外部有個全域變數(shù)self.array
dispatch_time_t popTime = dispatch_time(DISPATCH_TIME_NOW, delayInSeconds * NSEC_PER_SEC);
dispatch_after(popTime, dispatch_get_main_queue(), ^(void){
NSString *string=@"變量"；
}
NSlog(@"%@",self.array); //此處self.array為空
請問下要怎麼給self.array賦值呢？
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