JSFiddle - React, Tailwind, and code Playground

JavaScript

const openrooms = `1||fun||ball
 2||job||hammer
 3||run||feet`;
 
 const roomlist = openrooms.split('\n');

for (var rooms in roomlist) {
 room = roomlist[rooms].split('||');
 for (var {roomid, name, icon } in room) {
  result = `${room[roomid]} room: ${room[name]} - ${room[icon]}`;
 }
}
console.log(result);