Public
Edited
May 13, 2023
circle = {
return {
radius: 5,
center: [0, 0],
area() {
return Math.PI * Math.pow(this.radius, 2);
},
transition(vector) {
this.center[0] += vector[0];
this.center[1] += vector[1];
},
concentric(cir) {
if (cir.center.toString() == this.center.toString()) {
return true;
}
return false;
},
coincide(cir) {
if (this.concentric(cir) && cir.radius == this.radius) {
return true;
}
return false;
}
};
}
{
console.log("半径："+ circle["radius"]);
console.log("面积："+ circle.area());
circle.transition([1, 2])
console.log("移动后的圆心："+ circle.center.x);
let testCircle = {
radius: 5,
center: [1, 2],
};
console.log("同心：" + circle.concentric(testCircle));
console.log("重合：" + circle.coincide(testCircle));
}
{
console.log(circle);
}
{
let obj = circle;
console.log(circle.constructor())
}
{
let obj = new Number(1);
obj.toString = () => {
return 2;
}
return obj.toString()
}
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