十个超级有用的PHP代码片段

uot; => "whois.nic.coop",          "info" => "whois.nic.info",          "name" => "whois.nic.name",          "net" => "whois.internic.net",          "gov" => "whois.nic.gov",          "edu" => "whois.internic.net",          "mil" => "rs.internic.net",          "int" => "whois.iana.org",          "ac" => "whois.nic.ac",          "ae" => "whois.uaenic.ae",          "at" => "whois.ripe.net",          "au" => "whois.aunic.net",          "be" => "whois.dns.be",          "bg" => "whois.ripe.net",          "br" => "whois.registro.br",          "bz" => "whois.belizenic.bz",          "ca" => "whois.cira.ca",          "cc" => "whois.nic.cc",          "ch" => "whois.nic.ch",          "cl" => "whois.nic.cl",          "cn" => "whois.cnnic.net.cn",          "cz" => "whois.nic.cz",          "de" => "whois.nic.de",          "fr" => "whois.nic.fr",          "hu" => "whois.nic.hu",          "ie" => "whois.domainregistry.ie",          "il" => "whois.isoc.org.