boost::urls::params_encoded_ref::insert

Insert params

Synopsis

Declared in <boost/url/params_encoded_ref.hpp>

template<class FwdIt>
iterator
insert(
    iterator before,
    FwdIt first,
    FwdIt last);

Description

This function inserts a range of params before the specified position.

All iterators that are equal to before or come after are invalidated.

NOTE

The strings referenced by the inputs must not come from the underlying url, or else the behavior is undefined.

Mandates


std::is_convertible< std::iterator_traits< FwdIt >::reference_type, param_pct_view >::value == true

Complexity

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

Exception Safety

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

Exceptions

NameThrown on
system_errorThe range contains an invalid percent-encoding.

Return Value

  • An iterator to the first element inserted, or before if first == last.
  • An iterator to the first element inserted.

Parameters

NameDescription
beforeAn iterator before which the element is inserted. This may be equal to end().
firstThe first element to insert.
lastOne past the last element to insert.