Ios 如何在iphone的服务器上上传多张图片?
在我的应用程序中,用户应该能够在服务器上上载多个图像(一次最多8个图像)? 我可以一次上传一张图片,但不能一次上传多张图片? 请给我推荐一些全家福,对我有帮助吗? 多谢各位 以下是我的代码:Ios 如何在iphone的服务器上上传多张图片?,ios,iphone,objective-c,Ios,Iphone,Objective C,在我的应用程序中,用户应该能够在服务器上上载多个图像(一次最多8个图像)? 我可以一次上传一张图片,但不能一次上传多张图片? 请给我推荐一些全家福,对我有帮助吗? 多谢各位 以下是我的代码: -(IBAction)upload:(id)sender { NSDateFormatter *format = [[NSDateFormatter alloc] init]; [format setDateFormat:@"yyyyMMddHHmmss"]; NSDate *now = [[N
-(IBAction)upload:(id)sender
{
NSDateFormatter *format = [[NSDateFormatter alloc] init]; [format setDateFormat:@"yyyyMMddHHmmss"];
NSDate *now = [[NSDate alloc] init];
NSString *imageName = [NSString stringWithFormat:@"Image_%@", [format stringFromDate:now]];
[now release];
[format release];
NSMutableURLRequest *request = [[[NSMutableURLRequest alloc] init] autorelease];
[request setURL:[NSURL URLWithString:@"http://url"]];
[request setHTTPMethod:@"POST"];
/*
Set Header and content type of your request.
*/
NSString *boundary = [NSString stringWithString:@"---------------------------Boundary Line---------------------------"];
NSString *contentType = [NSString stringWithFormat:@"multipart/form-data; boundary=%@",boundary];
[request addValue:contentType forHTTPHeaderField: @"Content-Type"];
/*
now lets create the body of the request.
*/
NSMutableData *body = [NSMutableData data];
[body appendData:[[NSString stringWithFormat:@"\r\n--%@\r\n",boundary] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithFormat:@"Content-Disposition: form-data; name=\"userfile\"; filename=\"%@.jpg\"\r\n", imageName] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithString:@"Content-Type: application/octet-stream\r\n\r\n"] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[NSData dataWithData:UIImageJPEGRepresentation(imageView.image, 90)]];
[body appendData:[[NSString stringWithFormat:@"\r\n--%@--\r\n",boundary] dataUsingEncoding:NSUTF8StringEncoding]];
//[body appendData:[[NSString stringWithFormat:@"geotag=%@&", [self _currentLocationMetadata]] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithFormat:@"\r\n--%@--\r\n",boundary] dataUsingEncoding:NSUTF8StringEncoding]];
// set body with request.
[request setHTTPBody:body];
[request addValue:[NSString stringWithFormat:@"%d", [body length]] forHTTPHeaderField:@"Content-Length"];
// now lets make the connection to the web
[NSURLConnection sendSynchronousRequest:request returningResponse:nil error:nil];
//
}
用同样的方法上传第一张图片。你必须在向服务器发送第一张数据的同时发送数据。除此之外,没有其他内容。但是如何通过单击一个按钮在服务器上一次发送8张图片。请参考此链接。我无法打开上述链接