boost::urls::params_ref::replace

Replace elements

Synopsis

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

iterator
replace(
    iterator pos,
    param_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.

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

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

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

Complexity

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

Exception Safety

Strong guarantee. Calls to allocate may throw.

Return Value

An iterator to the element.

Parameters

Name Description

pos

An iterator to the element.

p

The param to assign.

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