boost::urls::params_encoded_ref::insert
Insert params
Synopsis
Declared in header <boost/url/params_encoded_ref.hpp>
Description
This function inserts a range of params before the specified position.
All iterators that are equal to
before or come after are invalidated.
| The strings referenced by the inputs must not come from the underlying url, or else the behavior is undefined. | 
Parameters
| Name | Description | 
|---|---|
before  | 
An iterator before which
the element is inserted. This may
be equal to   | 
first,  | 
last The range of params to insert.  |