Simple PHP Ajax Form Validation Example from scratch

Simple PHP Ajax Form Validation Example from scratch

In this post we will give you information about Simple PHP Ajax Form Validation Example from scratch. Hear we will give you detail about Simple PHP Ajax Form Validation Example from scratchAnd how to use it also give you demo for it if it is necessary.

In this post, i would like to share useful jquery ajax form validation example from scratch. As we know todays, jquery become more popular and more powerful. So here i will show you server side php validation and we will check using jquery ajax request. I will give you very basic and simple example of bootstrap form with ajax validation in php, so it don’t take much more time.

Here, i will create PHP contact us form using html bootstrap framework. When you click on “Send Message” button it will fire ajax post request and check validation and display it as now on bellow preview. I will create two following files for this example:

1. index.php

2. formProcess.php

In index file we will import jquery and bootstrap then make proper layout, also write few line of jquery code. In formProcess.php file we will check validation and return json data. So let’s see bellow simple example from scratch.



<!DOCTYPE html>



<title>Php Ajax Form Validation Example</title>

<script type="text/javascript" src=""></script>

<link rel="stylesheet" href="">



<div >

<h1>Php Ajax Form Validation Example</h1>

<form role="form" id="contactForm" data-toggle="validator" >

<div style="display: none">


<div >

<div >

<input type="text" id="name" placeholder="Name">



<div >

<div >

<input type="email" id="email" placeholder="Email" >



<div >

<div >

<input type="text" id="msg_subject" placeholder="Subject" >



<div >

<div >

<textarea id="message" rows="7" placeholder="Massage" ></textarea>



<button type="submit" id="submit" ><i ></i> Send Message</button>




<script type="text/javascript">

$(document).ready(function() {



var name = $("#name").val();

var email = $("#email").val();

var msg_subject = $("#msg_subject").val();

var message = $("#message").val();


type: "POST",

url: "/formProcess.php",

dataType: "json",

data: {name:name, email:email, msg_subject:msg_subject, message:message},

success : function(data){

if (data.code == "200"){

alert("Success: " +data.msg);

} else {












$errorMSG = "";

/* NAME */

if (empty($_POST["name"])) {

$errorMSG = "<li>Name is required</<li>";

} else {

$name = $_POST["name"];


/* EMAIL */

if (empty($_POST["email"])) {

$errorMSG .= "<li>Email is required</li>";

} else if(!filter_var($_POST["email"], FILTER_VALIDATE_EMAIL)) {

$errorMSG .= "<li>Invalid email format</li>";

}else {

$email = $_POST["email"];



if (empty($_POST["msg_subject"])) {

$errorMSG .= "<li>Subject is required</li>";

} else {

$msg_subject = $_POST["msg_subject"];



if (empty($_POST["message"])) {

$errorMSG .= "<li>Message is required</li>";

} else {

$message = $_POST["message"];



$msg = "Name: ".$name.", Email: ".$email.", Subject: ".$msg_subject.", Message:".$message;

echo json_encode(['code'=>200, 'msg'=>$msg]);



echo json_encode(['code'=>404, 'msg'=>$errorMSG]);


You can quick run our example by following command, so run bellow command for run PHP project.

php -S localhost:8000

Now, you can check from your url by bellow URL:

Also see:PHP MySQL contact us form with validation using Bootstrap

I hope it can help you….

Hope this code and post will helped you for implement Simple PHP Ajax Form Validation Example from scratch. if you need any help or any feedback give it in comment section or you have good idea about this post you can give it comment section. Your comment will help us for help you more and improve us. we will give you this type of more interesting post in featured also so, For more interesting post and code Keep reading our blogs

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