Return the specified numBits beginning at the specified index in the specified bitString as the low‐order bits of the returned value. The behavior is undefined unless numBits <= k_BITS_PER_UINT64 and bitString has a length of at least index + numBits.

Synopsis

Declared in <bdlb_bitstringutil.h>

static
uint64_t
bits(
    uint64_t const* bitString,
    std::size_t index,
    std::size_t numBits);

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