string php_strip_whitespace ($file)Parameters:php_strip_whitespace function() takes one parameter $file. This is a required parameter and specifies the file.Returned value:Returns the original $file after removing comments and spaces on success, otherwise returns an empty string.Exceptions :
- It works on PHP 5.0.1 and later, it returns an empty string in previous versions.
- This function works similarly to the php -wcommand line.
Program:
// Simple program for remove comments
// using the php_strip_whitespace function.
// function for calculating the number Fibonacci function fib ( $n ) { if ( $n < = 1) return $n ; return fib ( $n - 1) + fib ( $n - 2); }
// Driver code $n = 9; fib ( $n );
/ *
* Another multi-line comment
* / echo php_strip_whitespace ( __ FILE__ );
// This line is also removed
?> Exit: Link: http: //php.net/manual/en/function.php-strip-whitespace.php
