-(NSArray *)sortedDevicesByStrength:(NSMutableArray*)devices{
NSArray<HwLanDevice*> *sortedArray = [devices sortedArrayUsingComparator:^(id obj1,id obj2){
long val1 = ((HwLanDevice*)obj1).powerLevel;
long val2 = ((HwLanDevice*)obj2).powerLevel;
NSLog(@"%lu~%lu",val1,val2);
//升序,假如需要降序的话,只需要修改下面的逻辑
if (val1 < val2)
{
return NSOrderedAscending;
}else{
return NSOrderedDescending;
}
}];
return sortedArray;
}