标签: ios iphone watchkit ios9 watch-os-2
我正在尝试使用以下代码,但它不起作用:
NSURL *url = [NSURL URLWithString:@"mailto:first@example.com?cc=second@example.com,third@example.com&subject=Hello%20from%20California!"]; [[WKExtension sharedExtension] openSystemURL:url];