OC-6

来源：互联网发布：网络教育在哪里报名编辑：程序博客网时间：2024/04/29 18:07

////  main.m//  mylearn//#import <Foundation/Foundation.h>#import "Mypoint.h"@implementation Mypoint@synthesize z;-(void) print{    NSLog(@"(%i,%i)",myx,myy);}-(void)setx:(int)x{    myx=x;}-(void)sety:(int)y{    myy=y;}-(int) myx{    return myx;}-(int) myy{    return myy;}-(void) sayz{    NSLog(@"%i，%i,%i",myx,myy,z);}+(void)sayhello{    NSLog(@"hello");}-(int)getdist:(int)xx1 :(int)xx2 :(int)yy1 :(int)yy2{    return (int)sqrt((xx1-xx2)*(xx1-xx2)+(yy1-yy2)*(yy1-yy2));}-(int)distx1:(int)x1 distx2:(int)x2 disty1:(int)y1 disty2:(int)y2{    return (int)sqrt((x1-x2)*(x1-x2)+(y1-y2)*(y1-y2));}@endint main(int argc, const char * argv[]) {    @autoreleasepool {        // insert code here...        Mypoint *mypoint;        [Mypoint sayhello];        mypoint=[Mypoint alloc];        mypoint=[mypoint init];        [mypoint setx:10];        [mypoint sety:20];        [mypoint setZ:16];        [mypoint sayz];        NSLog(@"dist:%i",[mypoint distx1:10 distx2:6 disty1:9 disty2:28]);        NSLog(@"getdist:%i",[mypoint getdist:10 :6 :9 :28]);        NSLog(@"point:");        NSLog(@"%i",[mypoint myx]);        [mypoint print];    }    return 0;}


////  Mypoint.h//  mylearn////#ifndef mylearn_Mypoint_h#define mylearn_Mypoint_h@interface Mypoint:NSObject{    int myx;    int myy;}@property int z;-(void) print;-(void) setx:(int)x;-(void) sety:(int)y;-(int) myx;-(int) myy;-(void) sayz;+(void)sayhello;-(int)distx1:(int)x1 distx2:(int)x2 disty1:(int)y1 disty2:(int)y2;//不带参数名的多参数方法-(int)getdist:(int)xx1 :(int)xx2 :(int)xx3 :(int)xx4;@end#endif

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