PHP readfile Function

Define :

In this tutorial we have learned about how to read file in php.The readfile() Function is inbuilt funciton in php.This function reads a file and writes it to the output buffer.

Syntax

  readfile(filename, use_include_path, context)

Parameters

`filename`	`Required.` Specify the file to read.
`use_include_path`	`Optional.` Set this parameter to true, if you want to search for the file in the include_path too. include_path can be set in php.ini.
`context`	`Optional.` Specify a context stream resource. Context is a set of options that can modify the behavior of a stream.

Assume that we have a file "demo.txt".This file contain some text

Given below readfile() function is used to read the "demo.txt" file

Output : Hello ! welcome to Web Designing House