3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match( "/^ndg\_keywords\.partial\([a-zA-Z\_\ ]+\)/", "ndg_keywords.partial('a_Imelda Staunton ')", $matches); echo $matches[1]; // 1234 ?>

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)
8.3.60.0060.00918.55
8.3.50.0070.01417.51
8.3.40.0110.00719.12
8.3.30.0070.01119.14
8.3.20.0040.00419.04
8.3.10.0080.00019.07
8.3.00.0030.00519.63
8.2.180.0090.00617.00
8.2.170.0090.00622.96
8.2.160.0130.00319.04
8.2.150.0000.00924.18
8.2.140.0090.00024.66
8.2.130.0080.00026.16
8.2.120.0070.00021.12
8.2.110.0000.01021.03
8.2.100.0070.00718.09
8.2.90.0040.00419.17
8.2.80.0040.00417.97
8.2.70.0050.00517.73
8.2.60.0040.00417.93
8.2.50.0030.00617.80
8.2.40.0050.00319.72
8.2.30.0040.00717.79
8.2.20.0030.00617.88
8.2.10.0040.00417.71
8.2.00.0040.00717.91
8.1.280.0150.00325.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0060.00322.74
8.1.230.0090.00317.71
8.1.220.0030.00617.74
8.1.210.0000.00818.77
8.1.200.0090.00017.23
8.1.190.0030.00617.23
8.1.180.0000.00918.10
8.1.170.0040.00417.62
8.1.160.0050.00318.92
8.1.150.0000.00818.65
8.1.140.0070.00017.43
8.1.130.0030.00517.43
8.1.120.0000.00717.39
8.1.110.0070.00017.50
8.1.100.0050.00217.48
8.1.90.0040.00417.52
8.1.80.0000.00717.52
8.1.70.0020.00517.36
8.1.60.0040.00417.66
8.1.50.0080.00017.61
8.1.40.0030.00617.46
8.1.30.0060.00317.67
8.1.20.0070.00017.57
8.1.10.0000.00817.59
8.1.00.0040.00417.59
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.51
8.0.270.0030.00317.13
8.0.260.0030.00316.94
8.0.250.0040.00417.13
8.0.240.0000.00917.10
8.0.230.0040.00416.93
8.0.220.0030.00317.02
8.0.210.0080.00016.92
8.0.200.0060.00017.10
8.0.190.0070.00017.04
8.0.180.0030.00517.05
8.0.170.0060.00317.04
8.0.160.0000.00717.07
8.0.150.0000.00816.99
8.0.140.0040.00416.95
8.0.130.0000.00513.41
8.0.120.0060.00316.90
8.0.110.0080.00016.85
8.0.100.0050.00317.03
8.0.90.0000.00817.01
8.0.80.0090.00616.89
8.0.70.0000.00716.87
8.0.60.0030.00516.78
8.0.50.0050.00316.89
8.0.30.0080.00817.20
8.0.20.0080.01117.08
8.0.10.0040.00417.05
8.0.00.0100.01016.95
7.4.330.0050.00013.09
7.4.320.0040.00416.61
7.4.300.0030.00316.57
7.4.290.0000.00816.57
7.4.280.0060.00316.53
7.4.270.0100.00016.59
7.4.260.0000.00713.29
7.4.250.0030.00716.66
7.4.240.0070.00016.55
7.4.230.0000.00716.70
7.4.220.0170.00816.56
7.4.210.0090.00616.70
7.4.200.0040.00416.72
7.4.190.0000.00716.54
7.4.160.0030.01416.53
7.4.150.0070.01016.49
7.4.140.0110.00717.86
7.4.130.0150.01116.48
7.4.120.0030.01316.64
7.4.110.0070.01316.46
7.4.100.0060.01216.56
7.4.90.0090.00916.62
7.4.80.0120.00619.39
7.4.70.0040.01716.70
7.4.60.0110.00616.48
7.4.50.0040.00416.56
7.4.40.0090.00616.29
7.4.30.0100.00716.64
7.4.00.0060.01014.71
7.3.330.0050.00313.30
7.3.320.0000.00513.25
7.3.310.0090.00016.35
7.3.300.0030.00316.44
7.3.290.0120.00616.46
7.3.280.0060.00916.41
7.3.270.0110.01116.46
7.3.260.0190.00016.53
7.3.240.0140.00416.58
7.3.230.0070.01016.43
7.3.210.0090.00916.73
7.3.200.0090.00916.69
7.3.190.0060.00916.46
7.3.180.0080.00816.47
7.3.170.0080.00816.63
7.3.160.0080.00716.63
7.3.120.0070.01115.12
7.2.330.0080.01116.66
7.2.320.0060.01216.62
7.2.310.0070.01016.52
7.2.300.0040.01316.59
7.2.290.0030.01416.66
7.2.60.0130.00317.08
7.2.00.0080.00819.65
7.1.200.0090.00615.87
7.1.100.0040.01118.25
7.1.70.0090.00017.33
7.1.60.0140.01019.25
7.1.50.0070.01816.98
7.1.00.0000.04022.37
7.0.200.0020.00516.84
7.0.140.0000.07722.12
7.0.120.0030.06322.00
7.0.60.0070.05320.01
7.0.50.0000.04017.84
7.0.40.0070.07020.22
7.0.30.0330.05020.11
7.0.20.0330.07020.03
7.0.10.0230.03720.01
7.0.00.0000.05720.34
5.6.280.0100.06720.90
5.6.210.0070.04720.61
5.6.200.0100.07718.18
5.6.190.0030.04320.77
5.6.180.0200.05320.36
5.6.170.0300.07720.49
5.6.160.0070.07720.33
5.6.150.0030.04318.21
5.6.140.0070.08018.21
5.6.130.0000.08318.16
5.6.120.0130.05321.02
5.6.110.0230.07020.96
5.6.100.0100.03720.97
5.6.90.0030.09021.02
5.6.80.0030.04020.39
5.6.70.0330.07320.49
5.5.350.0330.07320.41
5.5.340.0030.04017.93
5.5.330.0070.05720.38
5.5.320.0000.07720.37
5.5.310.0300.07720.50
5.5.300.0000.08017.98
5.5.290.0130.06018.00
5.5.280.0070.08020.86
5.5.270.0030.05720.67
5.5.260.0070.04720.80
5.5.250.0100.08720.57
5.5.240.0100.08020.34
5.4.450.0100.07719.47
5.4.440.0200.03019.50
5.4.430.0070.04319.50
5.4.420.0070.08319.50
5.4.410.0000.05018.98
5.4.400.0100.07319.15
5.4.390.0070.04319.19
5.4.380.0030.04319.11
5.4.370.0030.05319.14
5.4.360.0230.04318.79
5.4.350.0100.06019.18
5.4.340.0000.04719.14
5.4.320.0130.07319.08
5.4.310.0130.07318.79
5.4.300.0170.06318.91
5.4.290.0130.06019.17
5.4.280.0130.07018.78
5.4.270.0100.06318.77
5.4.260.0130.06719.09
5.4.250.0000.08019.08
5.4.240.0100.07318.95
5.4.230.0000.08318.80
5.4.220.0030.05318.78
5.4.210.0030.06718.78
5.4.200.0100.07719.13
5.4.190.0070.07719.15
5.4.180.0130.07319.06
5.4.170.0030.05319.16
5.4.160.0100.04719.12
5.4.150.0070.03719.12
5.4.140.0030.07716.49
5.4.130.0100.06716.45
5.4.120.0030.04716.25
5.4.110.0100.03316.36
5.4.100.0000.05316.60
5.4.90.0200.05716.25
5.4.80.0100.07016.23
5.4.70.0070.05716.22
5.4.60.0030.03716.28
5.4.50.0030.05316.38
5.4.40.0070.04716.36
5.4.30.0130.02716.30
5.4.20.0170.06016.25
5.4.10.0230.03316.38
5.4.00.0000.06715.70
5.3.290.0100.06714.56
5.3.280.0130.05714.52
5.3.270.0100.07014.57
5.3.260.0200.06014.39
5.3.250.0070.04314.52
5.3.240.0070.06014.52
5.3.230.0030.07314.49
5.3.220.0030.06714.52
5.3.210.0130.04314.51
5.3.200.0030.07714.52
5.3.190.0030.05714.65
5.3.180.0100.04014.52
5.3.170.0070.07014.53
5.3.160.0100.07314.48
5.3.150.0030.06314.48
5.3.140.0030.04714.57
5.3.130.0070.05014.44
5.3.120.0030.08014.51
5.3.110.0070.07714.48
5.3.100.0100.05713.96
5.3.90.0070.05313.97
5.3.80.0030.05013.80
5.3.70.0130.06713.80
5.3.60.0100.03713.93
5.3.50.0030.08013.73
5.3.40.0100.06013.96
5.3.30.0030.04713.83
5.3.20.0070.04013.52
5.3.10.0100.06713.59
5.3.00.0100.06713.65
5.2.170.0070.06011.08
5.2.160.0100.03011.07
5.2.150.0000.05311.07
5.2.140.0100.03711.11
5.2.130.0100.02710.99
5.2.120.0070.03010.95
5.2.110.0100.03311.08
5.2.100.0000.04011.10
5.2.90.0030.03311.03
5.2.80.0030.06711.05
5.2.70.0030.05310.98
5.2.60.0100.03310.95
5.2.50.0170.05011.00
5.2.40.0100.05310.82
5.2.30.0130.05010.83
5.2.20.0030.03711.05
5.2.10.0170.02010.89
5.2.00.0030.06310.75
5.1.60.0070.0209.83
5.1.50.0000.0509.96
5.1.40.0000.0579.96
5.1.30.0070.05310.32
5.1.20.0000.05010.50
5.1.10.0100.05010.11
5.1.00.0100.05010.06
5.0.50.0000.0508.45
5.0.40.0000.0508.40
5.0.30.0100.0408.06
5.0.20.0000.0308.19
5.0.10.0030.0178.30
5.0.00.0070.0278.20
4.4.90.0030.0278.02
4.4.80.0100.0308.02
4.4.70.0070.0338.02
4.4.60.0030.0238.02
4.4.50.0030.0178.02
4.4.40.0030.0238.02
4.4.30.0000.0308.02
4.4.20.0000.0378.02
4.4.10.0030.0338.02
4.4.00.0070.0478.02
4.3.110.0000.0408.02
4.3.100.0000.0308.02
4.3.90.0070.0138.02
4.3.80.0000.0338.02
4.3.70.0070.0108.02
4.3.60.0000.0178.02
4.3.50.0000.0238.02
4.3.40.0030.0438.02
4.3.30.0030.0278.02
4.3.20.0070.0308.02
4.3.10.0000.0308.02
4.3.00.0000.0178.02

preferences:
51.17 ms | 401 KiB | 5 Q