Some important PHP interview questions along with their answers:
Here are some important PHP interview questions along with their answers:
Top PHP Interview Questions & Answers 2023
Top 100 PHP Interview Questions and Answers
1) What is PHP? PHP is a web language based on scripts that allow developers to dynamically create generated web pages. 2) What do the initials of PHP stand for? PHP stands for Hypertext Pre-processor. 3) Which programming language does PHP resemble? PHP syntax resembles Perl and C 4) What does PEAR stand for? PEAR … Read more
Top 60+ PHP Interview Questions and Answers in 2023
1. Who do we know as the father of PHP? Rasmus Lerdorf who created the language in 1994. 2. What did the acronym PHP originally stand for? Initially, PHP stood for Personal Home Page, but it now stands for the recursive acronym for PHP: Hypertext Preprocessor. 3. What are some of the common applications of … Read more
What are include() and require() functions?
The Include() function is used to put data of one PHP file into another PHP file. If errors occur, then the include() function produces a warning but does not stop the execution of the script, and it will continue to execute. The Require() function is also used to put data of one PHP file to … Read more
Differentiate between GET and POST
The difference between GET and POST are given below: GET POST GET method is used for requesting data from a specified resource. POST is used for sending the data to the server as a package in a separate communication with the processing script. Data is sent in the form of URL parameters which are strings … Read more
What are traits?
Traits are a mechanism that lets you create reusable code in PHP and similar languages where multiple inheritances are not supported. It’s not possible to instantiate it on its own. A trait is intended to reduce the limitations of single inheritance by enabling a developer to reuse sets of methods freely in many independent classes … Read more
Explain the main types of errors.
The 3 main types of errors in PHP are:
What is the difference between “echo” and “print” in PHP?
The main difference between echo and print in PHP are given below: echo print echo can output one or more strings. print can only output one string and it always returns 1. echo is faster than print because it does not return any value. print is slower compared to echo. If you want to pass … Read more
Is PHP a case-sensitive language?
PHP can be considered as a partial case-sensitive language. The variable names are completely case-sensitive but function names are not. Also, user-defined functions are not case-sensitive but the rest of the language is case-sensitive. For example, user-defined functions in PHP can be defined in lowercase but later referred to in uppercase, and it would still … Read more
What does PEAR stands for?
PEAR stands for “PHP Extension and Application Repository”. PEAR is a framework and repository for all of the reusable PHP components. PEAR provides a higher level of programming for web developers. It contains all kinds of PHP code snippets and libraries. It also provides you with a command-line interface to automatically install packages.