[#BloombergLP-bslfmt-FormatterCharUtil-05b-toUpper]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslfmt.adoc[bslfmt]::xref:BloombergLP/bslfmt/FormatterCharUtil-05b.adoc[FormatterCharUtil<char>]::toUpper
:relfileprefix: ../../../
:mrdocs:

Convert all characters in the sequence starting at the specified `begin` address and ending immediately before the specified `end` address to uppercase. Note that conversion happens in‐place. The behavior is undefined unless `begin <= end`.

== Synopsis

Declared in `<bslfmt_formattercharutil.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
void
toUpper(
    char* begin,
    char const* end);
----


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