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What is the php form submission method?

藏色散人Original: 2021-07-26 09:15:167520browse

php form submission method: 1. Use PHP $_REQUEST to collect the data submitted by the HTML form; 2. Use $_POST to collect the form data after submitting the HTML form with "method="post""; 3. Use $ _GET collects data submitted by an HTML form.

The operating environment of this article: windows7 system, PHP7.1 version, DELL G3 computer

php form submission method

1. Collect data submitted by HTML forms, PHP $_REQUEST is used to collect data submitted by HTML forms.

<!DOCTYPE html>
<html>
<body>

<form method="post" action="<?php echo $_SERVER[&#39;PHP_SELF&#39;];?>"> #$_SERVER[&#39;PHP_SELF&#39;]是获取当前文件的路径
Name: <input type="text" name="fname">
<input type="submit">
</form>

<?php 
$name = $_REQUEST[&#39;fname&#39;]; #$_REQUEST[&#39;fname&#39;]获取前面name="fname"的输入值
echo $name; 
?>

</body>
</html>

2.PHP $_POST is widely used to collect form data after submitting an HTML form with method="post". $_POST is also commonly used to pass variables.

<html>

<body>

 

<form method="post" action="<?php echo $_SERVER[&#39;PHP_SELF&#39;];?>">    

Name: <input type="text" name="fname">

<input type="submit">

</form>

 

<?php 

$name = $_POST[&#39;fname&#39;]; 

echo $name; 

?>

#action here can be modified to other php files to process the submitted data

html file

php file

##3.PHP $_GET can also be used to collect form data after submitting an HTML form (method="get").

$_GET can also collect data sent in the URL.

The second method of getting submission information

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