Thi
      if (nextFiber.child !== prevFiber.child) {
         If 
         Eac
        let nextChild = nextFiber.child;
        let prevChildAtSameIndex = prevFiber.child;
        while (nextChild) {
           We 
           the
           Sch
           We 
          if (nextChild.alternate) {
            const prevChild = nextChild.alternate;
            if (
              updateFiberRecursively(
                nextChild,
                prevChild,
                shouldIncludeInTree ? nextFiber : parentFiber,
                traceNearestHostComponentUpdate,
              )
            ) {
               If 
               chi
               pro
              shouldResetChildren = true;
            }
             How
             the 
             if 
            if (prevChild !== prevChildAtSameIndex) {