Object-C 基础之2 — 重载父类初始化方法

#import <Foundation/Foundation.h>
@interface MemFoo: NSObject
{
int x;
NSString* name;
}
@property int x;
@property (copy) NSString* name;
-(MemFoo*)init:(int) n:(NSString*)str; ／／重载NSObject类初始化方法

@end

@implementation MemFoo
@synthesize x;
@synthesize name;
／／重载的实现
-(MemFoo*)init:(int)n:(NSString*)str
{
self=[super init];   ／／先使用父类方法进行初始化

if (self!=NULL) {

self.x=n;
self.name=str;
}

return self;

}
@end
int main (int argc, const char * argv[]) {
NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];

MemFoo* myMem=[[MemFoo alloc]init:5:@"hello"];

[myMem autorelease];

NSLog(@"00000000 x is = %x, name is =%@ ",[myMem x],[myMem name]);

[pool drain];
return 0;
}