wp-includes/Text/Diff/Renderer/inline.php:103$lines$prefixoptional' '$encodeoptionaltrue function _lines($lines, $prefix = ' ', $encode = true) { if ($encode) { array_walk($lines, array(&$this, '_encode')); } if ($this->_split_level == 'lines') { return implode("\n", $lines) . "\n"; } else { return implode('', $lines); } }Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/Text/Diff/Renderer/inline.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.