentities($_GET['name']);
10//or
11//$name = htmlentities($_GET['name']);
12//echo $name
13print_r($_GET);
14}
15?>
16<!DOCTYPE html>
17<html>
18<head>
19    <title>Get post website</title>
20    </head>
21<body>
22    <form method="GET action=get_post.php">
23        <div>
24            <label>Name</label><br>
25            <input type="text" name ="name">
26        </div>
27        <div>
28            <label>Email</label><br>
29            <input type="text" name ="email">
30        </div>
31        <input type="submit" value ="Submit">
32    </form>
33</body>
34</html>
35================
36$_POST Example
37================
38<?php
39if(isset($_GET['name'])){
40//echo htmlentities($_GET['name']);
41//or
42//$name = htmlentities($_GET['name']);
43//echo $name
44//print_r($_GET);
45}
46
47if(isset($_POST['name'])){
48    $name = htmlentities($_POST['name']);
49    echo $name;
50    print_r($_POST);
51}
52?>
53<!DOCTYPE html>
54<html>
55<head>
56    <title>Get post website</title>
57    </head>
58<body>
59    <form method="POST" action="get_post.php">
60        <div>
61            <label>Name</label><br>
62            <input type="text" name ="name">
63        </div>
64        <div>
65            <label>Email</label><br>
66            <input type="text" name ="email">
67        </div>
68        <input type="submit" value ="Submit">
69    </form>
70</body>
71</html>
72================
73$_REQUEST Example  //another uncommon way to do it. This is not 
74  //normally done this way
75================
76<?php
77if(isset($_REQUEST['name'])){
78    $name = htmlentities($_REQUEST['name']);
79    echo $name;
80    print_r($_REQUEST);
81}
82
83?>
84<!DOCTYPE html>
85<html>
86<head>
87    <title>Get post website</title>
88    </head>
89<body>
90    <form method="POST" action="get_post.php">
91        <div>
92            <label>Name</label><br>
93            <input type="text" name ="name">
94        </div>
95        <div>
96            <label>Email</label><br>
97            <input type="text" name ="email">
98        </div>
99        <input type="submit" value ="Submit">
100    </form>
101</body>
102</html>
103================
104$_SERVER['QUERY_STRING']  Example
105================
106<?php
107echo $_SERVER['QUERY_STRING'];
108
109
110?>
111<!DOCTYPE html>
112<html>
113<head>
114    <title>Get post website</title>
115    </head>
116<body>
117    <form method="POST" action="get_post.php">
118        <div>
119            <label>Name</label><br>
120            <input type="text" name ="name">
121        </div>
122        <div>
123            <label>Email</label><br>
124            <input type="text" name ="email">
125        </div>
126        <input type="submit" value ="Submit">
127    </form>
128</body>
129</html>

1<?php
2
3  // if your url is http://link?var=value
4  
5if (isset($_GET['var'])) // works with request
6	$var = $_GET['var'];
7echo $var;
8
9// output value
10

1<form action="/" method="get">
2  <input type="text" name="name">
3  <br>
4  <input type="submit">
5</form>
6<?php
7  echo $_GET["query"];
8?>

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