rps.js

function playGame(playerChoice) {
      const choices = ['rock', 'paper', 'scissors'];
      const computerChoice = choices[Math.floor(Math.random() * choices.length)];

      let result = '';

      if (playerChoice === computerChoice) {
        result = `It's a tie! You both chose ${playerChoice}.`;
      } else if (
        (playerChoice === 'rock' && computerChoice === 'scissors') ||
        (playerChoice === 'paper' && computerChoice === 'rock') ||
        (playerChoice === 'scissors' && computerChoice === 'paper')
      ) {
        result = `You win! ${playerChoice} beats ${computerChoice}.`;
      } else {
        result = `You lose! ${computerChoice} beats ${playerChoice}.`;
      }

      document.getElementById('result').textContent = result;
    }