Convert internal ID of token symbol to the string.
Extracts ifindex from IPV6_PKTINFO ancillary data.
IPV6_PKTINFO is defined by RFC 3542.
addr = Addrinfo.ip("::1") ifindex = 0 ancdata = Socket::AncillaryData.ipv6_pktinfo(addr, ifindex) p ancdata.ipv6_pktinfo_ifindex #=> 0
Creates a regular expression to match IPv4 addresses
Sets the encoding to be used for the response body; returns the encoding.
The given value
may be:
An Encoding
object.
The name of an encoding.
An alias for an encoding name.
See Encoding
.
Examples:
http = Net::HTTP.new(hostname) http.response_body_encoding = Encoding::US_ASCII # => #<Encoding:US-ASCII> http.response_body_encoding = 'US-ASCII' # => "US-ASCII" http.response_body_encoding = 'ASCII' # => "ASCII"