JavaScript石头，纸，剪刀游戏if/else语句

// 获取玩家选择
var playerChoice = prompt("请选择：石头、纸或剪刀");

// 获取计算机选择
var computerChoice = Math.random();
if (computerChoice < 0.33) {
    computerChoice = "石头";
} else if (computerChoice < 0.67) {
    computerChoice = "剪刀";
} else {
    computerChoice = "纸";
}

// 判断胜负
var result;
if (playerChoice === computerChoice) {
    result = "平局";
} else if (
    (playerChoice === "石头" && computerChoice === "剪刀") ||
    (playerChoice === "剪刀" && computerChoice === "纸") ||
    (playerChoice === "纸" && computerChoice === "石头")
) {
    result = "玩家胜利";
} else {
    result = "计算机胜利";
}

// 输出结果
console.log("玩家选择：" + playerChoice);
console.log("计算机选择：" + computerChoice);
console.log("结果：" + result);