[#BloombergLP-bdlc-BitArray-setLength]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlc.adoc[bdlc]::xref:BloombergLP/bdlc/BitArray.adoc[BitArray]::setLength
:relfileprefix: ../../../
:mrdocs:

Set the number of bits in this array to the specified `newLength`. If `newLength < length()`, bits at index positions at or above `newLength` are removed; otherwise, any new bits (at or above the current length) are initialized to the optionally specified `value`, or to 0 if `value` is not specified.

== Synopsis

Declared in `<bdlc_bitarray.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
setLength(
    std::size_t newLength,
    bool value = false);
----


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