标签：The tran count adjust nsdata idg sda a* nsf
NSData *my_nsdata = (__bridge_transfer NSData*)my_cfdata; // -1 on the my_cfdata
or
NSData *my_nsdata = (__bridge NSData*)my_cfdata; // no adjustment of retain counts.标签：The tran count adjust nsdata idg sda a* nsf
原文地址：https://www.cnblogs.com/fphuang/p/8901870.html
