[#boost-urls-url-2constructor-0a]
= xref:boost.adoc[boost]::xref:boost/urls.adoc[urls]::xref:boost/urls/url.adoc[url]::url
:relfileprefix: ../../../
:mrdocs:

Constructor

== Synopses

Declared in `<https://www.github.com/boostorg/url/blob/develop/include/boost/url/url.hpp#L120[boost/url/url.hpp]>`

Constructor


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:boost/urls/url/2constructor-0f0.adoc[url]() noexcept;
----

[.small]#xref:boost/urls/url/2constructor-0f0.adoc[_» more..._]#

Constructor


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:boost/urls/url/2constructor-0f7.adoc[url](xref:boost/urls/url.adoc[url] const& u);
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[.small]#xref:boost/urls/url/2constructor-0f7.adoc[_» more..._]#

Constructor


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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xref:boost/urls/url/2constructor-01.adoc[url](xref:boost/urls/url.adoc[url]&& u) noexcept;
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[.small]#xref:boost/urls/url/2constructor-01.adoc[_» more..._]#

Constructor


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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explicit
xref:boost/urls/url/2constructor-002.adoc[url](core::string_view s);
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[.small]#xref:boost/urls/url/2constructor-002.adoc[_» more..._]#

Constructor


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:boost/urls/url/2constructor-001.adoc[url](xref:boost/urls/url_view_base.adoc[url_view_base] const& u);
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[.small]#xref:boost/urls/url/2constructor-001.adoc[_» more..._]#

== Exceptions

[cols=2]
|===
| Name
| Thrown on
| `std::length_error`
| `u.size() > max_size()`.
| `system_error`
| The input does not contain a valid url.
|===

== Parameters

[cols=2]
|===
| Name
| Description
| *u*
| The url to copy.
| *s*
| The string to parse.
|===


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