In the last Blog, we have shown you how to dynamically add form fields to create form. This blog post tells about how to add and remove fields dynamically with the help of JavaScript codes. So while creating your form, you can easily add fields in a click and if you don’t want it, you can easily delete it in a click

In this process the image is selected first and previewed before storing it in to any location . Then using  jQuery Ajax, it is send to php script on submit button event.

PHP script stores the image in a defined location and returns the message of the success and failure of the process.

The main difference between Primary key and Foreign key in a table is that it’s the same column which behaves as primary key in the parent table and as a foreign key in a child table. For example in Customer and Order relationship, customer_id is the primary key in Customer table but a foreign key in Order table. 

PHP is the Hypertext Preprocessor scripting language for making scalable, dynamic web applications. It is released in 1995 and considered as a number one backend development language for over past 20 years

Search Engine Optimization is nothing but the process of bringing our website or blog on to the top of the search engine result pages (SERPs). This optimization is basically classified into two types.

PHP 5 and later can work with a MySQL database using:

• MySQLi extension (the "i" stands for improved)
• PDO (PHP Data Objects)

Earlier versions of PHP used the MySQL extension. However, this extension was deprecated in 2012.

Off-page SEO will help make your website popular on the internet, so you can get more visibility. With the on-page techniques we can get visibility in search engines. But only off page SEO techniques will help improve your website position in SERP. Take a look at the list of top 13 best off page SEO techniques now in trend.

SOAP – SOAP is a protocol which was designed before REST and came into the picture. The main idea behind designing SOAP was to ensure that programs built on different platforms and programming languages could exchange data in an easy manner

MySQL and MySQLi are PHP database extensions implemented by using PHP extension framework. PHP database extensions are used to write PHP code for accessing the database. They expose database API to provide interfaces to use database functions.