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is_v4

Checks whether an IP address has version number 4.

is_v4(x:ip) -> bool

Description​

The ipv4 function checks whether the version number of a given IP address x is 4.

Examples​

Check if an IP is IPv4​

from {
  x: 1.2.3.4.is_v4(),
  y: ::1.is_v4(),
}
{
  x: true,
  y: false,
}

See Also​

is_v6