Miscellaneous functions
- addr.extract_bits()
- addr.is_ipv4()
- addr.is_ipv6()
- cstr_escape()
- http_status_matches()
- if()
- json.escape()
- regsub()
- regsuball()
- setcookie.get_value_by_name()
- std.anystr2ip()
- std.atof()
- std.atoi()
- std.collect()
- std.ip()
- std.ip2str()
- std.prefixof()
- std.str2ip()
- std.strlen()
- std.strpad()
- std.strrep()
- std.strrev()
- std.strstr()
- std.strtof()
- std.strtol()
- std.suffixof()
- std.tolower()
- std.toupper()
- subfield()
- urldecode()
- urlencode()
- utf8.strpad()
addr.is_ipv4()
Return true if the address family of the given address is IPv4.
Format
BOOL
addr.is_ipv4(IP ip)
Examples
1
2
3
if (addr.is_ipv4(client.ip)) {
# the client connected over IPv4 */
}