Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

This is the documentation for a snapshot of the master branch, built from commit e70692e4d8.
PrevUpHomeNext
url::has_query

Return true if a query is present.

Synopsis
bool
has_query() const;
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
See Also

encoded_params, encoded_query, params, query.


PrevUpHomeNext