[#BloombergLP-bdlc-PackedIntArrayImp-0a-replace-0e]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlc.adoc[bdlc]::xref:BloombergLP/bdlc/PackedIntArrayImp-0a.adoc[PackedIntArrayImp]::replace
:relfileprefix: ../../../
:mrdocs:

Change the value of the element at the specified `dstIndex` in this array to the specified `value`. The behavior is undefined unless `dstIndex < length()`.

== Synopsis

Declared in `<bdlc_packedintarray.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
replace(
    std::size_t dstIndex,
    xref:BloombergLP/bdlc/PackedIntArrayImp-0a/ElementType.adoc[ElementType] value);
----


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