The post() method in jQuery loads the page from server using POST HTTP request and returns XMLHttpRequest object.
Syntax:
$.post( url, data, callback_function, data_type )
Parameters: This method accepts four parameters as mentioned above and described below:
- url: It is the required parameter and used to send the request.
- data: It is optional parameter and it represents key/value pairs of data that will be sent to the server.
- callback_function: It is optional parameter and it represents a function to be executed when the data is loaded successfully.
- data_type: It is optional parameter and it represents a type of data to be returned to callback function: xml, html, script, json, jsonp, or text.
main.php This PHP file call in the below example when button pressed.
<?php echo "Hello Geeks!";
?> |
Example: This example use post() method and call a PHP file.
<!DOCTYPE html> <html>
<head>
<title>
jQuery post() Method
</title>
<script src=
</script>
</head>
<body>
<h2 id="gfg">GeeksforGeeks</h2>
<button id="b">
Click Here!
</button>
<!-- Script to use post() method -->
<script>
$(document).ready(function() {
$("button").click(function() {
$.post("/submit.php", {
name: "GFG",
},
function(data,status) {
document.getElementById("gfg").innerHTML
= data;
document.getElementById("b").innerHTML
= "Data Passed";
});
});
});
</script>
</body>
</html>
|
Output:
Before clicking on the button:
After clicking on the button:
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