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Copy pathW1_L1_getAreasStep2.js
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W1_L1_getAreasStep2.js
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const logArr = [];
function getArea(shape, val1, val2, val3) {
if (shape === 'rect') {
let result = measureRectangleArea(val1, val2);
logArr.push('rect');
console.log('사각형 넓이의 값은 =' + result);
return result;
} else if (shape === 'trapezoid') {
let result = measureTrapezoidArea(val1, val2, val3);
logArr.push('trapezoid');
console.log('사다리꼴 넓이의 값은 =' + result);
return result;
} else if (shape === 'circle' && !val2){
let result = measureCircleArea(val1);
logArr.push('circle');
console.log('원 넓이의 값은 =' + result);
return result;
} else if (shape === 'circle' && !val3){
let result = measureCirclesArea(val1, val2);
logArr.push('circle');
console.log('반지름 '+val1+'부터 '+val2+'까지 넓이의 값은 =' + result);
return result;
}
}
function measureCirclesArea(min, max) {
let p = Math.PI;
let areas = [];
for (i = min; i < max + 1; i++) {
areas.push(p * Math.pow(i, 2));
}
let circleAreas = areas.toString();
return circleAreas;
}
function measureCircleArea(r) {
if (arguments.length !== 1) {
console.log('error: 값이 1개가 아닙니다.');
} else if (isNaN(r)) {
console.log('error: 값이 숫자가 아닙니다.');
} else {
let p = Math.PI;
let circleArea = p * Math.pow(r, 2);
return circleArea;
}
}
function measureRectangleArea(w, l) {
if (arguments.length != 2) {
console.log('error: 값이 2개(가로,세로)가 아닙니다.');
} else if (isNaN(w) || isNaN(l)) {
console.log('값이 숫자가 아닙니다.');
} else {
let rectangleArea = w * l;
return rectangleArea;
}
}
function measureTrapezoidArea(b1, b2, h) {
if (arguments.length != 3) {
console.log('error: 값이 3개(윗변, 아랫변, 높이)가 아닙니다.');
} else if (isNaN(b1) || isNaN(b2) || isNaN(h)) {
console.log('error: 값이 숫자가 아닙니다.');
} else {
let trapezoidArea = ((b1 + b2) / 2) * h;
return trapezoidArea;
}
}
function printExecutionSequence(){
logArr.forEach(function(value){
console.log(value);
});
}
getArea('rect',3,4);
getArea('trapezoid',3,4,5);
getArea('circle',3);
getArea('circle',3,4);
printExecutionSequence();