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jignesh
answered Apr 28 '23 00:00
To pass JavaScript variables or values into PHP using Ajax, you can include them as data in the Ajax request. Here's an example code snippet that shows how to use Ajax to pass a JavaScript variable named "myVar" to a PHP script named "example.php":
v
ar myVar = "Hello World!";
$.ajax({
url: 'example.php',
type: 'POST',
data: {
myVar: myVar
},
success: function(response) {
console.log(response);
},
error: function() {
console.log('Error occurred while making Ajax request.');
}
});
In the above code, we define a JavaScript variable named "myVar" with the value "Hello World!". We then use the $.ajax() function to make an Ajax request to the PHP script "example.php". The url parameter specifies the URL of the PHP file, and the type parameter specifies the HTTP method to be used (in this case, we're using the POST method).
The data parameter is where we include the JavaScript variable as data in the Ajax request. We're sending the variable "myVar" with the value of our JavaScript variable "myVar".
In the PHP script "example.php", you can retrieve the value of "myVar" using the $_POST superglobal. Here's an example code snippet that shows how to retrieve the value of "myVar" in PHP:
<?php
$myVar = $_POST['myVar'];
echo $myVar;
?>
In the above code, we retrieve the value of "myVar" using the $ _POST superglobal and assign it to a variable named "$myVar". We then use the echo statement to output the value of "$myVar" to the browser. The value of "$ myVar " should be the same as the value of our JavaScript variable " myVar ".