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2014/10/15 ¤U¤È 10:14:32
iphone Programming Glossary: stringdataJSON IPHONE: How to send a JSON request and pull the data from a server? http://stackoverflow.com/questions/1518279/json-iphone-how-to-send-a-json-request-and-pull-the-data-from-a-server do is convert your data to one of these formats. Since your data is NSData easiest way is to convert it with NSString stringData NSString alloc initWithData yourData encoding NSUTF8StringEncoding Depending on what's in the buffer and if your server.. even go straight from NSData to a Base64 encoded string. Now create a dictionary with one item with key code and value stringData from last step NSDictionary jsonDictionary NSDictionary dictionaryWithObject stringData forKey @ code This can be easily.. item with key code and value stringData from last step NSDictionary jsonDictionary NSDictionary dictionaryWithObject stringData forKey @ code This can be easily converted to JSON. Just import JSON.h in your code header then use NSString jsonString..
How to convert an NSString to hex values http://stackoverflow.com/questions/3056757/how-to-convert-an-nsstring-to-hex-values on 10 20 10. #import NSString hex.h @implementation NSString hex NSString stringFromHex NSString str NSMutableData stringData NSMutableData alloc init autorelease unsigned char whole_byte char byte_chars 3 ' 0' ' 0' ' 0' int i for i 0 i str length.. 2 i byte_chars 0 str characterAtIndex i 2 byte_chars 1 str characterAtIndex i 2 1 whole_byte strtol byte_chars NULL 16 stringData appendBytes whole_byte length 1 return NSString alloc initWithData stringData encoding NSASCIIStringEncoding autorelease.. 2 1 whole_byte strtol byte_chars NULL 16 stringData appendBytes whole_byte length 1 return NSString alloc initWithData stringData encoding NSASCIIStringEncoding autorelease NSString stringToHex NSString str NSUInteger len str length unichar chars malloc..
Iphone Http request response using json http://stackoverflow.com/questions/5388642/iphone-http-request-response-using-json request returningResponse theResponse error theError request setHTTPBody responseData NSMutableString stringData NSString alloc initWithData responseData encoding NSUTF8StringEncoding NSDictionary jsonDictionaryResponse stringData JSONValue.. stringData NSString alloc initWithData responseData encoding NSUTF8StringEncoding NSDictionary jsonDictionaryResponse stringData JSONValue NSString json_message jsonDictionaryResponse objectForKey @ message printf Json string is s json_message UTF8String..
NSJSONSerialization from NSString http://stackoverflow.com/questions/8858814/nsjsonserialization-from-nsstring improve this question First you will need to convert your NSString to NSData by doing the following NSData data stringData dataUsingEncoding NSUTF8StringEncoding then simply use the JSONObjectWithData method to convert it to JSON id json NSJSONSerialization..
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