1、NSData 转NSString
NSString *result =[[ NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
2、字符串转Data
NSString *str =@"jesfds";
NSData *data =[str dataUsingEncoding:NSUTF8StringEncoding];
1、NSData 转NSString
NSString *result =[[ NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
2、字符串转Data
NSString *str =@"jesfds";
NSData *data =[str dataUsingEncoding:NSUTF8StringEncoding];
本文标题:ios中怎么把一个data类型转换成字符串
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