Call PHP Function In JavaScript Using Ajax

how to call php function from javascript function


1. create Folder on WWW Or htdocs (on your computer)

2. create index.php page on your folder and paste this code


index.php

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script> 



<script>
function addsearchproduct(x){  // this is JavaScript  function  

$.ajax({
  type: 'POST',
  url: "function.php?f=phpFunction&p="+x, 
       // call php function , phpFunction=function Name , x= parameter 
  data: {},
  success: function(data1){
        alert(data1);
  }
});
           

}
</script>

<input type="button" value="call Php Function" onclick="addsearchproduct('pass value');"  />

 

3. create function.php  page on your folder and paste this code

 function.php 

<?php 
if(function_exists($_GET['f'])) { // get function name and parameter  $_GET['f']($_GET["p"]);
} else {
echo 'Method Not Exist';
}


function phpFunction($val=''){      // create php function here  
echo $val ;
 
 }
 
 


4. run your index.php file