Online PHP editor | perf for GS36g

<?php // your code goes here $ip = "16be:aa9f:92c0:1806:f54b:09a7:d926:3d55"; $start = microtime(true); $ipchk = !!preg_match("/^\s*((([0-9A-Fa-f]{1,4}:){7}([0-9A-Fa-f]{1,4}|:))|(([0-9A-Fa-f]{1,4}:){6}(:[0-9A-Fa-f]{1,4}|((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){5}(((:[0-9A-Fa-f]{1,4}){1,2})|:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){4}(((:[0-9A-Fa-f]{1,4}){1,3})|((:[0-9A-Fa-f]{1,4})?:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){3}(((:[0-9A-Fa-f]{1,4}){1,4})|((:[0-9A-Fa-f]{1,4}){0,2}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){2}(((:[0-9A-Fa-f]{1,4}){1,5})|((:[0-9A-Fa-f]{1,4}){0,3}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){1}(((:[0-9A-Fa-f]{1,4}){1,6})|((:[0-9A-Fa-f]{1,4}){0,4}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(:(((:[0-9A-Fa-f]{1,4}){1,7})|((:[0-9A-Fa-f]{1,4}){0,5}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:)))(%.+)?\s*$/", $ip); $end = microtime(true); $start2 = microtime(true); $ipchk2 = !!filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6); $end2 = microtime(true); echo "preg_match:\n"; echo var_export($ipchk, true) . "\n"; echo ($end - $start) * 1000; echo "\n"; echo "filter_var:\n"; echo var_export($ipchk2, true) . "\n"; echo ($end2 - $start2) * 1000;

Version	System time (s)	User time (s)	Memory (MiB)
8.0.0	0.005	0.014	17.08
7.4.13	0.012	0.007	16.91
7.4.12	0.015	0.005	16.80
7.4.11	0.012	0.006	16.78
7.4.10	0.009	0.009	16.86
7.4.9	0.004	0.013	16.89
7.4.8	0.019	0.004	16.68
7.4.7	0.007	0.018	16.73
7.4.6	0.010	0.017	16.80
7.4.5	0.016	0.009	16.75
7.4.4	0.013	0.010	16.81
7.4.3	0.006	0.012	16.86
7.4.2	0.009	0.009	16.80
7.4.1	0.017	0.003	16.89
7.4.0	0.012	0.006	16.85
7.3.25	0.003	0.014	16.56
7.3.24	0.008	0.016	16.68
7.3.23	0.009	0.009	16.50
7.3.22	0.011	0.008	16.80
7.3.21	0.015	0.006	16.56
7.3.20	0.010	0.010	16.82
7.3.19	0.010	0.016	16.50
7.3.18	0.012	0.006	16.57
7.3.17	0.014	0.008	16.90
7.3.16	0.007	0.014	16.60
7.3.15	0.010	0.007	16.86
7.3.14	0.006	0.012	16.68
7.3.13	0.006	0.012	16.51
7.3.12	0.009	0.009	16.66
7.3.11	0.009	0.009	16.63
7.3.10	0.016	0.003	16.61
7.3.9	0.007	0.011	16.58
7.3.8	0.010	0.013	16.87
7.3.7	0.011	0.006	16.71
7.3.6	0.008	0.011	16.64
7.3.5	0.013	0.009	16.60
7.3.4	0.017	0.006	16.75
7.3.3	0.011	0.011	16.88
7.3.2	0.054	0.009	16.75
7.3.1	0.018	0.007	16.58
7.3.0	0.012	0.011	16.87