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- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
[NSThread sleepForTimeInterval:5]; ////// 阻塞线程5秒,再执行下面的操作
/////////to do anything
}
#import <UIKit/UIKit.h>
int main(int argc, char * argv[]) {
@autoreleasepool {
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(10 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
});
}
}
我这也是个空工程[NSThread sleepForTimeInterval:0.01]; ////// 10毫秒
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(10 * NSEC_PER_MSEC)), dispatch_get_main_queue(), ^{
});