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3. [20 pts] 111/p5/Dice.js.
Download Dice.js to your 111/p5/folder.
A) Complete the rollNDice() method. It should roll N dice and return an array representing the rolls:
Dice.rollNDice(6) => [x,x,x,x,x,x] Dice.rollNDice(3) => [x,x,x]
B) Complete the sumNDice() method:
Dice.sumNDice([1,2,3,4]) => 10 Dice.sumNDice([2,3]) => 5 Dice.sumNDice([]) => 0
C) Complete the maxRoll() function: Dice.maxRoll([1,2,3,4]) => 4
D) Complete the isAllOfAKind() function:
Dice.isAllOfAKind([2,2,2,2]) => true Dice.isAllOfAKind([2,2,2,1]) => false
Expert Answer
sides: 6,
currentDiceRollsArray: [],
defaultImagePath: “images/3d_dice.png”,
rollDie: function() {
return Math.floor(Math.random() * this.sides) + 1;
},
rollNDice: function(n) {
results = [];
for(var i=0; i<n; i++) {
results.push(this.rollDie());
}
return results;
},
sumNDice: function(diceAry) {
var sum = 0;
for(var i=0; i< diceAry.length; i++) {
sum += diceAry[i];
}
return sum;
},
maxRoll: function(diceAry) {
var max = 0;
for(var i=0; i< diceAry.length; i++) {
if(diceAry[i] > max) {
max = diceAry[i];
}
}
return max;
},
isAllOfAKind: function(diceAry) {
if(diceAry.length <= 1) {
return true;
}
var value = diceAry[0];
for(var i=1; i< diceAry.length; i++) {
if(diceAry[i] != value) {
return false;
}
}
return true;
},
getDiceImagePath: function(p) {
return “images/red_dice” + p + “.png”
}
}
