public function Diff::lcs
public Diff::lcs()
Compute the length of the Longest Common Subsequence (LCS).
This is mostly for diagnostic purposed.
Return value
int The length of the LCS.
File
- core/lib/Drupal/Component/Diff/Diff.php, line 80
Class
- Diff
- Class representing a 'diff' between two sequences of strings. @todo document @subpackage DifferenceEngine
Namespace
Drupal\Component\DiffCode
public function lcs() { $lcs = 0; foreach ($this->edits as $edit) { if ($edit->type == 'copy') { $lcs += sizeof($edit->orig); } } return $lcs; }
© 2001–2016 by the original authors
Licensed under the GNU General Public License, version 2 and later.
Drupal is a registered trademark of Dries Buytaert.
https://api.drupal.org/api/drupal/core!lib!Drupal!Component!Diff!Diff.php/function/Diff::lcs/8.1.x