3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(preg_match('/[a-z{}]+/', 'abc{asdf{asdf}'));

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)
8.3.60.0070.00716.63
8.3.50.0120.01022.88
8.3.40.0070.00718.59
8.3.30.0090.00618.96
8.3.20.0060.00320.30
8.3.10.0040.00423.54
8.3.00.0040.00417.50
8.2.180.0130.00718.41
8.2.170.0090.00622.96
8.2.160.0070.00720.49
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0090.00026.16
8.2.120.0060.00320.97
8.2.110.0110.01122.07
8.2.100.0060.00617.71
8.2.90.0030.00619.14
8.2.80.0000.00817.97
8.2.70.0050.00317.50
8.2.60.0030.00717.80
8.2.50.0000.00818.07
8.2.40.0050.00218.09
8.2.30.0020.00517.84
8.2.20.0080.00017.59
8.2.10.0020.00517.99
8.2.00.0000.00817.62
8.1.280.0120.00625.92
8.1.270.0000.00823.88
8.1.260.0030.00526.35
8.1.250.0070.00028.09
8.1.240.0060.00324.02
8.1.230.0070.00319.15
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0070.00317.35
8.1.190.0000.00817.21
8.1.180.0000.00819.01
8.1.170.0090.00018.67
8.1.160.0000.00821.91
8.1.150.0040.00418.70
8.1.140.0000.00717.39
8.1.130.0040.00417.79
8.1.120.0030.00317.39
8.1.110.0030.00617.39
8.1.100.0020.00517.47
8.1.90.0040.00417.44
8.1.80.0050.00217.37
8.1.70.0030.00317.34
8.1.60.0040.00417.65
8.1.50.0030.00617.50
8.1.40.0040.00417.55
8.1.30.0030.00517.64
8.1.20.0000.00817.67
8.1.10.0040.00417.39
8.1.00.0000.00817.50
8.0.300.0030.00618.77
8.0.290.0000.00716.75
8.0.280.0030.00318.25
8.0.270.0040.00417.20
8.0.260.0060.00017.08
8.0.250.0030.00316.96
8.0.240.0030.00616.96
8.0.230.0040.00416.82
8.0.220.0000.00716.92
8.0.210.0000.00716.85
8.0.200.0040.00416.96
8.0.190.0030.00616.99
8.0.180.0040.00416.84
8.0.170.0000.00816.93
8.0.160.0000.00816.90
8.0.150.0000.00716.86
8.0.140.0070.00016.77
8.0.130.0000.00613.30
8.0.120.0000.00716.91
8.0.110.0000.00816.88
8.0.100.0040.00416.72
8.0.90.0000.00816.81
8.0.80.0110.00316.96
8.0.70.0000.00816.95
8.0.60.0030.00616.80
8.0.50.0000.00716.85
8.0.30.0100.01216.87
8.0.20.0090.01117.40
8.0.10.0030.00516.86
8.0.00.0040.01416.86
7.4.330.0000.00615.00
7.4.320.0000.00716.67
7.4.300.0000.00616.70
7.4.290.0000.00816.58
7.4.280.0080.00016.47
7.4.270.0000.00716.73
7.4.260.0030.00316.55
7.4.250.0060.00316.55
7.4.240.0040.00316.61
7.4.230.0000.00716.47
7.4.220.0030.01616.75
7.4.210.0080.00816.79
7.4.200.0000.00716.61
7.4.160.0120.00416.63
7.4.150.0120.00617.40
7.4.140.0120.00717.86
7.4.130.0090.01016.51
7.4.120.0050.01316.65
7.4.110.0070.01016.66
7.4.100.0000.01716.61
7.4.90.0030.01416.64
7.4.80.0090.01119.39
7.4.70.0110.00616.65
7.4.60.0080.00916.66
7.4.50.0050.00216.49
7.4.40.0050.01516.58
7.4.30.0060.01016.62
7.4.00.0020.01414.90
7.3.330.0050.00013.12
7.3.320.0050.00013.01
7.3.310.0060.00016.28
7.3.300.0030.00316.33
7.3.290.0130.00716.26
7.3.280.0090.00616.30
7.3.270.0030.01417.40
7.3.260.0070.01016.59
7.3.250.0090.01016.46
7.3.240.0180.00616.55
7.3.230.0090.01516.47
7.3.210.0100.00716.52
7.3.200.0090.00919.39
7.3.190.0150.00616.57
7.3.180.0120.00316.54
7.3.170.0080.00816.64
7.3.160.0110.00616.50
7.3.120.0090.00915.05
7.3.110.0030.01214.83
7.3.100.0120.00314.84
7.3.90.0060.01214.78
7.3.80.0070.00715.02
7.3.70.0090.00014.84
7.3.60.0040.00414.84
7.3.50.0080.00014.98
7.3.40.0000.01214.50
7.3.30.0030.00714.84
7.3.20.0040.00416.69
7.3.10.0120.00316.89
7.3.00.0090.00616.82
7.2.330.0120.00616.44
7.2.320.0130.00516.65
7.2.310.0090.00616.59
7.2.300.0080.00816.59
7.2.290.0070.01016.54
7.2.250.0130.00314.98
7.2.240.0000.01915.00
7.2.230.0100.01014.95
7.2.220.0090.00315.18
7.2.210.0030.01014.67
7.2.200.0000.00914.59
7.2.190.0150.00014.92
7.2.180.0030.01314.86
7.2.170.0100.00715.01
7.2.60.0000.01216.98
7.2.00.0000.01419.47
7.1.330.0040.01115.92
7.1.320.0030.00915.92
7.1.310.0080.00815.97
7.1.300.0000.00815.79
7.1.290.0030.01015.68
7.1.280.0040.01115.78
7.1.270.0060.00315.81
7.1.260.0090.00615.84
7.1.200.0070.00715.84
7.1.100.0060.00618.24
7.1.70.0000.00817.30
7.1.60.0180.00719.40
7.1.50.0120.00916.83
7.1.00.0000.08022.49
7.0.200.0140.00416.38
7.0.140.0100.06722.15
7.0.60.0000.09019.88
7.0.50.0030.04317.87
7.0.40.0070.06720.04
7.0.30.0230.05320.10
7.0.20.0230.03320.14
7.0.10.0170.07720.02
7.0.00.0000.09320.02
5.6.280.0030.07320.79
5.6.210.0100.04020.72
5.6.200.0100.04718.09
5.6.190.0100.08020.64
5.6.180.0430.07320.43
5.6.170.0300.04720.49
5.6.160.0030.04720.48
5.6.150.0070.06018.10
5.6.140.0070.04318.16
5.6.130.0100.07318.08
5.6.120.0130.07721.14
5.6.110.0200.07020.98
5.6.100.0070.08720.95
5.6.90.0100.08020.96
5.6.80.0070.07320.52
5.5.350.0170.07320.38
5.5.340.0070.06018.02
5.5.330.0070.07020.28
5.5.320.3670.05020.30
5.5.310.0170.04320.50
5.5.300.0000.05317.98
5.5.290.0100.07317.89
5.5.280.0000.04320.79
5.5.270.0100.08020.86
5.5.260.0230.06320.64
5.5.250.0030.04720.46
5.5.240.0030.07720.23
5.4.450.0170.06319.63
5.4.440.0800.05719.48
5.4.430.0100.05719.25
5.4.420.0130.05319.30
5.4.410.0130.05019.02
5.4.400.0030.06018.72
5.4.390.0070.05318.67
5.4.380.0300.06018.72
5.4.370.0100.05718.70
5.4.360.0070.05718.52
5.4.350.0100.04711.97
5.4.340.0110.03511.97
5.4.320.0060.04112.46
5.4.310.0070.03712.45
5.4.300.0090.03212.45
5.4.290.0040.03812.45
5.4.280.0040.03512.34
5.4.270.0040.03612.34
5.4.260.0060.03812.34
5.4.250.0070.04412.35
5.4.240.0030.03812.35
5.4.230.0070.03612.34
5.4.220.0060.03512.34
5.4.210.0030.03812.34
5.4.200.0080.03612.34
5.4.190.0090.04012.33
5.4.180.0050.04112.33
5.4.170.0020.04312.34
5.4.160.0070.03812.34
5.4.150.0110.03412.34
5.4.140.0070.03812.02
5.4.130.0070.04212.01
5.4.120.0040.03511.96
5.4.110.0090.03511.96
5.4.100.0070.03811.96
5.4.90.0090.03811.96
5.4.80.0030.04211.96
5.4.70.0030.03511.96
5.4.60.0030.03811.96
5.4.50.0030.03711.96
5.4.40.0070.03411.95
5.4.30.0040.03811.94
5.4.20.0040.03611.95
5.4.10.0070.04011.95
5.4.00.0060.03511.43
5.3.290.0070.03712.80
5.3.280.0030.04012.71
5.3.270.0050.03912.72
5.3.260.0060.03812.71
5.3.250.0040.03812.72
5.3.240.0060.03712.72
5.3.230.0070.03612.71
5.3.220.0090.04012.68
5.3.210.0050.04412.68
5.3.200.0030.04012.68
5.3.190.0090.03412.68
5.3.180.0060.03512.67
5.3.170.0050.03612.67
5.3.160.0070.03312.67
5.3.150.0080.04012.68
5.3.140.0060.03912.66
5.3.130.0080.03912.66
5.3.120.0080.03512.66
5.3.110.0050.04212.66
5.3.100.0070.03512.12
5.3.90.0050.03512.09
5.3.80.0070.03312.07
5.3.70.0080.03712.07
5.3.60.0030.04112.06
5.3.50.0070.03712.00
5.3.40.0090.03512.00
5.3.30.0060.03411.94
5.3.20.0100.03011.72
5.3.10.0040.03711.69
5.3.00.0080.03411.68
5.2.170.0030.0329.18
5.2.160.0060.0309.18
5.2.150.0040.0319.18
5.2.140.0030.0329.17
5.2.130.0040.0309.13
5.2.120.0050.0309.13
5.2.110.0040.0289.14
5.2.100.0030.0289.13
5.2.90.0030.0289.13
5.2.80.0070.0269.13
5.2.70.0070.0329.13
5.2.60.0030.0309.08
5.2.50.0040.0299.05
5.2.40.0050.0279.03
5.2.30.0030.0399.01
5.2.20.0050.0279.00
5.2.10.0060.0278.91
5.2.00.0080.0288.77
5.1.60.0040.0238.06
5.1.50.0060.0278.05
5.1.40.0040.0238.04
5.1.30.0030.0268.39
5.1.20.0030.0318.41
5.1.10.0030.0258.14
5.1.00.0030.0278.14
5.0.50.0040.0196.61
5.0.40.0040.0206.46
5.0.30.0030.0316.28
5.0.20.0030.0196.25
5.0.10.0060.0236.23
5.0.00.0010.0326.22
4.4.90.0030.0154.78
4.4.80.0030.0154.75
4.4.70.0030.0154.75
4.4.60.0020.0184.75
4.4.50.0030.0184.77
4.4.40.0020.0284.71
4.4.30.0030.0194.76
4.4.20.0040.0174.84
4.4.10.0030.0174.85
4.4.00.0020.0244.76
4.3.110.0000.0194.67
4.3.100.0020.0174.67
4.3.90.0030.0174.63
4.3.80.0020.0244.58
4.3.70.0040.0144.63
4.3.60.0020.0144.62
4.3.50.0010.0164.63
4.3.40.0020.0244.54
4.3.30.0040.0203.28
4.3.20.0030.0183.26
4.3.10.0030.0183.21
4.3.00.0130.0176.77

preferences:
51.73 ms | 401 KiB | 5 Q