params_encoded_ref::append (1 of 3 overloads)

Append params.

iterator
append(
    param_pct_view const& p);

This function appends a param to the view.

The end() iterator is invalidated.

url u;

u.encoded_params().append( { "first", "John" } );

Linear in this->url().encoded_query().size().

Strong guarantee. Calls to allocate may throw. Exceptions thrown on invalid input.

Type	Thrown On
`system_error`	`p` contains an invalid percent-encoding.

An iterator to the new element.

Name	Description
`p`	The param to append.