bitset::to_ullong

Returns an unsigned long long value that contains the same bits set as the contents of the bitset object.

unsigned long long to_ullong() const;

Property Value/Return Value

Returns the sum of the bit values that are in the bit sequence as an unsigned long long. This unsigned long long value would re-create the same set bits if it is used to initialize a bitset.

Exceptions

The method throws an overflow_error Class if any bit in the bit sequence has a bit value that cannot be represented as a value of type unsigned long long.

Remarks

Returns the sum of the bit values in the bit sequence as an unsigned long long.

Requirements

Header: <bitset>

Namespace: std

See Also

Reference

bitset Class

<bitset>

Other Resources

bitset Members

<bitset> Members