BloombergLP::bdlb::BitStringUtil::isAny0

Return whether any bit in a range of bitString is 0.

Synopsis

Declared in <bdlb_bitstringutil.h>

static
bool
isAny0(
    uint64_t const* bitString,
    std::size_t index,
    std::size_t numBits);

Description

Return true if any of the specified numBits beginning at the specified index in the specified bitString are 0, and false otherwise. The behavior is undefined unless bitString has a length of at least index + numBits.

Return Value

true if any examined bit is 0, and false otherwise

Parameters

Name

Description

bitString

bit string to examine

index

starting bit position

numBits

number of bits to examine

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