floor method Null safety
Floor entries in this.
Implementation
void floor() {
_v4storage[0] = _v4storage[0].floorToDouble();
_v4storage[1] = _v4storage[1].floorToDouble();
_v4storage[2] = _v4storage[2].floorToDouble();
_v4storage[3] = _v4storage[3].floorToDouble();
}