3v4l.org

run code in 300+ PHP versions simultaneously
<?php $kw = " asdsdfsdf @ as "; $pattern = '/[' . preg_quote(',!@%^*()={};~`<>?\|', '/') . ']/u'; var_dump($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)
8.3.60.0090.00916.63
8.3.50.0110.00718.23
8.3.40.0150.00018.57
8.3.30.0110.00318.95
8.3.20.0080.00020.20
8.3.10.0040.00421.77
8.3.00.0080.00020.88
8.2.180.0150.00318.54
8.2.170.0140.00722.96
8.2.160.0090.00622.39
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0030.00626.16
8.2.120.0040.00419.59
8.2.110.0080.00321.15
8.2.100.0130.00017.63
8.2.90.0040.00419.05
8.2.80.0030.00617.97
8.2.70.0040.00417.63
8.2.60.0060.00317.80
8.2.50.0000.01018.07
8.2.40.0000.00820.00
8.2.30.0040.00517.99
8.2.20.0040.00417.99
8.2.10.0080.00018.19
8.2.00.0050.00217.89
8.1.280.0150.00625.92
8.1.270.0060.00320.67
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00723.89
8.1.230.0040.00817.48
8.1.220.0080.00017.74
8.1.210.0050.00318.77
8.1.200.0070.00317.35
8.1.190.0000.00817.35
8.1.180.0070.00418.10
8.1.170.0040.00418.84
8.1.160.0050.00322.02
8.1.150.0000.00718.86
8.1.140.0050.00317.57
8.1.130.0000.00817.89
8.1.120.0000.00817.50
8.1.110.0040.00417.63
8.1.100.0000.00717.62
8.1.90.0000.00817.59
8.1.80.0040.00417.61
8.1.70.0000.00717.63
8.1.60.0030.00617.71
8.1.50.0000.00817.57
8.1.40.0000.00817.64
8.1.30.0000.00817.69
8.1.20.0080.00017.66
8.1.10.0080.00017.60
8.1.00.0100.00017.45
8.0.300.0030.00519.15
8.0.290.0040.00416.88
8.0.280.0000.00718.46
8.0.270.0000.00717.36
8.0.260.0000.00717.22
8.0.250.0030.00317.14
8.0.240.0070.00017.13
8.0.230.0000.00717.21
8.0.220.0030.00317.07
8.0.210.0040.00317.06
8.0.200.0000.00617.03
8.0.190.0000.00817.16
8.0.180.0040.00417.00
8.0.170.0040.00417.13
8.0.160.0040.00417.15
8.0.150.0030.00716.89
8.0.140.0040.00417.09
8.0.130.0040.00413.52
8.0.120.0070.00017.01
8.0.110.0040.00416.98
8.0.100.0080.00017.21
8.0.90.0040.00416.92
8.0.80.0030.01217.04
8.0.70.0070.00016.96
8.0.60.0000.00817.03
8.0.50.0040.00417.13
8.0.30.0150.01117.29
8.0.20.0120.00717.40
8.0.10.0040.00417.10
8.0.00.0100.00816.88
7.4.330.0030.00315.03
7.4.320.0000.00616.62
7.4.300.0030.00316.78
7.4.290.0000.00716.68
7.4.280.0030.00616.73
7.4.270.0000.00716.74
7.4.260.0070.00016.73
7.4.250.0000.00816.65
7.4.240.0040.00416.72
7.4.230.0030.00316.71
7.4.220.0030.01516.80
7.4.210.0110.00316.76
7.4.200.0040.00416.62
7.4.160.0090.00616.57
7.4.150.0090.01017.40
7.4.140.0130.00717.86
7.4.130.0150.00916.59
7.4.120.0100.00916.68
7.4.110.0150.00316.79
7.4.100.0090.00916.65
7.4.90.0070.01016.69
7.4.80.0050.01216.66
7.4.70.0030.01316.49
7.4.60.0090.00916.60
7.4.50.0080.00016.53
7.4.40.0070.01016.47
7.4.30.0140.00616.65
7.4.00.0100.00515.04
7.3.330.0020.00213.24
7.3.320.0060.00613.11
7.3.310.0030.00316.49
7.3.300.0000.00616.40
7.3.290.0050.01216.41
7.3.280.0130.00816.43
7.3.270.0160.00617.40
7.3.260.0060.01116.43
7.3.250.0090.00816.58
7.3.240.0030.01416.62
7.3.230.0070.01016.39
7.3.210.0070.01016.63
7.3.200.0060.01219.39
7.3.190.0080.00816.37
7.3.180.0140.00316.39
7.3.170.0070.01116.72
7.3.160.0180.00616.49
7.3.120.0100.00314.67
7.3.110.0100.00715.13
7.3.100.0060.01014.82
7.3.90.0070.01015.27
7.3.80.0000.01215.01
7.3.70.0090.00314.75
7.3.60.0100.00014.99
7.3.50.0070.01015.00
7.3.40.0030.00914.81
7.3.30.0030.00915.02
7.3.20.0090.00616.80
7.3.10.0150.00016.79
7.3.00.0000.01316.91
7.2.330.0150.00316.78
7.2.320.0060.01016.63
7.2.310.0060.01916.42
7.2.300.0090.00916.58
7.2.290.0140.00716.80
7.2.250.0070.01115.07
7.2.240.0040.01414.80
7.2.230.0040.01115.33
7.2.220.0060.01015.21
7.2.210.0040.01114.83
7.2.200.0090.00015.06
7.2.190.0090.00615.20
7.2.180.0060.00614.71
7.2.170.0100.00615.31
7.2.60.0110.00017.04
7.2.00.0030.00919.50
7.1.330.0040.01116.04
7.1.320.0070.00715.88
7.1.310.0070.01016.03
7.1.300.0060.00615.87
7.1.290.0030.00915.86
7.1.280.0090.00315.79
7.1.270.0060.00915.77
7.1.260.0070.01016.01
7.1.200.0040.00815.96
7.1.100.0070.00718.17
7.1.70.0060.00317.07
7.1.60.0030.02019.46
7.1.50.0100.01016.82
7.1.00.0100.07022.46
7.0.200.0050.00216.34
7.0.140.0070.04722.05
7.0.60.0070.07019.96
7.0.50.0070.07017.82
7.0.40.0070.07720.07
7.0.30.0170.04720.11
7.0.20.0100.04720.18
7.0.10.0100.08320.01
7.0.00.0070.09020.10
5.6.210.0070.08020.70
5.6.200.0070.07018.16
5.6.190.0070.05020.33
5.6.180.0370.07020.58
5.6.170.0230.03720.35
5.6.160.0030.07320.44
5.6.150.0070.06718.14
5.6.140.0070.06018.21
5.6.130.0130.08018.21
5.6.120.0030.08321.01
5.6.110.0070.08721.00
5.6.100.0100.06721.00
5.6.90.0030.04321.02
5.6.80.0070.03320.37
5.6.70.4800.03720.52
5.5.350.0000.04320.53
5.5.340.0100.05018.02
5.5.330.0030.06320.40
5.5.320.0270.06720.18
5.5.310.0330.05720.30
5.5.300.0000.05717.92
5.5.290.0100.05318.00
5.5.280.0000.06020.95
5.5.270.0100.06320.86
5.5.260.0100.04020.85
5.5.250.0070.09020.77
5.5.240.0330.03720.18
5.4.450.0770.06019.45
5.4.440.1130.05319.62
5.4.430.0800.06319.48
5.4.420.0670.05019.40
5.4.410.0800.07019.39
5.4.400.1000.05718.92
5.4.390.0200.06718.46
5.4.380.0170.06318.50
5.4.370.0200.06718.63
5.4.360.0130.07318.68
5.4.350.0330.06018.59
5.4.340.0200.07018.65
5.4.320.0200.06018.52
5.4.310.0230.04718.62
5.4.300.0170.06318.54
5.4.290.0130.06018.73
5.4.280.0230.05318.66
5.4.270.0170.06318.64
5.4.260.0100.06018.58
5.4.250.0100.07018.69
5.4.240.0230.05318.49
5.4.230.0130.06018.68
5.4.220.0130.06318.64
5.4.210.0100.06318.68
5.4.200.0200.04716.50
5.4.190.0230.06718.47
5.4.180.0270.06718.63
5.4.170.0170.06718.63
5.4.160.0170.06318.64
5.4.150.0130.07018.62
5.4.140.0130.06016.20
5.4.130.0300.05316.20
5.4.120.0300.04716.25
5.4.110.0230.06016.22
5.4.100.0130.07316.30
5.4.90.0130.07316.15
5.4.80.0300.05016.28
5.4.70.0270.06016.19
5.4.60.0200.06316.19
5.4.50.0330.05016.09
5.4.40.0130.07316.19
5.4.30.0230.06016.21
5.4.20.0230.06316.16
5.4.10.0330.05016.13
5.4.00.0170.06315.57
5.3.290.0230.06714.70
5.3.280.0230.06314.50
5.3.270.0200.07014.59
5.3.260.0270.06314.52
5.3.250.0130.07014.58
5.3.240.0200.06314.53
5.3.230.0100.05314.68
5.3.220.0200.06014.63
5.3.210.0200.05714.48
5.3.200.0130.05714.54
5.3.190.0200.06314.49
5.3.180.0200.04714.48
5.3.170.0270.06014.47
5.3.160.0170.05314.47
5.3.150.0300.04714.52
5.3.140.0200.05314.47
5.3.130.0070.06714.64
5.3.120.0030.07714.45
5.3.110.0100.06714.62
5.3.100.0200.04713.95
5.3.90.0170.05013.93
5.3.80.0230.04313.96
5.3.70.0070.06014.00
5.3.60.0070.05714.00
5.3.50.0070.06014.02
5.3.40.0100.05713.93
5.3.30.0170.07313.98
5.3.20.0300.04713.68
5.3.10.0200.05013.75
5.3.00.0270.06013.64
5.2.170.0030.07011.29
5.2.160.0070.06311.09
5.2.150.0030.07011.07
5.2.140.0300.04011.17
5.2.130.0030.05011.14
5.2.120.0100.04011.05
5.2.110.0170.03311.13
5.2.100.0130.04011.14
5.2.90.0070.04711.04
5.2.80.0170.05011.16
5.2.70.0070.05011.10
5.2.60.0030.05011.03
5.2.50.0130.04310.96
5.2.40.0200.03710.87
5.2.30.0170.04311.15
5.2.20.0100.04710.97
5.2.10.0130.04010.87
5.2.00.0030.05310.75
5.1.60.0100.03310.12
5.1.50.0100.0409.97
5.1.40.0170.03010.10
5.1.30.0030.04710.39
5.1.20.0100.04010.42
5.1.10.0130.03710.09
5.1.00.0100.03710.18
5.0.50.0100.0338.57
5.0.40.0070.0308.43
5.0.30.0130.0438.24
5.0.20.0070.0378.18
5.0.10.0100.0308.19
5.0.00.0100.0408.18
4.4.90.0070.0275.87
4.4.80.0070.0205.86
4.4.70.0070.0235.92
4.4.60.0070.0275.89
4.4.50.0070.0235.88
4.4.40.0070.0375.82
4.4.30.0030.0235.90
4.4.20.0030.0275.97
4.4.10.0070.0205.98
4.4.00.0130.0275.95
4.3.110.0030.0235.79
4.3.100.0030.0275.80
4.3.90.0100.0175.77
4.3.80.0070.0335.91
4.3.70.0070.0205.79
4.3.60.0070.0235.80
4.3.50.0070.0205.80
4.3.40.0100.0405.86
4.3.30.0070.0235.09
4.3.20.0000.0235.09
4.3.10.0000.0275.09
4.3.00.0300.01314.62

preferences:
46.65 ms | 400 KiB | 5 Q