:relfileprefix: ../../../
[#D30F50DDD115C19D81FA985ADCB0D769C19A37C5]

= param_view::key

pass:v,q[The key]


== Synopsis

Declared in header `</boost/url/param.hpp#L414[boost/url/param.hpp,window=blank_]>`

[source,cpp,subs="verbatim,macros,-callouts"]
----
string_view key;
----

== Description

pass:v,q[For most usages, key comparisons are] pass:v,q[case-sensitive and duplicate keys in]
pass:v,q[a query are possible. However, it is]
pass:v,q[the authority that has final control]
pass:v,q[over how the query is interpreted.]