3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(preg_match('/.[]]./', 'foo42[ba]r', $m), $m);

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)
8.3.60.0040.01118.42
8.3.50.0280.00522.92
8.3.40.0060.00918.79
8.3.30.0140.00019.00
8.3.20.0080.00020.20
8.3.10.0050.00323.56
8.3.00.0040.00419.38
8.2.180.0090.00618.41
8.2.170.0060.00922.96
8.2.160.0100.00320.35
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0060.00320.92
8.2.110.0090.00020.38
8.2.100.0080.00317.91
8.2.90.0000.00719.09
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0080.00017.80
8.2.50.0070.00318.07
8.2.40.0000.00717.91
8.2.30.0040.00417.95
8.2.20.0040.00417.71
8.2.10.0000.00717.95
8.2.00.0040.00417.69
8.1.280.0210.00025.92
8.1.270.0050.00323.64
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0030.00623.79
8.1.230.0110.00018.91
8.1.220.0040.00417.74
8.1.210.0000.00918.77
8.1.200.0070.00417.35
8.1.190.0040.00417.23
8.1.180.0000.00818.10
8.1.170.0050.00318.71
8.1.160.0040.00421.87
8.1.150.0040.00418.72
8.1.140.0040.00417.46
8.1.130.0070.00017.83
8.1.120.0040.00417.46
8.1.110.0040.00417.32
8.1.100.0050.00217.50
8.1.90.0050.00217.46
8.1.80.0050.00517.51
8.1.70.0040.00417.32
8.1.60.0000.00917.58
8.1.50.0000.00817.43
8.1.40.0050.00217.42
8.1.30.0080.00017.68
8.1.20.0000.00817.63
8.1.10.0000.00717.63
8.1.00.0000.00717.52
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0030.00318.33
8.0.270.0030.00317.21
8.0.260.0000.00717.13
8.0.250.0030.00317.00
8.0.240.0030.00316.88
8.0.230.0080.00016.85
8.0.220.0070.00016.97
8.0.210.0000.00716.79
8.0.200.0060.00316.96
8.0.190.0040.00416.95
8.0.180.0000.00716.91
8.0.170.0050.00316.95
8.0.160.0030.00516.77
8.0.150.0030.00516.83
8.0.140.0000.00816.79
8.0.130.0030.00313.39
8.0.120.0040.00416.97
8.0.110.0020.00516.89
8.0.100.0040.00416.93
8.0.90.0040.00416.85
8.0.80.0130.00316.87
8.0.70.0040.00416.79
8.0.60.0000.00816.95
8.0.50.0040.00416.86
8.0.30.0140.00617.22
8.0.20.0120.00917.40
8.0.10.0000.00716.88
8.0.00.0090.01016.60
7.4.330.0000.00615.00
7.4.320.0030.00316.57
7.4.300.0000.00616.59
7.4.290.0040.00416.68
7.4.280.0030.00516.70
7.4.270.0030.00316.60
7.4.260.0030.00716.68
7.4.250.0000.00816.48
7.4.240.0020.00616.62
7.4.230.0030.00316.68
7.4.220.0180.00316.72
7.4.210.0040.01116.55
7.4.200.0050.00216.39
7.4.160.0120.00416.63
7.4.150.0140.00617.40
7.4.140.0070.01417.86
7.4.130.0110.00616.69
7.4.120.0070.01016.68
7.4.110.0070.01116.51
7.4.100.0100.01416.65
7.4.90.0120.00616.64
7.4.80.0100.01019.39
7.4.70.0060.01316.38
7.4.60.0070.01016.46
7.4.50.0040.00416.44
7.4.40.0120.00916.70
7.4.30.0060.01016.54
7.4.00.0090.01014.96
7.3.330.0030.00313.20
7.3.320.0020.00213.00
7.3.310.0070.00016.25
7.3.300.0030.00316.19
7.3.290.0060.00916.23
7.3.280.0120.00616.29
7.3.270.0140.00417.40
7.3.260.0070.01616.54
7.3.250.0080.01016.57
7.3.240.0030.01316.52
7.3.230.0080.00916.39
7.3.210.0110.01116.20
7.3.200.0100.00719.39
7.3.190.0030.01916.34
7.3.180.0100.00616.33
7.3.170.0060.01016.27
7.3.160.0090.00616.52
7.3.120.0100.00814.63
7.3.110.0080.00714.97
7.3.100.0020.01014.97
7.3.90.0070.00614.77
7.3.80.0030.00914.78
7.3.70.0030.01114.90
7.3.60.0060.00714.73
7.3.50.0050.00814.77
7.3.40.0030.00914.67
7.3.30.0050.00914.80
7.3.20.0090.00416.54
7.3.10.0090.00716.74
7.3.00.0040.01016.63
7.2.330.0130.00616.59
7.2.320.0050.01516.72
7.2.310.0100.00716.54
7.2.300.0140.00316.45
7.2.290.0110.00916.45
7.2.250.0110.00814.97
7.2.240.0090.00914.88
7.2.230.0070.00715.02
7.2.220.0040.00915.06
7.2.210.0030.00814.97
7.2.200.0080.00514.88
7.2.190.0080.00514.90
7.2.180.0030.01014.86
7.2.170.0070.00814.93
7.2.160.0090.00614.88
7.2.150.0110.00416.95
7.2.140.0070.01116.89
7.2.130.0090.00616.95
7.2.120.0110.00417.04
7.2.110.0030.00616.74
7.2.100.0110.00716.93
7.2.90.0060.00916.94
7.2.80.0060.00616.76
7.2.70.0100.00316.84
7.2.60.0040.01216.68
7.2.50.0110.00716.77
7.2.40.0030.01217.01
7.2.30.0040.01116.79
7.2.20.0070.00716.89
7.2.10.0080.00417.00
7.2.00.0070.00618.17
7.1.330.0070.00615.80
7.1.320.0090.00815.97
7.1.310.0040.00815.90
7.1.300.0040.00715.83
7.1.290.0100.00315.95
7.1.280.0050.01015.72
7.1.270.0080.00715.87
7.1.260.0080.00515.87
7.1.250.0000.01216.05
7.1.100.0050.00518.59
7.1.70.0070.01017.33
7.1.60.0070.01819.46
7.1.50.0040.01217.07
7.1.00.0030.07722.38
7.0.200.0030.00716.57
7.0.140.0000.07722.10
7.0.60.0070.06720.00
7.0.50.0070.08317.86
7.0.40.0030.04320.01
7.0.30.0570.06720.18
7.0.20.0430.06720.01
7.0.10.0200.05320.20
7.0.00.0070.09020.10
5.6.280.0030.07321.05
5.6.210.0030.06720.74
5.6.200.0100.07718.17
5.6.190.0100.04020.77
5.6.180.0300.07720.35
5.6.170.0230.08020.59
5.6.160.0000.06320.71
5.6.150.0030.04018.09
5.6.140.0230.03018.11
5.6.130.0070.08018.22
5.6.120.0070.08020.98
5.6.110.0030.05720.88
5.6.100.0100.05020.98
5.6.90.0130.07021.00
5.6.80.0070.05320.38
5.5.350.0170.05720.43
5.5.340.0030.03718.02
5.5.330.0100.08020.25
5.5.320.0230.04720.41
5.5.310.0130.04020.29
5.5.300.0000.05018.00
5.5.290.0100.08017.93
5.5.280.0070.04020.79
5.5.270.0030.04720.86
5.5.260.0130.04720.96
5.5.250.0100.06720.78
5.5.240.0270.07320.18
5.4.450.0370.04019.49
5.4.440.0800.04019.40
5.4.430.0230.04019.54
5.4.420.0200.04019.41
5.4.410.0500.04319.43
5.4.400.0400.04019.09
5.4.390.0600.03718.93
5.4.380.0670.06018.71
5.4.370.0400.05718.64
5.4.360.0170.05018.55
5.4.350.0470.05318.56
5.4.340.0470.06718.62
5.4.320.0070.03612.45
5.4.310.0070.03712.45
5.4.300.0090.03512.45
5.4.290.0060.03812.45
5.4.280.0080.03512.35
5.4.270.0080.03512.34
5.4.260.0090.04712.34
5.4.250.0100.04212.35
5.4.240.0080.03512.34
5.4.230.0070.04412.34
5.4.220.0060.03812.34
5.4.210.0080.03812.34
5.4.200.0090.04112.34
5.4.190.0090.04312.33
5.4.180.0090.03712.34
5.4.170.0070.04112.35
5.4.160.0100.03612.34
5.4.150.0080.04012.34
5.4.140.0070.03612.02
5.4.130.0090.03312.01
5.4.120.0050.03611.97
5.4.110.0070.03811.96
5.4.100.0070.03411.96
5.4.90.0090.03411.96
5.4.80.0060.03611.96
5.4.70.0080.03211.96
5.4.60.0060.03511.96
5.4.50.0070.03411.96
5.4.40.0040.03611.95
5.4.30.0110.03911.95
5.4.20.0070.03611.95
5.4.10.0090.03311.95
5.4.00.0050.03511.44
5.3.290.0060.03912.80
5.3.280.0070.03712.70
5.3.270.0070.03912.73
5.3.260.0100.03612.72
5.3.250.0090.03812.72
5.3.240.0060.03812.72
5.3.230.0100.03412.71
5.3.220.0060.03912.68
5.3.210.0080.04912.68
5.3.200.0120.03712.68
5.3.190.0070.04512.68
5.3.180.0060.03712.68
5.3.170.0080.03512.67
5.3.160.0070.03512.68
5.3.150.0060.03712.68
5.3.140.0070.03712.66
5.3.130.0050.04112.66
5.3.120.0060.04112.65
5.3.110.0110.03512.66
5.3.100.0040.03912.12
5.3.90.0050.03912.08
5.3.80.0090.03412.07
5.3.70.0060.03812.07
5.3.60.0060.03712.06
5.3.50.0070.03612.00
5.3.40.0050.03912.00
5.3.30.0050.03511.95
5.3.20.0070.03511.73
5.3.10.0060.03811.70
5.3.00.0080.03511.69
5.2.170.0050.0379.18
5.2.160.0040.0309.19
5.2.150.0050.0309.19
5.2.140.0070.0299.19
5.2.130.0030.0319.14
5.2.120.0050.0289.14
5.2.110.0030.0319.15
5.2.100.0070.0279.14
5.2.90.0060.0359.15
5.2.80.0030.0329.14
5.2.70.0060.0299.14
5.2.60.0050.0309.09
5.2.50.0050.0329.06
5.2.40.0080.0269.05
5.2.30.0030.0329.02
5.2.20.0060.0289.01
5.2.10.0060.0268.91
5.2.00.0070.0278.77
5.1.60.0030.0258.06
5.1.50.0060.0238.05
5.1.40.0010.0278.04
5.1.30.0050.0268.39
5.1.20.0070.0248.41
5.1.10.0050.0248.13
5.1.00.0040.0268.14
5.0.50.0040.0206.61
5.0.40.0040.0186.47
5.0.30.0040.0316.29
5.0.20.0070.0166.26
5.0.10.0020.0226.23
5.0.00.0040.0306.23
4.4.90.0040.0144.78
4.4.80.0020.0164.76
4.4.70.0030.0154.75
4.4.60.0030.0154.75
4.4.50.0040.0154.77
4.4.40.0030.0254.71
4.4.30.0010.0174.76
4.4.20.0020.0164.84
4.4.10.0010.0174.85
4.4.00.0020.0264.76
4.3.110.0030.0154.67
4.3.100.0030.0144.66
4.3.90.0040.0174.63
4.3.80.0020.0264.58
4.3.70.0020.0164.63
4.3.60.0030.0144.63
4.3.50.0020.0164.62
4.3.40.0040.0244.53
4.3.30.0010.0193.27
4.3.20.0040.0143.26
4.3.10.0010.0183.22
4.3.00.0000.02314.87

preferences:
41.95 ms | 401 KiB | 5 Q