has_query

Return true if a query is present

Synopsis

bool
has_query() const noexcept;

Declared in file <include/boost/url/url_view_base.hpp> on line 1852

Defined in file <src/url_view_base.cpp> on line 509

Description

This function returns true if this contains a query. An empty query is distinct from having no query.

Example

assert( url_view( "/sql?id=42&col=name&page-size=20" ).has_query() );

Complexity

Constant.

Exception Safety

Throws nothing.

BNF

query           = *( pchar / "/" / "?" )

query-param     = key [ "=" value ]
query-params    = [ query-param ] *( "&" query-param )

Specification

  • ://en.wikipedia.org/wiki/Query_string" >Query string (Wikipedia)