boost::urls::params_encoded_base::count
Return the number of matching keys
Synopsis
Declared in header <boost/url/params_encoded_base.hpp>
std::size_t
count(
pct_string_view key,
ignore_case_param ic = = {}) const noexcept;
Description
This function examines the parameters in the container to find the number of matches for the specified key, which may contain percent escapes. The comparison is performed as if all escaped characters were decoded first.
assert( url_view( "?first=John&last=Doe" ).encoded_params().count( "first" ) == 1 );
Parameters
Name | Description |
---|---|
key |
The key to match. By default, a case-sensitive comparison is used. |
ic |
An optional parameter. If the value ignore_case is passed here, the comparison is case-insensitive. |