[#boost-urls-grammar-string_view_base-contains-05]
= xref:boost.adoc[boost]::xref:boost/urls.adoc[urls]::xref:boost/urls/grammar.adoc[grammar]::xref:boost/urls/grammar/string_view_base.adoc[string_view_base]::contains
:relfileprefix: ../../../../
:mrdocs:

Return true if matching characters are found

== Synopses

Declared in `<https://www.github.com/boostorg/url/blob/develop/include/boost/url/grammar/string_view_base.hpp#L942[boost/url/grammar/string_view_base.hpp]>`

Return true if matching characters are found


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
constexpr
bool
xref:boost/urls/grammar/string_view_base/contains-08.adoc[contains](core::string_view sv) const noexcept;
----

[.small]#xref:boost/urls/grammar/string_view_base/contains-08.adoc[_» more..._]#

Return true if matching characters are found


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
constexpr
bool
xref:boost/urls/grammar/string_view_base/contains-04.adoc[contains](char c) const noexcept;
----

[.small]#xref:boost/urls/grammar/string_view_base/contains-04.adoc[_» more..._]#

Return true if matching characters are found


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
constexpr
bool
xref:boost/urls/grammar/string_view_base/contains-03.adoc[contains](char const* s) const noexcept;
----

[.small]#xref:boost/urls/grammar/string_view_base/contains-03.adoc[_» more..._]#

== Return Value

* `true` if the string contains the characters, otherwise `false`
* `true` if the string contains the character, otherwise `false`

== Parameters

[cols=2]
|===
| Name
| Description
| *sv*
| The string to search for
| *c*
| The character to search for
| *s*
| The string to search for
|===


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