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<?php $old_article = " asdf asdf sadgf asdf"; $new_article = " asdf asdf2 sadgf asdf"; $diff = xdiff_string_diff($old_article, $new_article, 1); if (is_string($diff)) { echo "Differences between two articles:\n"; echo $diff; } ?>
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught Error: Call to undefined function xdiff_string_diff() in /in/TgdVC:13 Stack trace: #0 {main} thrown in /in/TgdVC on line 13
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38
Fatal error: Call to undefined function xdiff_string_diff() in /in/TgdVC on line 13
Process exited with code 255.

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