Copy/Paste Detector (CPD) for PHP code.
phpcpd is a Copy/Paste Detector (CPD) for PHP code.
The easiest way to obtain PHPCPD is to download a PHP Archive (PHAR) that has all required dependencies of PHPCPD bundled in a single file:
$ wget https://phar.phpunit.de/phpcpd.phar $ chmod +x phpcpd.phar $ mv phpcpd.phar /usr/local/bin/phpcpd
You can also immediately use the PHAR after you have downloaded it, of course:
$ wget https://phar.phpunit.de/phpcpd.phar $ php phpcpd.phar
You can add this tool as a local, per-project, development-time dependency to your project using Composer:
$ composer require --dev sebastian/phpcpd
You can then invoke it using the
$ phpcpd --fuzzy wordpress-4.9.8 phpcpd 4.1.0 by Sebastian Bergmann. Found 66 clones with 3014 duplicated lines in 40 files: - /home/sb/wordpress-4.9.8/wp-includes/Requests/IRI.php:358-708 (350 lines) /home/sb/wordpress-4.9.8/wp-includes/SimplePie/IRI.php:404-754 . . . - /home/sb/wordpress-4.9.8/wp-includes/SimplePie/File.php:133-144 (11 lines) /home/sb/wordpress-4.9.8/wp-includes/SimplePie/File.php:215-226 0.86% duplicated lines out of 349460 total lines of code. Average size of duplication is 45 lines, largest clone has 350 of lines Time: 1.79 seconds, Memory: 272.00MB