[#BloombergLP-bslfmt-MockParseContext-advance_to]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslfmt.adoc[bslfmt]::xref:BloombergLP/bslfmt/MockParseContext.adoc[MockParseContext]::advance_to
:relfileprefix: ../../../
:mrdocs:

Update the held iterator to the unparsed portion of the format string to be the specified `it`. Subsequent calls to `begin` will return this value.

== Synopsis

Declared in `<bslfmt_mockparsecontext.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
constexpr
void
advance_to(xref:BloombergLP/bslfmt/MockParseContext/const_iterator.adoc[const_iterator] it);
----


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