3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(preg_match('/^\d+$/', "123")); var_dump(preg_match('/^\d+$/', "123\n")); var_dump(preg_match('/^\d+$/', "\n123\n")); var_dump(preg_match('/^\d+$/D', "123")); var_dump(preg_match('/^\d+$/D', "123\n")); var_dump(preg_match('/^\d+$/D', "\n123\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)
8.3.70.0090.00618.56
8.3.60.0070.00716.50
8.3.50.0090.01121.99
8.3.40.0070.00718.64
8.3.30.0120.00319.10
8.3.20.0040.00420.20
8.3.10.0000.00721.91
8.3.00.0080.00019.26
8.2.190.0160.00616.58
8.2.180.0070.01118.42
8.2.170.0080.00622.96
8.2.160.0030.01022.44
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0050.00319.77
8.2.110.0030.00722.10
8.2.100.0060.00617.48
8.2.90.0000.00818.95
8.2.80.0030.00517.97
8.2.70.0040.00417.63
8.2.60.0040.00417.80
8.2.50.0060.00318.07
8.2.40.0030.00519.94
8.2.30.0000.00817.88
8.2.20.0050.00317.78
8.2.10.0000.00817.98
8.2.00.0000.00817.60
8.1.280.0120.00625.92
8.1.270.0060.00318.67
8.1.260.0030.00626.35
8.1.250.0040.00428.09
8.1.240.0060.00323.97
8.1.230.0110.00017.42
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0080.00017.36
8.1.190.0050.00317.25
8.1.180.0070.00018.10
8.1.170.0080.00018.63
8.1.160.0000.00721.99
8.1.150.0040.00418.72
8.1.140.0050.00217.40
8.1.130.0000.00717.91
8.1.120.0050.00217.40
8.1.110.0070.00017.51
8.1.100.0080.00017.36
8.1.90.0040.00417.48
8.1.80.0040.00417.50
8.1.70.0000.00717.49
8.1.60.0030.00517.62
8.1.50.0060.00317.54
8.1.40.0040.00817.56
8.1.30.0030.00517.59
8.1.20.0030.00617.61
8.1.10.0000.00717.61
8.1.00.0000.00917.58
8.0.300.0040.00418.77
8.0.290.0000.00916.63
8.0.280.0000.00718.30
8.0.270.0000.00717.10
8.0.260.0030.00317.13
8.0.250.0050.00316.94
8.0.240.0000.00817.00
8.0.230.0000.00817.01
8.0.220.0000.00716.91
8.0.210.0070.00016.88
8.0.200.0030.00316.92
8.0.190.0020.00516.90
8.0.180.0000.00816.95
8.0.170.0060.00316.95
8.0.160.0030.00316.90
8.0.150.0000.00716.92
8.0.140.0050.00316.81
8.0.130.0070.00013.38
8.0.120.0000.00816.80
8.0.110.0000.00716.77
8.0.100.0080.00016.74
8.0.90.0040.00416.95
8.0.80.0120.00416.88
8.0.70.0000.00816.76
8.0.60.0000.00816.86
8.0.50.0050.00316.82
8.0.30.0120.01316.91
8.0.20.0080.01017.40
8.0.10.0030.00517.00
8.0.00.0110.01116.81
7.4.330.0050.00015.03
7.4.320.0030.00316.74
7.4.300.0030.00316.54
7.4.290.0030.00716.65
7.4.280.0000.00816.67
7.4.270.0000.00716.68
7.4.260.0000.00816.68
7.4.250.0080.00016.52
7.4.240.0040.00316.65
7.4.230.0000.00716.70
7.4.220.0060.01916.75
7.4.210.0130.00716.64
7.4.200.0000.00716.48
7.4.160.0100.01016.61
7.4.150.0100.01017.40
7.4.140.0070.01117.86
7.4.130.0060.01116.54
7.4.120.0110.00816.59
7.4.110.0130.00716.62
7.4.100.0140.00416.72
7.4.90.0070.01016.47
7.4.80.0120.00619.39
7.4.70.0120.00616.77
7.4.60.0140.00416.79
7.4.50.0030.00616.50
7.4.40.0070.01216.32
7.4.30.0150.00616.47
7.4.00.0030.01114.92
7.3.330.0030.00313.03
7.3.320.0090.00413.13
7.3.310.0020.00516.39
7.3.300.0000.00716.30
7.3.290.0000.00716.21
7.3.280.0080.00916.26
7.3.270.0080.00817.40
7.3.260.0110.00716.77
7.3.250.0140.00616.54
7.3.240.0080.00916.38
7.3.230.0100.01316.47
7.3.210.0060.01216.32
7.3.200.0160.00619.39
7.3.190.0110.00616.47
7.3.180.0090.00816.37
7.3.170.0090.01216.69
7.3.160.0130.00716.54
7.2.330.0120.01216.80
7.2.320.0060.01016.50
7.2.310.0110.00816.50
7.2.300.0060.01016.48
7.2.290.0070.01016.73
7.2.00.0000.01519.57
7.1.100.0000.01118.44
7.1.70.0030.00917.05
7.1.60.0060.00617.36
7.1.50.0170.01734.89
7.1.00.0070.07322.29
7.0.200.0000.01016.70
7.0.140.0130.06322.15
7.0.60.0030.04019.91
7.0.50.0130.04017.80
7.0.40.0130.08020.08
7.0.30.0270.08020.02
7.0.20.0230.06720.20
7.0.10.0270.08320.02
7.0.00.0070.08720.09
5.6.280.0070.07020.89
5.6.210.0030.07020.47
5.6.200.0070.09018.19
5.6.190.0130.03320.36
5.6.180.0330.07020.46
5.6.170.0300.04720.44
5.6.160.0030.04020.50
5.6.150.0130.03018.09
5.6.140.0130.06718.23
5.6.130.0070.06718.17
5.6.120.0000.06021.04
5.6.110.0030.08021.12
5.6.100.0070.08721.13
5.6.90.0070.06320.98
5.6.80.0100.04720.42
5.6.70.0130.03720.34
5.5.350.0170.06020.41
5.5.340.0100.06318.02
5.5.330.0070.08320.25
5.5.320.0030.06320.40
5.5.310.0300.07320.15
5.5.300.0030.08017.90
5.5.290.0130.07317.95
5.5.280.0130.08020.80
5.5.270.0070.06320.96
5.5.260.0030.06020.95
5.5.250.0030.04020.57
5.5.240.0100.05720.37
5.4.450.0230.05319.14
5.4.440.0800.05719.27
5.4.430.0630.05719.48
5.4.420.0670.06319.13
5.4.410.0830.06019.19
5.4.400.0330.07018.72
5.4.390.0330.06018.57
5.4.380.0230.06018.50
5.4.370.0230.06018.70
5.4.360.0370.04718.46
5.4.350.0370.04718.63
5.4.340.0230.06018.63
5.4.320.0300.06318.52
5.4.310.0370.05718.65
5.4.300.0470.05718.65
5.4.290.0330.07018.56
5.4.280.0230.07018.67
5.4.270.0200.07318.57
5.4.260.0300.07018.69
5.4.250.0270.06018.70
5.4.240.0370.06318.77
5.4.230.0300.06718.67
5.4.220.0230.06018.68
5.4.210.0230.05718.55
5.4.200.0270.04316.47
5.4.190.0270.05018.54
5.4.180.0230.05318.61
5.4.170.0170.06018.70
5.4.160.0200.05318.71
5.4.150.0200.07718.47
5.4.140.0130.06016.31
5.4.130.0270.05316.15
5.4.120.0230.04716.32
5.4.110.0230.06016.15
5.4.100.0300.05016.19
5.4.90.0230.05716.14
5.4.80.0230.05016.20
5.4.70.0130.05316.23
5.4.60.0170.05016.23
5.4.50.0200.04716.21
5.4.40.0200.06016.16
5.4.30.0170.05316.13
5.4.20.0170.05316.02
5.4.10.0300.04316.18
5.4.00.0330.04315.61
5.3.290.0230.05714.56
5.3.280.0130.05714.59
5.3.270.0300.04314.55
5.3.260.0230.05314.56
5.3.250.0400.04314.68
5.3.240.0270.05014.69
5.3.230.0300.04714.50
5.3.220.0230.05014.53
5.3.210.0330.05014.59
5.3.200.0130.06314.66
5.3.190.0170.05714.60
5.3.180.0200.05314.54
5.3.170.0300.04014.55
5.3.160.0130.05714.47
5.3.150.0270.05714.55
5.3.140.0230.06314.55
5.3.130.0170.06014.53
5.3.120.0200.06014.63
5.3.110.0200.05714.54
5.3.100.0230.07314.14
5.3.90.0230.07313.91
5.3.80.0200.06013.91
5.3.70.0230.06014.09
5.3.60.0130.06013.92
5.3.50.0170.05713.93
5.3.40.0230.04713.97
5.3.30.0230.04713.90
5.3.20.0230.04313.67
5.3.10.0230.04713.63
5.3.00.0270.05013.60
5.2.170.0200.04011.18
5.2.160.0130.04311.07
5.2.150.0200.04711.20
5.2.140.0170.04711.07
5.2.130.0170.04011.13
5.2.120.0200.03711.09
5.2.110.0230.03311.23
5.2.100.0230.03311.07
5.2.90.0100.04711.04
5.2.80.0170.04311.15
5.2.70.0230.05311.05
5.2.60.0130.04311.07
5.2.50.0200.05010.98
5.2.40.0200.04310.99
5.2.30.0130.05010.98
5.2.20.0130.04010.91
5.2.10.0030.05310.91
5.2.00.0100.04010.69
5.1.60.0070.04010.05
5.1.50.0130.03310.01
5.1.40.0130.0339.99
5.1.30.0170.03310.45
5.1.20.0170.03310.41
5.1.10.0200.04310.08
5.1.00.0300.03710.06
5.0.50.0100.0378.61
5.0.40.0100.0378.52
5.0.30.0130.0508.22
5.0.20.0130.0338.21
5.0.10.0100.0408.18
5.0.00.0030.0478.34
4.4.90.0070.0277.44
4.4.80.0030.0237.44
4.4.70.0030.0277.44
4.4.60.0070.0207.44
4.4.50.0070.0207.44
4.4.40.0030.0377.44
4.4.30.0100.0207.44
4.4.20.0030.0307.44
4.4.10.0130.0177.44
4.4.00.0070.0337.44
4.3.110.0030.0237.44
4.3.100.0030.0237.44
4.3.90.0030.0237.44
4.3.80.0030.0377.44
4.3.70.0130.0177.44
4.3.60.0130.0237.44
4.3.50.0130.0277.44
4.3.40.0100.0407.44
4.3.30.0070.0277.44
4.3.20.0030.0307.44
4.3.10.0030.0307.44
4.3.00.0070.0177.01

preferences:
37.32 ms | 401 KiB | 5 Q