NSError

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发布时间：2019-06-21

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http://developer.apple.com/library/mac/#documentation/Cocoa/Reference/Foundation/Miscellaneous/Foundation_Constants/Reference/reference.html

Foundation Constants Reference

NSError Codes

NSError codes in the Cocoa error domain.

enum {  = 4,  = 255,  = 256,  = 257,  = 258,  = 259,  = 260,  = 261,  = 262,  = 263,  = 264,  = 512,  = 513,  = 514,  = 517,  = 518,  = 640,  = 642m  = 1024,  = 2048,  = 3072,  = 0,  = 1023,  = 1024,  = 2047,  = 2048,  = 2559,  = 3840,  = 3841,  = 3842,  = 3851,  = 3840,  = 4095  = 3584,  = 3584,  = 3585,  = 3586,  = 3587,  = 3588,  = 3839,   }

`URL Loading System Error Codes`

These values are returned as the error code property of an NSError object with the domain “NSURLErrorDomain”.

typedef enum{  = -1,  = -999,  = -1000,  = -1001,  = -1002,  = -1003,  = -1004,  = -1103,  = -1005,  = -1006,  = -1007,  = -1008,  = -1009,  = -1010,  = -1011,  = -1012,  = -1013,  = -1014,  = -1015,  = -1016,  = -1017,  = -1100,  = -1101,  = -1102,  = -1200,  = -1201,  = -1202,  = -1203,  = -1204,  = -1205,  = -1206,  = -2000,  = -3000,  = -3001,  = -3002,  = -3003,  = -3004,  = -3005,  = -3006,  = -3007}