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http://adcdownload.apple.com/Developer_Tools/xcode_4.3.3_for_lion/xcode_4.3.3_for_lion.dmg
附上:object-c 小例子:
//
// Student.h
// frist_oc
//
// Created by wu jianhua on 14-10-24.
// Copyright (c) 2014年 wujianhua. All rights reserved.
//
#import <Foundation/Foundation.h>
@interface Student : NSObject{
int age;
int num;
}
//OC类方法声明
- (int)age;
- (void)setAge:(int) newAge;
- (int) num;
- (void)setAge:(int)newAge andNum:(int) newNum;
@end
//
// Student.m
// frist_oc
//
// Created by wu jianhua on 14-10-24.
// Copyright (c) 2014年 wujianhua. All rights reserved.
//
#import "Student.h"
@implementation Student
- (int) age{
return age;
}
- (int) num{
return num;
}
- (void) setAge:(int)newAge
{
age=newAge;
}
- (void)setAge:(int)newAge andNum:(int)newNum{
age=newAge;
num=newNum;
}
@end
//
// main.m
// frist_oc
//
// Created by wu jianhua on 14-10-24.
// Copyright (c) 2014年 wujianhua. All rights reserved.
//
#import <Foundation/Foundation.h>
#import "Student.h"
int main(int argc, const char * argv[])
{
@autoreleasepool {
// insert code here...
NSLog(@"Hello, World!");
NSLog(@"my first oc program %i ",100);
Student * stu=[[Student alloc] init];
[stu setAge:110];
NSLog(@"age is %i",[stu age]);
NSLog(@"age is %i and num is %i",[stu age],[stu num]);
[stu setAge:120 andNum:130];
NSLog(@"age is %i and num is %i",[stu age],[stu num]);
[stu release];
}
return 0;
}