boost::urls::params_encoded_ref::replace

Replace params

Synopsis

Declared in <include/boost/url/params_encoded_ref.hpp>


iterator
replace(
    iterator pos,
    param_pct_view const& p);

Description

This function replaces the contents of the element at `pos` with the specified param.

All iterators that are equal to `pos` or come after are invalidated.

NOTE

The strings passed in must not come from the element being replaced, or else the behavior is undefined.


url u( "?first=John&last=Doe" );

u.encoded_params().replace( u.encoded_params().begin(), { "title", "Mr" });

assert( u.encoded_query() == "title=Mr&last=Doe" );

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

Strong guarantee.

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

Exceptions

Name	Thrown on
`p`	contains an invalid percent-encoding.

Return Value

An iterator to the element.

Parameters

Name	Description
pos	An iterator to the element.
p	The param to assign.