3v4l.org

run code in 300+ PHP versions simultaneously
<?php //preg_match( '/^\[#(\d+)\]/', '[#1234] Subject', $matches); //echo $matches[0]; // 1234 if (preg_match("/php/", "php")) { print "Got match!\n"; } if (preg_match("/php/", "PHP")) { print "Got match!\n"; } if (preg_match("/php/i", "php")) { print "Got match!\n"; }

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)
8.3.60.0040.01416.75
8.3.50.0070.00922.20
8.3.40.0150.00018.89
8.3.30.0030.01218.92
8.3.20.0040.00420.33
8.3.10.0080.00023.36
8.3.00.0080.00020.97
8.2.180.0070.01116.75
8.2.170.0140.00422.96
8.2.160.0070.00720.52
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0060.00326.16
8.2.120.0040.00422.16
8.2.110.0030.00719.30
8.2.100.0090.00317.91
8.2.90.0050.00317.63
8.2.80.0040.00417.97
8.2.70.0000.00817.89
8.2.60.0000.00817.93
8.2.50.0000.00919.34
8.2.40.0030.00820.36
8.2.30.0070.00017.97
8.2.20.0000.00717.72
8.2.10.0050.00319.53
8.2.00.0050.00217.61
8.1.280.0030.01725.92
8.1.270.0030.00623.80
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0050.00523.78
8.1.230.0080.00420.93
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0000.00817.36
8.1.180.0030.00518.10
8.1.170.0000.00918.72
8.1.160.0000.00921.90
8.1.150.0040.00418.59
8.1.140.0040.00417.39
8.1.130.0000.00717.79
8.1.120.0040.00417.52
8.1.110.0040.00417.37
8.1.100.0040.00417.46
8.1.90.0070.00017.51
8.1.80.0030.00317.48
8.1.70.0030.00317.41
8.1.60.0000.00917.59
8.1.50.0080.00017.53
8.1.40.0090.00017.55
8.1.30.0080.00017.60
8.1.20.0040.00417.59
8.1.10.0030.00517.47
8.1.00.0090.00317.50
8.0.300.0000.00719.85
8.0.290.0030.00616.75
8.0.280.0050.00318.45
8.0.270.0030.00317.28
8.0.260.0030.00316.95
8.0.250.0060.00017.03
8.0.240.0000.00716.86
8.0.230.0030.00317.02
8.0.220.0030.00316.78
8.0.210.0030.00316.78
8.0.200.0030.00317.04
8.0.190.0040.00417.04
8.0.180.0070.00016.84
8.0.170.0030.00517.01
8.0.160.0070.00016.87
8.0.150.0000.00716.93
8.0.140.0040.00416.96
8.0.130.0060.00013.30
8.0.120.0000.00816.77
8.0.110.0000.00816.96
8.0.100.0000.00816.95
8.0.90.0000.00716.70
8.0.80.0030.01216.90
8.0.70.0000.00916.98
8.0.60.0040.00416.79
8.0.50.0000.00816.88
8.0.30.0100.00917.16
8.0.20.0150.00517.40
8.0.10.0070.00016.87
8.0.00.0150.00916.99
7.4.330.0050.00015.00
7.4.320.0040.00416.58
7.4.300.0030.00316.67
7.4.290.0030.00316.67
7.4.280.0040.00416.56
7.4.270.0030.00316.50
7.4.260.0000.00716.57
7.4.250.0040.00416.54
7.4.240.0030.00416.62
7.4.230.0050.00216.70
7.4.220.0130.01316.79
7.4.210.0050.00916.64
7.4.200.0070.00016.50
7.4.190.0000.00716.66
7.4.160.0110.00616.82
7.4.150.0030.01317.40
7.4.140.0070.01017.86
7.4.130.0070.01016.54
7.4.120.0060.01116.70
7.4.110.0090.00916.78
7.4.100.0190.01416.59
7.4.90.0120.00416.64
7.4.80.0100.00819.39
7.4.70.0120.00616.28
7.4.60.0180.00016.66
7.4.50.0070.00016.74
7.4.40.0060.00922.77
7.4.30.0090.00716.66
7.4.00.0060.00915.07
7.3.330.0000.00513.03
7.3.320.0000.00713.16
7.3.310.0070.00016.36
7.3.300.0070.00016.38
7.3.290.0100.00716.34
7.3.280.0070.01116.26
7.3.270.0110.00617.40
7.3.260.0140.00416.61
7.3.250.0140.00516.56
7.3.240.0190.00416.42
7.3.230.0110.00516.66
7.3.210.0130.00416.20
7.3.200.0140.00719.39
7.3.190.0150.00916.58
7.3.180.0180.00316.62
7.3.170.0090.00616.45
7.3.160.0060.01016.74
7.3.120.0080.00415.11
7.2.330.0070.01016.73
7.2.320.0130.01016.52
7.2.310.0060.01216.59
7.2.300.0070.01016.41
7.2.290.0120.00916.69
7.2.00.0040.00719.48
7.1.100.1170.00714.27
7.1.70.0030.00617.20
7.1.60.0070.01819.29
7.1.50.0100.01016.73
7.1.00.0030.07722.49
7.0.200.0000.00916.79
7.0.140.0000.07721.93
7.0.60.0100.07019.77
7.0.50.0000.05017.68
7.0.40.0200.06720.06
7.0.30.0270.06720.11
7.0.20.0330.07720.19
7.0.10.0100.05020.22
7.0.00.0130.08320.31
5.6.280.0100.06721.15
5.6.210.0100.06320.64
5.6.200.0070.08018.21
5.6.190.0000.05020.33
5.6.180.0430.07720.62
5.6.170.0400.07020.50
5.6.160.0030.04020.32
5.6.150.0030.08318.15
5.6.140.0000.04318.12
5.6.130.0070.08318.07
5.6.120.0170.05721.10
5.6.110.0070.05021.00
5.6.100.0200.07021.08
5.6.90.0000.04720.97
5.6.80.0100.03320.43
5.6.70.0300.07720.49
5.5.350.0030.06720.39
5.5.340.0130.07318.02
5.5.330.0070.08020.20
5.5.320.0070.08020.17
5.5.310.0230.04020.27
5.5.300.0030.06717.95
5.5.290.0000.04317.90
5.5.280.0170.05020.73
5.5.270.0070.08320.78
5.5.260.0030.09020.86
5.5.250.0200.07020.68
5.5.240.0100.07720.14
5.4.450.0330.04019.49
5.4.440.0530.07019.42
5.4.430.0100.05319.37
5.4.420.0600.05319.48
5.4.410.0430.05719.53
5.4.400.0170.05318.90
5.4.390.0300.04019.19
5.4.380.0230.06018.49
5.4.370.0200.05318.65
5.4.360.0200.05018.53
5.4.350.0330.06018.67
5.4.340.0170.05318.70
5.4.320.0050.03912.45
5.4.310.0090.04212.45
5.4.300.0110.03812.45
5.4.290.0070.04212.45
5.4.280.0120.04912.32
5.4.270.0130.05012.33
5.4.260.0120.05212.33
5.4.250.0050.05812.33
5.4.240.0080.05512.32
5.4.230.0090.05712.32
5.4.220.0130.06212.32
5.4.210.0080.05712.32
5.4.200.0090.05512.32
5.4.190.0110.05312.32
5.4.180.0130.06912.31
5.4.170.0080.05512.32
5.4.160.0100.05012.32
5.4.150.0070.04512.32
5.4.140.0080.04112.00
5.4.130.0080.03711.99
5.4.120.0070.04711.95
5.4.110.0140.06811.95
5.4.100.0090.04511.95
5.4.90.0090.04611.95
5.4.80.0070.05111.94
5.4.70.0100.04611.94
5.4.60.0080.05011.94
5.4.50.0250.13411.94
5.4.40.0190.09411.93
5.4.30.0100.05411.93
5.4.20.0110.04411.93
5.4.10.0130.04511.93
5.4.00.0070.05711.42
5.3.290.0070.04212.80
5.3.280.0190.05212.71
5.3.270.0190.05212.73
5.3.260.0160.06512.72
5.3.250.0150.06812.72
5.3.240.0150.10512.72
5.3.230.0150.07712.71
5.3.220.0070.07512.68
5.3.210.0190.06112.68
5.3.200.0150.04512.68
5.3.190.0110.05512.68
5.3.180.0080.04312.67
5.3.170.0120.03912.67
5.3.160.0090.04312.67
5.3.150.0110.05912.67
5.3.140.0130.05712.66
5.3.130.0090.05212.66
5.3.120.0130.04912.66
5.3.110.0150.05512.66
5.3.100.0100.05812.12
5.3.90.0150.11912.08
5.3.80.0100.04712.07
5.3.70.0060.05212.07
5.3.60.0070.05012.06
5.3.50.0060.05212.00
5.3.40.0070.05112.00
5.3.30.0110.04811.94
5.3.20.0070.04911.71
5.3.10.0090.04911.68
5.3.00.0070.05111.66
5.2.170.0060.0439.16
5.2.160.0070.0439.16
5.2.150.0090.0419.16
5.2.140.0070.0459.16
5.2.130.0110.0399.12
5.2.120.0050.0449.12
5.2.110.0060.0419.13
5.2.100.0120.0389.13
5.2.90.0070.0449.13
5.2.80.0070.0459.13
5.2.70.0070.0449.12
5.2.60.0090.0419.07
5.2.50.0120.0389.04
5.2.40.0090.0399.02
5.2.30.0090.0419.00
5.2.20.0100.0358.98
5.2.10.0100.0368.90
5.2.00.0100.0398.76
5.1.60.0130.0298.04
5.1.50.0100.0318.04
5.1.40.0080.0348.02
5.1.30.0100.0478.37
5.1.20.0120.0338.40
5.1.10.0070.0358.12
5.1.00.0100.0348.12
5.0.50.0090.0246.60
5.0.40.0070.0266.45
5.0.30.0080.0386.27
5.0.20.0060.0256.24
5.0.10.0080.0256.22
5.0.00.0060.0396.20
4.4.90.0060.0204.78
4.4.80.0040.0224.75
4.4.70.0040.0204.75
4.4.60.0080.0164.75
4.4.50.0080.0184.77
4.4.40.0050.0254.71
4.4.30.0050.0154.76
4.4.20.0040.0254.85
4.4.10.0050.0224.85
4.4.00.0040.0334.76
4.3.110.0030.0254.67
4.3.100.0040.0224.66
4.3.90.0060.0204.63
4.3.80.0070.0514.58
4.3.70.0050.0214.63
4.3.60.0030.0234.63
4.3.50.0080.0194.63
4.3.40.0030.0334.54
4.3.30.0050.0163.27
4.3.20.0030.0193.25
4.3.10.0030.0183.21
4.3.00.0000.02014.49

preferences:
46.8 ms | 401 KiB | 5 Q