iOS NSDictionary 轉Json 去掉換行去掉空格
阿新 • • 發佈:2017-09-14
如果 sda ini nco div return span pre class
//dic 轉json 如果用系統自帶的會出現空格。 + (NSString *)returnJSONStringWithDictionary:(NSDictionary *)dictionary{ //系統自帶 // NSError * error; // NSData * jsonData = [NSJSONSerialization dataWithJSONObject:dictionary options:kNilOptions error:&error]; // NSString * jsonStr = [[NSString alloc] initWithData:jsonData encoding:NSUTF8StringEncoding];//自定義 NSString *jsonStr = @"{"; NSArray * keys = [dictionary allKeys]; for (NSString * key in keys) { jsonStr = [NSString stringWithFormat:@"%@\"%@\":\"%@\",",jsonStr,key,[dictionary objectForKey:key]]; } jsonStr = [NSString stringWithFormat:@"%@%@",[jsonStr substringWithRange:NSMakeRange(0, jsonStr.length-1)],@"}"]; return jsonStr; }
iOS NSDictionary 轉Json 去掉換行去掉空格