6.9技术编码

https://developers.google.com/maps/documentation/geocoding/?hl=zh-cn

http://maps.googleapis.com/maps/api/geocode/xml?latlng=40.961452,116.714224&sensor=true


self.arr = [nsmutablearray array];

[_arr addObject:@"123"];

NSLog(@"arr=%@",self.arr);


self.arr = [NSMutableArray array];

[self.arr addObject:@"345"];

NSLog(@"arr=%@",self.arr);



输出345 因为123的空间release了



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回答问题网站

https://github.com/

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