Net_IPv6::compress()
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Net_IPv6::compress()

Net_IPv6::compress() – compress an IPv6 address

Synopsis

require_once 'Net/IPv6.php';

string Net_IPv6::compress ( string $ip )

Description

Compresses an IPv6 address. RFC 2373 allows you to compress zeros in an address to '::'. This function expects an valid IPv6 address and compresses successive zeros to '::' 

FF01:0:0:0:0:0:0:101 -> FF01::101
      0:0:0:0:0:0:0:1      -> ::1

Parameter

  • string $ip - the IP address to compress

Return value

string - the compressed IP is an IPv6 address

Note

This function can be called statically.

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Net_IPv6::checkIPv6() PEAR Manual Net_IPv6::uncompress()