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rockPaperScissors.js
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rockPaperScissors.js
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var choices = ['rock', 'paper', 'scissors'];
var randomNumber = Math.round(Math.random()*(choices.length-1));
do {
var outcome = "undecided";
var userChoice = prompt("Do you choose rock, paper or scissors?");
if (userChoice !== "rock") {
if (userChoice !== "paper"){
if (userChoice !== "scissors") {
alert("Your choice of " + userChoice + " is not an option in rock, paper or scissors!");
var userChoice = prompt("Last chance to pick rock, paper or scissors; otherwise, the computer will randomly choose for you!");
}
}
}
if (userChoice !== "rock") {
if (userChoice !== "paper"){
if (userChoice !== "scissors") {
alert("Your choice of " + userChoice + " is not an option in rock, paper or scissors! Now the computer will randomly choose for you!");
userChoice = choices[randomNumber];
alert("The computer has randomly selected your move as " + userChoice + ". Best of Luck!")
}
}
}
var computerChoice = Math.random();
if (computerChoice < 0.34) {
computerChoice = "rock";
} else if(computerChoice <= 0.67) {
computerChoice = "paper";
} else {
computerChoice = "scissors";
} alert("Computer: " + computerChoice);
var compare = function (choice1, choice2) {
if (choice1 === choice2) {
alert("The result is a tie!");
outcome = "tie"
} else if (choice1 === "rock") {
if (choice2 === "scissors") {
alert("Rock Wins. You Win!");
outcome ="win";
} else {
alert("Paper Wins. You Lose!");
outcome ="lose";
}
} else if (choice1 === "paper") {
if (choice2 === "rock") {
alert("Paper Wins! You Win!");
outcome ="win";
} else {
alert("Scissors Wins! You Lose!");
outcome ="lose";
}
} else if (choice1 === "scissors") {
if (choice2 === "rock") {
alert("Rock Wins! You Lose!");
outcome ="lose";
} else {
alert("Scissors Wins! You Win!");
outcome ="win";
}
}
}
compare(userChoice, computerChoice);
} while (outcome === "tie");