Battleship小游戏 —— 《HeadFirst Java
2017-04-25 本文已影响57人
Marks
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Battleship</title>
</head>
<body>
<h1>Play battleship!</h1>
<div id="results"></div>
<script src="battleship-final.js"></script>
</body>
</html>
var randomLoc = Math.floor(Math.random() * 5);
var location1 = randomLoc;
var location2 = location1 + 1;
var location3 = location1 + 2;
var guess;
var hits = 0;
var guesses = 0;
var isSunk = false;
while (isSunk == false) {
guess = prompt("Ready, aim, fire! (enter a number from 0-6):");
if (guess < 0 || guess > 6) {
alert("Please enter a valid cell number!");
} else {
guesses = guesses + 1;
if (guess == location1 || guess == location2 || guess == location3) {
alert("HIT!");
hits = hits + 1;
if (hits == 3) {
isSunk = true;
alert("You sank my battleship!");
}
} else {
alert("MISS");
}
}
}
var stats = "You took " + guesses + " guesses to sink the battleship, " +
"which means your shooting accuracy was " + (3/guesses);
alert(stats);
