Difference Between Get and Post in Tabular Form

Sno.

Basic Term

Get

Post

Definition

Requests data from a specified resource

Submits data to be processed to a specified resource.

Variables in Php

$_GET

$_POST

Data length

2048 characters

No Limit

Security

Less Security Urls saved in browser history and
server logs in plaintext.

More Secure No saved in browser history and server logs in plaintext.

Displayed in Url

Yes

No.

Bookmarked

Yes

No.

History

Yes Saved in history

No.

Encoding Type(enctype attribute)

application/x-www-form-urlencoded

application/x-www-form-urlencoded or

multipart/form-data

Url Example

http://www.example.com/action.php?name=Abhi&age=22

http://www.example.com/action.php

10.

Cached

cached

Never

11.

Send Sensitive Data

Yes

12.

BACK button/Reload

Same Link is Reload and Then Process

Before Reload browser should alert about the re-submitted data

13.

Data Type

Only ASCII characters allowed and non ASCII
characters are Not Alow like (©, ®,™)etc

No restrictions. Binary data is also allowed

14.

Using

Used with Action

Insert
Delete
Edit

POST method used with.

sensitive information
passwords

15.

Form Submission In Php Example

<?php
$name="";
$age="";
$active=false;
if(isset($_GET["submitform"])){
	$name = $_GET["name"];
	$age = $_GET["age"];
	$active=true;
}
?>
<form method="get">
<input type="text" name="name" placeholder="Enter Name " />
<input type="number" name="age" placeholder="Enter Age " />
<input type="submit" name="submitform" placeholder="Enter Age "/>
</form>
<?php 
if($active){
	echo "Name is ".$name." and age is ".$age;
}
?>

<?php

$name="";

$age="";

$active=false;

if(isset($_GET["submitform"])){

$name = $_GET["name"];

$age = $_GET["age"];

$active=true;

}

</form>

<?php

if($active){

echo "Name is ".$name." and age is ".$age;

}

<?php
$name="";
$age="";
$active=false;
if(isset($_POST["submitform"])){
	$name = $_POST["name"];
	$age = $_POST["age"];
	$active=true;
}
?>
<form method="post">
<input type="text" name="name" placeholder="Enter Name " />
<input type="number" name="age" placeholder="Enter Age " />
<input type="submit" name="submitform" placeholder="Enter Age " />
</form>
<?php 
if($active){
	echo "Name is ".$name." and age is ".$age;
}
?>