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run code in 300+ PHP versions simultaneously
<?php $tests=[ "207.142.131.005", "2001:0db8:0000:08d3:0000:8a2e:0070:7344", "2001:0db8:0000:08d3:0000:8a2e:0070:734a", "207.142.131.5", "2001:0db8::8d3::8a2e:7:7344", "::1", "127.0.0.1" ]; $tests=preg_replace(['/\.\d*$/','/[\da-f]*:[\da-f]*$/'],['.XXX','XXXX:XXXX'],$tests); var_export($tests);
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
array ( 0 => '207.142.131.XXX', 1 => '2001:0db8:0000:08d3:0000:8a2e:XXXX:XXXX', 2 => '2001:0db8:0000:08d3:0000:8a2e:XXXX:XXXX', 3 => '207.142.131.XXX', 4 => '2001:0db8::8d3::8a2e:XXXX:XXXX', 5 => ':XXXX:XXXX', 6 => '127.0.0.XXX', )
preferences:
126.16 ms | 410 KiB | 5 Q