Returns the PHP source code in
PHP comments and whitespace removed. This may be useful for determining the
amount of actual code in your scripts compared with the amount of comments.
This is similar to using php -w from the
The stripped source code will be returned on success, or an empty string on failure.
Note: This function works as described as of PHP 5.0.1. Before this it would only return an empty string. For more information on this bug and its prior behavior, see bug report #29606.
Example 1. php_strip_whitespace() example
The above example will output:
Notice the PHP comments are gone, as are the whitespace and newline after the first echo statement.