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I am going to explain here all important PHP Interview Questions with best Answers with text and also video tutorials.These questions are frequently asked in all IT Companies.This Questions are very helpfull for freshers. We are going to cover here each and every interview questions and answers.

PHP interview questions and answers for freshers


We are going to cover each and every php interview questions and answers for fresheres with video tutorials.


Question 1: what is the use of explode() function in php?


Answer:The explode function is used to "Split a string by a specified string into pieces i.e. it breaks a string into an array". The explode function in PHP allows us to break a string into smaller text with each break occurring at the same symbol. This symbol is known as the delimiter. you have to display that using array.


Question 2: what is the difference between unset and unlink in php?


Answer:In PHP unlink() is a function for file system handling, unlink() is used to delete files. Suppose you have uploaded a file and wants to delete this file through the coding then unlink() function is used to delete the file. unset() is a function for variable management. It will make a variable undefined.


Question 3: How to redirect a page in PHP?


Answer: You can redirect from one page to another using php and javascript, in php you have to use header() function and in havascript you have to window.location="" function.


Question 4: What is the use of rand() function in php?


Answer: rand() function is used for generate random number if you want to generate random number netween 1000 to 5000 you have to write like this rand(1000,5000)


Question 5: What is the use mysqli_real_escape_string in PHP?


Answer: The mysqli_real_escape_string() function escapes special characters in a string for use in an SQL statement.


Question 6: What is the use of count() functions in php?


Answer: The count() function is used to count the elements of an array or the properties of an object. Note: For objects, if you have SPL installed, you can hook into count() by implementing interface Countable.


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