boost::urls::ipv4_address::to_string

Return the address as a string in dotted decimal format

Synopsis

Declared in <boost/url/ipv4_address.hpp>

template<string_token::StringToken StringToken = string_token::return_string>
StringToken::result_type
to_string(StringToken&& token = {});

Description

When called with no arguments, the return type is std::string. Otherwise, the return type and style of output is determined by which string token is passed.

Example

assert( ipv4_address(0x01020304).to_string() == "1.2.3.4" );

Complexity

Constant.

Exception Safety

Strong guarantee. Calls to allocate may throw. String tokens may throw exceptions.

Specification

https://datatracker.ietf.org/doc/html/rfc4291#section-2.2

Return Value

The return type of the string token. If the token parameter is omitted, then a new std::string is returned. Otherwise, the function return type is the result type of the token.

Parameters

Name

Description

token

An optional string token.

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