PHPCPDPHP 复制/粘贴检测器

PHPCPD 是 PHP 代码的复制/粘贴检测器 (CPD)。

这个工具作为 PHP 存档(PHAR)分发：

$ wget https://phar.phpunit.de/phpcpd.phar

$ php phpcpd.phar --version

推荐使用 Phive 作为管理项目的工具依赖：

$ phive install phpcpd

$ ./tools/phpcpd --version

不推荐使用 Composer 下载并安装此工具。

用例

$ php phpcpd.phar --fuzzy wordpress-5.5
phpcpd 6.0.0 by Sebastian Bergmann.

Found 121 clones with 8137 duplicated lines in 69 files:

  - /home/sb/wordpress-5.5/wp-includes/sodium_compat/src/Core/Curve25519/H.php:19-1466 (1447 lines)
    /home/sb/wordpress-5.5/wp-includes/sodium_compat/src/Core32/Curve25519/H.php:19-1466
.
.
.
  - /home/sb/wordpress-5.5/wp-includes/sodium_compat/src/Core32/Curve25519.php:879-889 (10 lines)
    /home/sb/wordpress-5.5/wp-includes/sodium_compat/src/Core32/Curve25519.php:1072-1082

1.82% duplicated lines out of 446676 total lines of code.
Average size of duplication is 67 lines, largest clone has 1447 of lines

Time: 00:02.980, Memory: 318.00 MB