[#boost-urls-grammar-lut_chars-operator_call-0f6]
= xref:boost.adoc[boost]::xref:boost/urls.adoc[urls]::xref:boost/urls/grammar.adoc[grammar]::xref:boost/urls/grammar/lut_chars.adoc[lut_chars]::operator()
:relfileprefix: ../../../../
:mrdocs:


xref:boost/urls/grammar/lut_chars/operator_call-0fb.adoc[operator()(unsigned char) const]

== Synopsis


Declared in `<https://www.github.com/boostorg/url/blob/develop/include/boost/url/grammar/lut_chars.hpp#L265[boost/url/grammar/lut_chars.hpp]>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
constexpr
bool
operator()(char ch) const noexcept;
----



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