3v4l.org

run code in 300+ PHP versions simultaneously
<?php $kw = " asdsdfsdf \t as "; $pattern = '/^((?![[:cntrl:]' . preg_quote(',!@%^*()={};~`<>?\|', '/') . ']).)*$/u'; var_dump($pattern); var_dump(var_export($pattern, true)); var_dump(preg_match($pattern, $kw));

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)
8.3.60.0120.00616.63
8.3.50.0110.00922.19
8.3.40.0120.00319.15
8.3.30.0090.00619.07
8.3.20.0070.00020.34
8.3.10.0030.00621.86
8.3.00.0040.00420.96
8.2.180.0120.00318.66
8.2.170.0140.00722.96
8.2.160.0100.01022.18
8.2.150.0000.00924.18
8.2.140.0040.00424.66
8.2.130.0090.00026.16
8.2.120.0030.00519.77
8.2.110.0050.00522.09
8.2.100.0120.00017.75
8.2.90.0090.00019.22
8.2.80.0050.00317.97
8.2.70.0080.00017.63
8.2.60.0000.00918.04
8.2.50.0040.00418.07
8.2.40.0070.00718.03
8.2.30.0060.00318.13
8.2.20.0070.00017.95
8.2.10.0030.00518.21
8.2.00.0050.00217.89
8.1.280.0060.00925.92
8.1.270.0060.00320.78
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0050.00523.88
8.1.230.0090.00319.39
8.1.220.0030.00517.93
8.1.210.0000.00818.77
8.1.200.0060.00317.36
8.1.190.0030.00517.35
8.1.180.0030.00618.10
8.1.170.0030.00518.59
8.1.160.0040.00422.03
8.1.150.0070.00018.98
8.1.140.0050.00317.65
8.1.130.0000.00717.90
8.1.120.0070.00017.63
8.1.110.0030.00617.52
8.1.100.0040.00417.61
8.1.90.0040.00417.61
8.1.80.0080.00017.57
8.1.70.0050.00317.59
8.1.60.0060.00317.72
8.1.50.0000.00817.66
8.1.40.0000.00717.54
8.1.30.0030.00617.73
8.1.20.0040.00417.71
8.1.10.0050.00317.57
8.1.00.0070.00017.56
8.0.300.0070.00018.77
8.0.290.0000.00717.00
8.0.280.0000.00818.38
8.0.270.0000.00717.27
8.0.260.0030.00317.30
8.0.250.0000.00717.16
8.0.240.0040.00417.05
8.0.230.0070.00017.11
8.0.220.0030.00317.10
8.0.210.0000.00717.09
8.0.200.0030.00317.15
8.0.190.0070.00017.15
8.0.180.0050.00317.15
8.0.170.0000.00817.18
8.0.160.0070.00017.05
8.0.150.0030.00617.10
8.0.140.0040.00417.02
8.0.130.0000.00513.52
8.0.120.0000.00917.02
8.0.110.0040.00417.11
8.0.100.0080.00017.06
8.0.90.0020.00517.15
8.0.80.0040.01517.11
8.0.70.0000.00817.11
8.0.60.0020.00517.05
8.0.50.0020.00517.00
8.0.30.0100.01417.27
8.0.20.0120.00917.41
8.0.10.0000.00716.99
8.0.00.0130.00616.87
7.4.330.0000.00715.03
7.4.320.0000.00616.82
7.4.300.0030.00316.56
7.4.290.0070.00016.83
7.4.280.0070.00316.61
7.4.270.0000.00716.71
7.4.260.0030.00416.59
7.4.250.0030.00516.78
7.4.240.0060.00116.75
7.4.230.0050.00216.86
7.4.220.0110.00716.82
7.4.210.0100.01016.67
7.4.200.0030.00316.89
7.4.160.0120.00416.59
7.4.150.0060.02517.40
7.4.140.0140.00817.86
7.4.130.0140.00416.90
7.4.120.0130.00416.82
7.4.110.0150.00316.80
7.4.100.0100.01416.65
7.4.90.0090.00916.70
7.4.80.0070.01416.65
7.4.70.0090.00916.66
7.4.60.0090.00916.60
7.4.50.0000.00816.43
7.4.40.0090.00916.60
7.4.30.0030.01916.77
7.4.00.0060.01215.27
7.3.330.0050.00013.31
7.3.320.0120.00013.25
7.3.310.0000.00716.26
7.3.300.0050.00216.45
7.3.290.0050.01016.39
7.3.280.0100.00916.43
7.3.270.0060.01017.40
7.3.260.0140.00316.75
7.3.250.0120.00516.42
7.3.240.0080.01516.38
7.3.230.0090.01216.79
7.3.210.0070.01016.40
7.3.200.0090.01219.39
7.3.190.0100.00716.75
7.3.180.0100.00716.36
7.3.170.0070.01016.41
7.3.160.0090.01416.51
7.2.330.0110.00716.66
7.2.320.0090.00916.84
7.2.310.0100.00816.43
7.2.300.0070.01016.47
7.2.290.0030.01916.69
7.2.60.0070.01016.78
7.2.00.0030.00919.43
7.1.200.0030.01015.87
7.1.100.0040.00818.07
7.1.70.0040.00717.27
7.1.60.0100.01619.46
7.1.50.0000.01116.66
7.1.00.0030.07322.35
7.0.200.0000.00716.44
7.0.140.0000.06022.01
7.0.60.0000.04319.96
7.0.50.0030.04317.80
7.0.40.0070.09020.23
7.0.30.0200.08720.11
7.0.20.0300.07720.01
7.0.10.0030.09020.18
7.0.00.0100.04020.19
5.6.280.0030.07320.86
5.6.210.0030.04020.49
5.6.200.0100.08018.19
5.6.190.0170.07720.61
5.6.180.0170.05020.68
5.6.170.0170.04320.41
5.6.160.0070.04020.33
5.6.150.0070.08018.13
5.6.140.0070.05718.19
5.6.130.0000.05318.20
5.6.120.0200.07020.97
5.6.110.0100.08320.99
5.6.100.0070.09021.02
5.6.90.0100.08320.99
5.6.80.0170.07020.52
5.5.350.0070.08320.40
5.5.340.0030.05017.97
5.5.330.0070.04020.29
5.5.320.0070.04720.31
5.5.310.0300.07320.28
5.5.300.0000.04317.88
5.5.290.0070.06317.93
5.5.280.0070.04020.94
5.5.270.0070.07720.86
5.5.260.0130.07720.87
5.5.250.0030.05020.68
5.5.240.0270.06720.06
5.4.450.0170.04319.46
5.4.440.0170.06019.41
5.4.430.0500.07019.48
5.4.420.0300.07319.25
5.4.410.0230.07319.36
5.4.400.0330.06319.10
5.4.390.0070.06318.50
5.4.380.0130.05718.63
5.4.370.0100.05318.53
5.4.360.0130.05018.80
5.4.350.0200.05318.70
5.4.340.0230.04718.57
5.4.320.0230.04718.71
5.4.310.0070.06718.71
5.4.300.0130.06018.65
5.4.290.0100.06018.57
5.4.280.0100.06018.73
5.4.270.0030.06318.77
5.4.260.0100.06018.62
5.4.250.0100.06318.64
5.4.240.0230.07018.71
5.4.230.0130.07718.57
5.4.220.0170.06318.67
5.4.210.0270.04318.49
5.4.200.0130.05316.46
5.4.190.0100.06018.49
5.4.180.0070.06318.57
5.4.170.0230.05018.45
5.4.160.0200.05318.60
5.4.150.0170.05018.50
5.4.140.0130.06316.22
5.4.130.0100.05316.11
5.4.120.0230.04316.22
5.4.110.0130.06716.06
5.4.100.0200.06316.20
5.4.90.0130.07016.14
5.4.80.0130.05016.15
5.4.70.0100.06016.14
5.4.60.0230.05316.13
5.4.50.0230.05716.02
5.4.40.0170.06316.23
5.4.30.0100.07016.04
5.4.20.0030.07016.09
5.4.10.0030.06316.32

preferences:
53.52 ms | 401 KiB | 5 Q