php_strip_whitespace

(PHP 5, PHP 7, PHP 8)

php_strip_whitespaceReturn source with stripped comments and whitespace

Descrizione

php_strip_whitespace(string $filename): string

Returns the PHP source code in filename with 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 commandline.

Elenco dei parametri

filename

Path to the PHP file.

Valori restituiti

The stripped source code will be returned on success, or an empty string on failure.

Nota:

This function respects the value of the short_open_tag ini directive.

Esempi

Example #1 php_strip_whitespace() example

<?php
// PHP comment here

/*
* Another PHP comment
*/

echo php_strip_whitespace(__FILE__);
// Newlines are considered whitespace, and are removed too:
do_nothing();
?>

Il precedente esempio visualizzerà:

<?php
 echo php_strip_whitespace(__FILE__); do_nothing(); ?>

Notice the PHP comments are gone, as are the whitespace and newline after the first echo statement.