3v4l.org

run code in 300+ PHP versions simultaneously
<? echo "-"; if(preg_match('[0-9a-zA-Z]', 'bob')) { echo preg_match('[0-9a-zA-Z]', 'bob'); } echo "-"; if(preg_match('~[0-9a-zA-Z]~', 'bob')) { echo preg_match('[0-9a-zA-Z]', 'bob'); } echo "-"; if(preg_match('~[0-9a-zA-Z]+~', 'bob')) { echo preg_match('[0-9a-zA-Z]', 'bob'); } ?>

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)
8.3.60.0110.00418.43
8.3.50.0180.00316.06
8.3.40.0140.00018.63
8.3.30.0140.00019.02
8.3.20.0040.00420.03
8.3.10.0060.00323.56
8.3.00.0080.00019.13
8.2.180.0120.00325.92
8.2.170.0110.00718.79
8.2.160.0070.00722.96
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0080.00022.26
8.2.110.0030.00620.35
8.2.100.0050.00518.09
8.2.90.0000.00819.02
8.2.80.0050.00317.97
8.2.70.0090.00017.50
8.2.60.0080.00017.90
8.2.50.0090.00018.07
8.2.40.0030.00619.93
8.2.30.0040.00417.93
8.2.20.0000.00817.45
8.2.10.0040.00417.82
8.2.00.0040.00417.61
8.1.280.0100.00725.92
8.1.270.0040.00423.89
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00323.71
8.1.230.0090.00319.08
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0090.00017.13
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0000.01118.35
8.1.160.0020.00521.99
8.1.150.0040.00418.61
8.1.140.0050.00217.36
8.1.130.0030.00317.70
8.1.120.0070.00017.20
8.1.110.0080.00017.30
8.1.100.0070.00017.20
8.1.90.0080.00017.32
8.1.80.0040.00417.23
8.1.70.0000.00817.19
8.1.60.0060.00317.33
8.1.50.0080.00017.40
8.1.40.0030.00617.32
8.1.30.0000.00817.54
8.1.20.0040.00417.50
8.1.10.0040.00317.42
8.1.00.0000.00717.35
8.0.300.0000.00918.77
8.0.290.0020.00516.63
8.0.280.0040.00318.45
8.0.270.0000.00717.18
8.0.260.0060.00017.17
8.0.250.0000.00716.80
8.0.240.0030.00316.83
8.0.230.0050.00316.80
8.0.220.0000.00816.75
8.0.210.0030.00316.77
8.0.200.0030.00316.82
8.0.190.0030.00516.69
8.0.180.0000.00716.66
8.0.170.0030.00516.73
8.0.160.0000.00716.88
8.0.150.0070.00016.69
8.0.140.0000.00816.72
8.0.130.0060.00313.35
8.0.120.0040.00416.59
8.0.110.0000.00816.68
8.0.100.0050.00316.74
8.0.90.0080.00016.63
8.0.80.0120.00316.70
8.0.70.0070.00016.62
8.0.60.0000.00716.68
8.0.50.0070.00016.80
8.0.30.0100.01116.81
8.0.20.0090.01117.40
8.0.10.0050.00216.69
8.0.00.0130.00616.67
7.4.330.0050.00015.02
7.4.320.0000.00616.47
7.4.300.0030.00316.38
7.4.290.0000.00816.48
7.4.280.0070.00016.49
7.4.270.0000.00716.35
7.4.260.0030.00716.34
7.4.250.0020.00516.35
7.4.240.0020.00516.39
7.4.230.0000.00716.46
7.4.220.0060.01216.48
7.4.210.0100.01016.48
7.4.200.0030.00316.53
7.4.160.0130.00316.27
7.4.150.0130.01017.40
7.4.140.0080.00917.86
7.4.130.0120.00416.42
7.4.120.0080.00816.35
7.4.110.0060.01216.51
7.4.100.0150.00616.35
7.4.90.0090.00916.31
7.4.80.0090.01219.39
7.4.70.0090.01516.44
7.4.60.0080.00816.34
7.4.50.0000.00816.12
7.4.40.0120.00416.09
7.4.30.0070.01016.36
7.4.00.0110.00714.96
7.3.330.0030.00313.20
7.3.320.0060.00013.14
7.3.310.0000.00716.20
7.3.300.0050.00315.98
7.3.290.0040.01016.09
7.3.280.0080.00616.12
7.3.270.0100.00617.40
7.3.260.0110.00716.16
7.3.250.0100.00916.25
7.3.240.0050.01616.44
7.3.230.0130.00316.39
7.3.210.0100.01316.39
7.3.200.0040.01219.39
7.3.190.0100.00616.41
7.3.180.0090.00616.41
7.3.170.0110.00816.27
7.3.160.0100.00616.36
7.3.10.0120.00416.74
7.3.00.0090.00616.86
7.2.330.0130.01016.23
7.2.320.0180.00716.32
7.2.310.0080.01116.44
7.2.300.0040.01416.25
7.2.290.0110.00916.30
7.2.130.0080.00416.84
7.2.120.0110.00417.08
7.2.110.0060.00616.58
7.2.100.0070.00716.82
7.2.90.0080.00716.71
7.2.80.0200.00416.75
7.2.70.0170.00716.82
7.2.60.0050.00716.91
7.2.50.0100.00517.03
7.2.40.0100.00817.05
7.2.30.0000.01516.83
7.2.20.0040.01317.01
7.2.10.0070.01017.05
7.2.00.0080.00818.34
7.1.250.0090.00615.77
7.1.200.0090.00315.88
7.1.100.0080.00818.26
7.1.70.0000.01017.21
7.1.60.0120.00919.11
7.1.50.0070.01417.06
7.1.00.0100.06722.50
7.0.200.0080.00316.96
7.0.140.0070.07021.96
7.0.60.0070.07720.04
7.0.50.0070.08317.82
7.0.40.0100.06720.05
7.0.30.0100.04720.20
7.0.20.0270.09020.26
7.0.10.0070.05020.21
7.0.00.0200.05720.34
5.6.210.0070.07320.56
5.6.200.0200.04318.11
5.6.190.0030.04320.35
5.6.180.0130.08020.56
5.6.170.0300.03320.52
5.6.160.0030.05020.41
5.6.150.0030.04018.12
5.6.140.0000.04718.18
5.6.130.0030.05718.11
5.6.120.0030.04020.98
5.6.110.0100.07721.02
5.6.100.0070.08021.01
5.6.90.0170.07321.05
5.6.80.0100.07720.37
5.6.70.3270.04720.35
5.5.350.0230.07320.34
5.5.340.0030.08018.02
5.5.330.0100.06320.25
5.5.320.0200.04020.27
5.5.310.0230.04320.31
5.5.300.0030.08717.97
5.5.290.0030.04718.02
5.5.280.0100.05320.85
5.5.270.0100.08720.64
5.5.260.0170.06320.82
5.5.250.0100.08020.58
5.5.240.0200.09020.15
5.4.450.0270.04019.42
5.4.440.0300.05319.24
5.4.430.0430.06719.41
5.4.420.0270.04319.20
5.4.410.0370.07719.00
5.4.400.0130.07319.16
5.4.390.0430.06019.27
5.4.380.0330.05719.07
5.4.370.0430.05719.09
5.4.360.0370.05718.78
5.4.350.0430.04019.09
5.4.340.0270.04019.24
5.4.320.0230.04019.22
5.4.310.0300.03319.22
5.4.300.0230.06718.80
5.4.290.0300.03719.15
5.4.280.0270.07719.09
5.4.270.0300.05319.12
5.4.260.0230.05018.93
5.4.250.0400.05719.15
5.4.240.0370.06318.92
5.4.230.0300.05319.17
5.4.220.0400.05019.08
5.4.210.0270.04319.09
5.4.200.0230.04018.88
5.4.190.0370.04719.09
5.4.180.0500.05719.07
5.4.170.0300.07719.12
5.4.160.0330.06319.11
5.4.150.0300.05319.05
5.4.140.0300.07016.37
5.4.130.0230.03716.21
5.4.120.0370.06316.40
5.4.110.0370.06016.28
5.4.100.0370.04716.50
5.4.90.0370.06716.48
5.4.80.0230.03716.09
5.4.70.0300.07016.42
5.4.60.0330.06716.36
5.4.50.0370.06316.36
5.4.40.0370.06716.37
5.4.30.0300.07316.27
5.4.20.0470.05716.37
5.4.10.0370.04716.20
5.4.00.0530.04715.70
5.3.290.0230.05014.75
5.3.280.0300.05714.41
5.3.270.0370.06714.44
5.3.260.0230.04714.65
5.3.250.0330.04714.69
5.3.240.0270.05314.58
5.3.230.0300.04314.57
5.3.220.0370.06714.40
5.3.210.0400.06314.49
5.3.200.0400.07014.46
5.3.190.0370.04714.50
5.3.180.0400.06014.54
5.3.170.0300.03314.50
5.3.160.0370.06014.41
5.3.150.0430.06014.42
5.3.140.0370.06014.48
5.3.130.0300.07014.45
5.3.120.0430.06014.63
5.3.110.0300.05014.45
5.3.100.0330.07013.98
5.3.90.0370.06313.88
5.3.80.0300.06713.79
5.3.70.0300.05313.96
5.3.60.0300.05313.95
5.3.50.0300.03714.03
5.3.40.0400.05713.80
5.3.30.0300.06013.84
5.3.20.0430.05713.73
5.3.10.0400.04313.59
5.3.00.0300.05013.68
5.2.170.0330.05311.80
5.2.160.0330.05011.80
5.2.150.0200.06311.80
5.2.140.0270.04011.80
5.2.130.0270.03311.80
5.2.120.0270.02711.80
5.2.110.0330.03011.80
5.2.100.0270.03711.80
5.2.90.0270.05711.80
5.2.80.0230.06011.80
5.2.70.0330.05311.80
5.2.60.0270.02711.80
5.2.50.0230.06011.80
5.2.40.0200.03011.80
5.2.30.0270.02011.80
5.2.20.0230.04311.80
5.2.10.0200.06011.80
5.2.00.0200.04711.80
5.1.60.0200.02311.80
5.1.50.0230.03311.80
5.1.40.0200.03711.80
5.1.30.0200.03011.80
5.1.20.0230.05711.80
5.1.10.0270.04711.80
5.1.00.0300.04711.80
5.0.50.0170.04311.80
5.0.40.0100.02711.80
5.0.30.0200.05711.80
5.0.20.0130.04011.80
5.0.10.0130.02011.80
5.0.00.0130.02711.80
4.4.90.0130.03311.80
4.4.80.0100.03011.80
4.4.70.0130.03011.80
4.4.60.0100.03311.80
4.4.50.0130.02311.80
4.4.40.0070.02711.80
4.4.30.0100.03011.80
4.4.20.0100.03311.80
4.4.10.0170.03311.80
4.4.00.0130.03011.80
4.3.110.0170.03011.80
4.3.100.0130.02711.80
4.3.90.0130.01711.80
4.3.80.0100.02711.80
4.3.70.0100.01311.80
4.3.60.0200.02711.80
4.3.50.0200.02011.80
4.3.40.0100.05011.80
4.3.30.0070.02311.80
4.3.20.0030.02711.80
4.3.10.0070.03311.80
4.3.00.0070.03011.80

preferences:
39.27 ms | 400 KiB | 5 Q