JSFiddle - React, Tailwind, and code Playground

JavaScript

var userChoice = prompt("Do you choose rock, paper or scissors?");
var computerChoice = Math.random();
if (computerChoice < 0.34){
    computerChoice = "rock";
}else if(computerChoice <= 0.67){
    computerChoice = "paper";
}else{
    computerChoice = "scissors";
}
var results = {
    'scissors':{'paper':   "you win!",   'rock':    'you lose...'},
    'rock':    {'paper':   'you lose...','scissors':'you win!' },
    'paper':   {'scissors':'you lose...','rock':    'you win!'}
}
if(userChoice == computerChoice){document.write("It's a tie!");}else{
   document.write(results[userChoice][computerChoice]);
}
document.write("<a href='#' onClick='window.location.reload(true);'>Try again</a>");