wp-includes/ID3/module.audio-video.flv.php:446int public function readByte() { // 8-bit return ord(substr($this->bytes, $this->pos++, 1)); }Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/ID3/module.audio-video.flv.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.