isLessThanOrEqualTo method
Checks if this value is less than or equal to other.
Returns true if this value is less than other or equal to it.
Example:
assert(5.isLessThanOrEqualTo(5) == true);
assert(5.isLessThanOrEqualTo(10) == true);
assert(10.isLessThanOrEqualTo(5) == false);
Implementation
bool isLessThanOrEqualTo(T other) {
final result = compareWith(other);
return result == .less || result == .equal;
}