HTML:Tracklist-song-length-calc

<script type="module">
(window.RLQ??=[]).push([[],async()=>{await $.ready;for(let e of document.querySelectorAll(`.tracklist`)){let t=e.querySelector(`.total_length`);if(!t)continue;let n=0;for(let t of e.querySelectorAll(`.song_length`)){let e=t.textContent.trim().match(/(\d+):(\d+)/u);if(!e)continue;let[,r,i]=e;n+=Number(r)*60+Number(i)}t.textContent=`${Math.floor(n/60)}:${(n%60).toString().padStart(2,`0`)}`}}]);
</script>