Top Php Interview Questions and Answers For Freshers and Experienced Candidates


PHP is a server-side scripting language which is mostly used for creating awesome looking websites. RASMUS LERDORF is the father of PHP. PHP 5 and the above php 5 versions works with MySQLi (Database Management System). here i Stands for ** Improved **.

What is PHP

Created in 1994 by Rasmus Lerdorf, the absolute first manifestation of PHP was a simple arrangement of Common Gateway Interface (CGI) parallels composed inside the C programming language. 

PHP (Hypertext Preprocessor) is understood as a general-purpose scripting language that will be wont to develop dynamic and interactive websites. it had been among the primary server-side languages that would be embedded into HTML, making it easier to feature functionality to sites without having to call external files for data.

PHP may be a programming language for rear development only. JavaScript, in turn, was initially designed as a front development language. Thus, in case you're attempting to settle on a choice among PHP and JavaScript, the conversation is decreased to which language you might want to use for back improvement.

The Use of Learning PHP

PHP is the best user-accessible programming language in server-side scripting. it's more malleable than C, C++, or ASP. PHP improves website traffic. For developing complex, dynamic, and user-accessible web applications, web developers always use the PHP language because it is easy as compared to other languages. With the computerized economy set to fill cosmically in the coming years, and the greater part of that advanced economy utilizing PHP in some structure, PHP improvement abilities are going to be very high in demand for the foreseeable future.

PHP programs are often written on any editor, like - Notepad, Notepad++, Dreamweaver, etc. These programs save with. PHP extension, i.e., filename. PHP inside the htdocs folder.

And if I think PHP is difficult to find out then let me clear you PHP is one of the better programming languages to find out. This is often because PHP features a strong ecosystem of resources available for beginners and it's a syntax that's forgiving to beginners. Whether you struggle to find out PHP depends on your experience with programming.

Here we are getting to tell you an example of how you'll run a PHP code:

  • Go to the XAMPP server directory
  • Create my.php
  • Create a file and name it "my.php"

Open my.php and put the following code.


Open New Tab

Run it by opening a new tab in your browser

Load hello.php

On your browser window, type http://localhost/my.php


You should see the following output

Hi Jhon!

Important PHP Interview Questions and Answers Listed By Experts

How send email using php?

To send email using PHP, You use the mail() funct...
Read More

Write a program using while loop

$my_query = mysql_query("SELECT * FROM 'users' WHE...
Read More

What are the different tables present in mysql?

Total 5 types of tables we can create 1. MyISA...
Read More

What is Open Source Software?

Software in which the source codes are freely used...
Read More

How To Submit A Form Without Submit Button Php Jquery Javascript??

Easy way to save a form without using a submit bu...
Read More

What is the difference between single quotes and double quotes?

Single quoted strings will display things almost c...
Read More

What is the Scope Resolution Operator?

"::" double colons is the scope operator it is use...
Read More

How do you load classes in PHP?

Review the "autoload" and "spl_autoload_register"...
Read More

What is difference between require() and include()?

require() and include() both are used for inclu...
Read More

How PHP Reverse Number Program Works?

It is very easy to reverse a number using PHP stri...
Read More

How to include a file to a php page?

We can include a file using " include(); " or " re...
Read More

What is difference between require_once() and require()??

The main and basic difference between them is ......
Read More

What is the difference between GET and POST method?

Whenever we fill any form on the internet we can u...
Read More

What is MVC?

MVC stands for Model, View, and Controller. P...
Read More

How we can retrieve the data in the result set of MySQL using PHP?

1. mysql_fetch_row This function will return a ro...
Read More

What is the use of in_array() function in PHP?

If you want to check particular value exists in an...
Read More

How to redirect a page in php?

very easy way: header("Location:index.php"); //...
Read More

How to get the date of post in a separate day, month and year variables wordpress.??

Sometimes our custom design requires Day, month an...
Read More

$message vs. $$message in PHP.

$message is a variable with a fixed name. $$messag...
Read More

Create a chess board using for loop php

In this Post we will create a chessboard pattern,...
Read More

What are the different types of errors in PHP?

There are three types of errors in PHP. 1. Noti...
Read More

What is PEAR in PHP?

PEAR stands for “PHP Extension and Application Rep...
Read More

What is difference between echo() and print()?

introduction: echo and print both are used to dis...
Read More

In a PHP class what are the three visibility keywords of a property or method?

public, private and protected. The default is publ...
Read More

What is Polymorphism?

It's simply the idea that one object can can take...
Read More

What is Object Oriented Programming?

This is usually a pretty open ended question. You...
Read More

What is PHP?

PHP is a server side scripting language commonly u...
Read More

What is the use of "echo" in php?

It is used to print a data in the webpage, Example...
Read More

Who is the father of php and explain the changes in php versions?

Rasmus Lerdorf for version changes go to http://ph...
Read More

How to create a session? How to set a value in session ? How to Remove data from a session?

Create session : session_start(); Set value into...
Read More

How to set cookies in PHP?

Setting new cookie =============================...
Read More

How to declare an array in php?

Just Follow the Below example::: Eg : var $a...
Read More

What is the difference between Session and Cookie?

The main difference between sessions and cookies i...
Read More

require_once(), require(), include().What is difference between them?

require() includes and evaluates a specific file,...
Read More

What are some of the big changes PHP has gone through in the past few years?

There are a number, but the big ones people are lo...
Read More

Explain how a PHP session works?

A PHP session cookie is set in the clients browser...
Read More

In PHP what is the difference between a Class and an Interface?

Interfaces do not contain business logic, only met...
Read More

How can we encrypt and decrypt a data present in a mysql table using mysql?

Read More

what types of loops exist in php?

In PHP, we have the following looping statements:...
Read More