contains method
Returns true
if the result is an `ok`
value containing the given value.
Implementation
bool contains(T val) {
if (_ok.val != null) {
return _Ok(val: val) == _ok;
}
return false;
}
Returns true
if the result is an `ok`
value containing the given value.
bool contains(T val) {
if (_ok.val != null) {
return _Ok(val: val) == _ok;
}
return false;
}