[#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&period;

== Synopsis

Declared in `&lt;bdlc&lowbar;queue&period;h&gt;`

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

== Description

Remove the value from the front of this queue efficiently (in O&lsqb;1&rsqb; time)&period; The behavior is undefined if this queue is empty&period; Note that this function is logically equivalent to (but more efficient than)&colon; &grave; remove(0) &grave;


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