swift get,set

发布时间：2020-12-14 04:24:47 所属栏目：百科来源：网络整理

导读：//: Playground - noun: a place where people can play import Cocoa struct point{ var x= 0 ; var y= init (x: Int ,y: Int ){ self . x = x; y = y; } var scale: Int { get { return x / x ; } set { x *=newValue; y *=newValue; } } } var pt = point

//: Playground - noun: a place where people can play

importCocoa

structpoint{

varx=0;

vary=init(x:Int,y:Int){

self.x= x;

y= y;

}

varscale:Int{

get{

returnx/x; }

set{

x*=newValue;

y*=newValue;

}

varpt =point(x:1,y:3);

varv1 =pt.scale;

pt.scale=2;

varv2 =pt.scale;

（编辑：李大同）

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