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span

A range of bytes expressed as a ContiguousContainer.

Synopsis

Defined in header <boost/beast/core/span.hpp>

template<
    class T>
class span
Types

Name

Description

const_iterator

The const iterator used by the container.

const_pointer

The const pointer used by the container.

const_reference

The const reference used by the container.

element_type

The type of value, including cv qualifiers.

index_type

The type of integer used to index the span.

iterator

The iterator used by the container.

pointer

A pointer to a span element.

reference

A reference to a span element.

value_type

The type of value of each span element.

Member Functions

Name

Description

begin

Returns an iterator to the beginning of the span.

cbegin

Returns an iterator to the beginning of the span.

cend

Returns an iterator to one past the end of the span.

data

Returns a pointer to the beginning of the span.

empty

Returns true if the span is empty.

end

Returns an iterator to one past the end of the span.

operator=

Assignment.

size

Returns the number of elements in the span.

span

Constructor.

Description

This class implements a non-owning reference to a storage area of a certain size and having an underlying integral type with size of 1.

Template Parameters

Type

Description

T

The type pointed to by span iterators


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