[#BloombergLP-bdlc-Queue-popFront]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlc.adoc[bdlc]::xref:BloombergLP/bdlc/Queue.adoc[Queue]::popFront
:relfileprefix: ../../../
:mrdocs:

Remove the value from the front of this queue efficiently (in O[1] time). The behavior is undefined if this queue is empty. Note that this function is logically equivalent to (but more efficient than): ` remove(0) `

== Synopsis

Declared in `<bdlc_queue.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
popFront();
----


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