[#BloombergLP-bdlb-BitStringUtil-find1AtMaxIndex-09]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlb.adoc[bdlb]::xref:BloombergLP/bdlb/BitStringUtil.adoc[BitStringUtil]::find1AtMaxIndex
:relfileprefix: ../../../
:mrdocs:

`find1AtMaxIndex` overloads

== Synopses

Declared in `<bdlb_bitstringutil.h>`

Return the index of the most‐significant 1 bit in `bitString`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
std::size_t
xref:BloombergLP/bdlb/BitStringUtil/find1AtMaxIndex-0c.adoc[find1AtMaxIndex](
    uint64_t const* bitString,
    std::size_t length);
----

[.small]#xref:BloombergLP/bdlb/BitStringUtil/find1AtMaxIndex-0c.adoc[_» more..._]#

Return the index of the most‐significant 1 bit in a range.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
std::size_t
xref:BloombergLP/bdlb/BitStringUtil/find1AtMaxIndex-0e.adoc[find1AtMaxIndex](
    uint64_t const* bitString,
    std::size_t begin,
    std::size_t end);
----

[.small]#xref:BloombergLP/bdlb/BitStringUtil/find1AtMaxIndex-0e.adoc[_» more..._]#

== Return Value

index of the most‐significant 1 bit, or `k_INVALID_INDEX`

== Parameters

[cols="1,4"]
|===
| Name| Description
| *bitString*
| bit string to search
| *length*
| number of bits in `bitString`
| *begin*
| inclusive start of the search range
| *end*
| exclusive end of the search range
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#