3v4l.org

run code in 300+ PHP versions simultaneously
<?php mb_regex_encoding("UTF-8"); mb_ereg_search_init('(ab(cd)ef)'); $r = mb_ereg_search('\(.+\)'); $r = mb_ereg_search_getregs(); if(!$r) { echo "null\n"; }else{ $r = mb_ereg_search_getregs(); //get first result do{ var_dump($r[0]); $r = mb_ereg_search_regs();//get next result }while($r); }

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0180.00418.56
8.3.50.0180.00321.33
8.3.40.0110.00419.04
8.3.30.0130.00720.52
8.3.20.0000.00720.21
8.3.10.0000.00821.98
8.3.00.0060.00322.40
8.2.180.0060.00916.88
8.2.170.0070.00722.96
8.2.160.0070.00720.22
8.2.150.0000.00724.18
8.2.140.0080.00824.66
8.2.130.0040.00426.16
8.2.120.0150.00019.79
8.2.110.0000.00921.18
8.2.100.0040.00819.45
8.2.90.0080.00019.43
8.2.80.0040.00419.52
8.2.70.0040.00417.63
8.2.60.0000.00818.15
8.2.50.0040.00418.07
8.2.40.0030.00618.34
8.2.30.0000.00818.27
8.2.20.0040.00417.76
8.2.10.0040.00417.74
8.2.00.0000.00819.55
8.1.280.0130.00725.92
8.1.270.0030.00524.66
8.1.260.0050.00326.35
8.1.250.0000.00828.09
8.1.240.0070.00321.00
8.1.230.0000.01219.22
8.1.220.0080.00017.79
8.1.210.0050.00318.77
8.1.200.0030.00617.36
8.1.190.0050.00517.43
8.1.180.0030.00520.38
8.1.170.0060.00318.59
8.1.160.0040.00422.19
8.1.150.0040.00418.78
8.1.140.0000.00717.51
8.1.130.0080.00017.82
8.1.120.0000.00717.62
8.1.110.0000.00817.55
8.1.100.0040.00417.61
8.1.90.0000.00717.53
8.1.80.0030.00517.55
8.1.70.0000.00717.55
8.1.60.0040.00417.77
8.1.50.0070.00017.62
8.1.40.0040.00417.63
8.1.30.0000.00717.80
8.1.20.0080.00017.85
8.1.10.0070.00017.63
8.1.00.0030.00617.52
8.0.300.0070.00018.77
8.0.290.0040.00417.05
8.0.280.0030.00318.57
8.0.270.0040.00316.87
8.0.260.0030.00316.99
8.0.250.0030.00317.06
8.0.240.0050.00317.09
8.0.230.0050.00216.96
8.0.220.0030.00317.10
8.0.210.0000.00816.99
8.0.200.0050.00517.10
8.0.190.0050.00317.15
8.0.180.0040.00416.88
8.0.170.0030.00616.98
8.0.160.0000.00717.04
8.0.150.0040.00416.95
8.0.140.0000.00716.97
8.0.130.0030.00313.41
8.0.120.0040.00416.98
8.0.110.0040.00416.92
8.0.100.0050.00317.06
8.0.90.0030.00316.89
8.0.80.0080.01216.93
8.0.70.0040.00416.85
8.0.60.0000.00717.02
8.0.50.0050.00316.96
8.0.30.0110.00817.20
8.0.20.0120.00917.40
8.0.10.0000.00716.97
8.0.00.0070.01316.73
7.4.330.0050.00015.00
7.4.320.0000.00616.76
7.4.300.0030.00316.70
7.4.290.0040.00416.77
7.4.280.0050.00316.63
7.4.270.0000.00716.50
7.4.260.0040.00416.58
7.4.250.0000.00716.55
7.4.240.0030.00416.75
7.4.230.0030.00316.66
7.4.220.0130.01016.73
7.4.210.0070.01016.64
7.4.200.0040.00416.69
7.4.190.0000.00716.89
7.4.160.0160.00016.53
7.4.150.0160.00717.40
7.4.140.0110.00917.86
7.4.130.0110.00916.63
7.4.120.0090.00916.70
7.4.110.0070.01116.83
7.4.100.0070.01116.55
7.4.90.0150.00316.52
7.4.80.0100.00719.39
7.4.70.0060.00916.54
7.4.60.0040.01116.38
7.4.50.0060.00316.41
7.4.40.0070.00322.77
7.4.30.0030.01216.61
7.4.00.0060.01114.95
7.3.330.0030.00213.11
7.3.320.0030.00312.99
7.3.310.0040.00416.20
7.3.300.0030.00316.15
7.3.290.0040.01516.32
7.3.280.0110.00716.32
7.3.270.0100.01017.40
7.3.260.0100.01016.69
7.3.250.0080.00816.39
7.3.240.0090.00916.51
7.3.230.0130.00716.52
7.3.210.0110.00716.16
7.3.200.0070.01419.39
7.3.190.0100.00716.22
7.3.180.0060.00916.66
7.3.170.0060.00916.66
7.3.160.0140.00916.14
7.3.120.0060.01114.86
7.3.110.0030.01014.63
7.3.100.0040.01115.04
7.3.90.0030.01014.76
7.3.80.0070.00714.79
7.3.70.0030.00714.81
7.3.60.0000.00914.57
7.3.50.0080.00514.79
7.3.40.0040.01114.73
7.3.30.0120.00314.90
7.3.20.0040.00716.74
7.3.10.0040.01116.63
7.3.00.0110.00416.58
7.2.330.0060.01216.81
7.2.320.0210.01016.79
7.2.310.0100.01016.49
7.2.300.0100.01016.45
7.2.290.0100.00616.51
7.2.250.0100.01015.11
7.2.240.0030.01415.09
7.2.230.0030.01214.78
7.2.220.0050.00515.16
7.2.210.0060.00915.31
7.2.200.0030.00914.88
7.2.190.0110.00314.71
7.2.180.0030.01014.86
7.2.170.0030.00615.05
7.2.60.0160.00016.98
7.2.00.0060.00318.95
7.1.330.0060.00615.84
7.1.320.0080.00415.64
7.1.310.0030.01715.87
7.1.300.0120.00315.86
7.1.290.0040.00415.81
7.1.280.0030.01015.89
7.1.270.0060.00315.65
7.1.260.0030.00715.66
7.1.200.0000.01215.71
7.1.70.0050.00317.02
7.1.60.0000.01217.30
7.1.50.0150.00617.09
7.1.00.0030.07322.42
7.0.200.0060.00916.73
7.0.140.0000.07721.99
7.0.60.0070.04320.02
7.0.50.0070.08317.66
7.0.40.0130.07320.26
7.0.30.0130.04720.30
7.0.20.0330.06020.01
7.0.10.0200.05020.01
7.0.00.0000.09020.16
5.6.280.0000.07721.12
5.6.210.0130.07320.70
5.6.200.0070.03718.13
5.6.190.0070.06720.48
5.6.180.0170.08720.77
5.6.170.0370.08320.54
5.6.160.0030.04320.44
5.6.150.0070.04018.21
5.6.140.0130.08018.18
5.6.130.0000.08718.17
5.6.120.0100.08321.14
5.6.110.0130.07720.99
5.6.100.0170.06021.00
5.6.90.0200.07020.97
5.6.80.0070.07020.41
5.6.70.0230.06320.51
5.5.350.0070.07020.42
5.5.340.0070.08017.99
5.5.330.0030.04320.23
5.5.320.0230.08020.31
5.5.310.0330.03320.16
5.5.300.0200.06718.01
5.5.290.0030.04717.89
5.5.280.0070.05720.73
5.5.270.0130.07320.72
5.5.260.0200.07720.79
5.5.250.0070.08320.58
5.5.240.0100.07320.18
5.4.450.0770.06319.41
5.4.440.0870.07019.48
5.4.430.0070.08019.63
5.4.420.0700.05319.13
5.4.410.0930.06319.36
5.4.400.0430.05718.70
5.4.390.0430.07018.70
5.4.380.0270.05018.66
5.4.370.0100.05318.68
5.4.360.0270.04018.67
5.4.350.0130.03811.98
5.4.340.0030.04511.97
5.4.320.0060.03712.45
5.4.310.0090.04112.45
5.4.300.0070.03812.46
5.4.290.0060.03812.45
5.4.280.0100.03212.35
5.4.270.0070.03712.35
5.4.260.0080.03612.35
5.4.250.0170.05319.03
5.4.240.0130.04719.03
5.4.230.0230.05018.89
5.4.220.0170.06318.93
5.4.210.0100.05718.94
5.4.200.0170.07018.65
5.4.190.0130.07018.64
5.4.180.0100.05018.92
5.4.170.0100.05318.95
5.4.160.0130.05018.83
5.4.150.0100.07718.78
5.4.140.0100.05316.36
5.4.130.0200.06016.46
5.4.120.0070.07016.35
5.4.110.0130.04316.42
5.4.100.0000.05316.54
5.4.90.0130.05716.48
5.4.80.0070.04716.38
5.4.70.0170.06316.53
5.4.60.0170.06016.41
5.4.50.0100.06316.28
5.4.40.0070.05016.38
5.4.30.0070.07016.37
5.4.20.0100.04716.43
5.4.10.0070.05016.47
5.4.00.0100.05315.73
5.3.290.0070.04612.80
5.3.280.0100.05314.48
5.3.270.0070.07314.52
5.3.260.0130.05014.38
5.3.250.0070.05314.62
5.3.240.0130.07014.47
5.3.230.0100.06714.64
5.3.220.0030.05314.34
5.3.210.0000.05714.42
5.3.200.0030.05314.42
5.3.190.0070.07014.48
5.3.180.0030.07714.42
5.3.170.0030.07714.73
5.3.160.0070.07314.57
5.3.150.0030.08014.42
5.3.140.0130.04314.64
5.3.130.0100.07314.40
5.3.120.0070.05314.32
5.3.110.0070.05314.56
5.3.100.0000.05714.06
5.3.90.0130.06313.90
5.3.80.0030.05313.90
5.3.70.0130.04014.06
5.3.60.0100.06713.89
5.3.50.0100.05013.96
5.3.40.0130.06013.79
5.3.30.0030.05313.93
5.3.20.0100.06013.63
5.3.10.0070.05013.69
5.3.00.0030.07013.67
5.2.170.0000.06010.97
5.2.160.0070.04010.98
5.2.150.0070.04711.29
5.2.140.0030.04711.16
5.2.130.0100.05711.10
5.2.120.0030.04011.10
5.2.110.0030.04311.11
5.2.100.0100.05011.19
5.2.90.0130.04711.09
5.2.80.0030.04311.09
5.2.70.0030.05011.09
5.2.60.0000.04311.00
5.2.50.0130.04010.80
5.2.40.0030.04310.93
5.2.30.0100.04011.06
5.2.20.0030.04010.97
5.2.10.0030.05710.79
5.2.00.0070.03710.89
5.1.60.0100.0279.94
5.1.50.0070.03310.05
5.1.40.0000.0379.94
5.1.30.0070.03710.39
5.1.20.0100.04710.33
5.1.10.0000.0409.95
5.1.00.0030.05310.13
5.0.50.0070.0278.73
5.0.40.0030.0408.46
5.0.30.0070.0478.41
5.0.20.0100.0308.10
5.0.10.0030.0308.08
5.0.00.0030.0438.34
4.4.90.0030.0277.37
4.4.80.0000.0237.37
4.4.70.0000.0237.37
4.4.60.0000.0307.37
4.4.50.0030.0207.37
4.4.40.0000.0507.37
4.4.30.0030.0207.37
4.4.20.0070.0277.37
4.4.10.0000.0277.37
4.4.00.0030.0337.37
4.3.110.0070.0177.37
4.3.100.0030.0207.37
4.3.90.0100.0237.37
4.3.80.0000.0337.37
4.3.70.0070.0177.37
4.3.60.0030.0177.37
4.3.50.0070.0277.37
4.3.40.0030.0337.37
4.3.30.0030.0207.37
4.3.20.0100.0137.37
4.3.10.0030.0207.37
4.3.00.0170.0306.14

preferences:
43.78 ms | 401 KiB | 5 Q