ASIHttpRequest的子类ASIFormDataRequest 上传音频文件到服务器

上传接口：

上传参数名：audio

http://192.168.0.188/upload/api/index.php?m=amuseUploadAudio

实现代码：

#define KURLHead_2  @"http://192.168.0.188/upload/api/index.php?m=amuseUploadAudio"

 NSString *uploadPath = [[NSBundle mainBundle] pathForResource:@"9ff977fed42b3de4aca40356be942ad9" ofType:@"spx"];

 NSURL *url = [[NSURLalloc]initWithString:KURLHead_2];

ASIFormDataRequest *request = [ASIFormDataRequestrequestWithURL:url];  

  [request setFile:uploadPath forKey:@"audio"];   //uploadPath：上传路径； audio:上传参数名，一定要跟接口给出的参数名一样；

  [requestsetDelegate:self];

  [requeststartAsynchronous];