3v4l.org

run code in 300+ PHP versions simultaneously
<?php $vals = array( "[[aa]]", "/\\/\\", "&", "$^", ); foreach ($vals as $v) { var_dump( preg_match( '/^[-+=_.:;!?@#$%^&*a-z0-9\\\\\\/\\(\\)\\[\\]\\{\\}\'"]$/i', $v ) ); }

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)
8.3.60.0080.01218.57
8.3.50.0070.00821.09
8.3.40.0120.00318.82
8.3.30.0100.00320.12
8.3.20.0040.00420.36
8.3.10.0030.00622.05
8.3.00.0050.00322.37
8.2.180.0140.00716.50
8.2.170.0110.00422.96
8.2.160.0070.00720.44
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0050.00319.66
8.2.110.0060.00322.26
8.2.100.0070.00419.35
8.2.90.0030.00619.08
8.2.80.0000.00919.29
8.2.70.0030.00517.75
8.2.60.0080.00317.68
8.2.50.0080.00018.07
8.2.40.0030.00618.28
8.2.30.0070.00018.13
8.2.20.0050.00317.85
8.2.10.0000.00717.77
8.2.00.0000.00717.70
8.1.280.0130.00725.92
8.1.270.0080.00023.99
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0040.00423.91
8.1.230.0000.01119.16
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.36
8.1.190.0000.00917.53
8.1.180.0000.00920.40
8.1.170.0090.00018.69
8.1.160.0040.00422.17
8.1.150.0070.00018.70
8.1.140.0040.00417.64
8.1.130.0000.00717.81
8.1.120.0050.00317.57
8.1.110.0040.00417.59
8.1.100.0030.00617.59
8.1.90.0000.00717.50
8.1.80.0040.00417.64
8.1.70.0040.00417.50
8.1.60.0000.00817.68
8.1.50.0040.00417.58
8.1.40.0080.00017.67
8.1.30.0090.00017.75
8.1.20.0040.00417.69
8.1.10.0040.00417.66
8.1.00.0000.00717.41
8.0.300.0070.00018.77
8.0.290.0000.00717.05
8.0.280.0030.00318.45
8.0.270.0030.00317.27
8.0.260.0000.00716.98
8.0.250.0030.00316.98
8.0.240.0000.00717.01
8.0.230.0030.00317.10
8.0.220.0030.00317.08
8.0.210.0000.00717.07
8.0.200.0030.00317.00
8.0.190.0040.00417.05
8.0.180.0030.00517.14
8.0.170.0050.00217.05
8.0.160.0030.00317.00
8.0.150.0030.00516.98
8.0.140.0030.00517.02
8.0.130.0030.00313.56
8.0.120.0000.00817.00
8.0.110.0040.00417.02
8.0.100.0040.00416.99
8.0.90.0070.00017.07
8.0.80.0120.00317.05
8.0.70.0070.00017.07
8.0.60.0040.00417.03
8.0.50.0070.00017.10
8.0.30.0080.01117.31
8.0.20.0130.00917.47
8.0.10.0050.00217.21
8.0.00.0120.00717.00
7.4.330.0000.00515.00
7.4.320.0040.00416.75
7.4.300.0030.00316.63
7.4.290.0040.00416.70
7.4.280.0030.00316.70
7.4.270.0030.00316.86
7.4.260.0030.00316.79
7.4.250.0000.00716.69
7.4.240.0050.00216.76
7.4.230.0030.00316.71
7.4.220.0030.01216.84
7.4.210.0040.01016.84
7.4.200.0050.00216.80
7.4.190.0040.00416.68
7.4.160.0100.00516.58
7.4.150.0120.00917.40
7.4.140.0080.01117.86
7.4.130.0040.01416.64
7.4.120.0090.00816.72
7.4.110.0090.00916.68
7.4.100.0140.00516.88
7.4.90.0000.01816.86
7.4.80.0090.00919.39
7.4.70.0140.00316.87
7.4.60.0100.01316.86
7.4.50.0060.00316.53
7.4.40.0130.00322.77
7.4.30.0000.01816.73
7.4.00.0000.01714.97
7.3.330.0050.00013.31
7.3.320.0030.00313.25
7.3.310.0000.00716.29
7.3.300.0060.00016.45
7.3.290.0030.01416.41
7.3.280.0090.00916.39
7.3.270.0090.00917.40
7.3.260.0120.00616.49
7.3.250.0170.00016.58
7.3.240.0070.01016.84
7.3.230.0110.00716.89
7.3.210.0100.00616.63
7.3.200.0080.01619.39
7.3.190.0060.01516.47
7.3.180.0080.01216.41
7.3.170.0060.01116.46
7.3.160.0100.00716.42
7.3.120.0100.00614.86
7.2.330.0150.00316.68
7.2.320.0100.01116.65
7.2.310.0170.00016.84
7.2.300.0030.01616.66
7.2.290.0060.01516.70
7.1.70.0230.00016.88
7.1.60.0030.01319.29
7.1.50.0130.00617.13
7.1.00.0000.04322.47
7.0.200.0750.00714.30
7.0.140.0030.07722.00
7.0.100.0100.07719.97
7.0.90.0030.08719.86
7.0.80.0070.04719.89
7.0.70.0100.04319.89
7.0.60.0130.08019.99
7.0.50.0200.05720.34
7.0.40.0030.08020.03
7.0.30.0000.05720.11
7.0.20.0070.08720.10
7.0.10.0070.08320.02
7.0.00.0030.09720.18
5.6.280.0130.06321.04
5.6.250.0070.04720.81
5.6.240.0070.06320.66
5.6.230.0000.09720.56
5.6.220.0130.07320.67
5.6.210.0070.08020.55
5.6.200.0070.08321.09
5.6.190.0100.08021.06
5.6.180.0070.05321.11
5.6.170.0100.06321.13
5.6.160.0100.08320.93
5.6.150.0100.08021.10
5.6.140.0030.08721.10
5.6.130.0130.07320.93
5.6.120.0000.08320.93
5.6.110.0100.04720.93
5.6.100.0030.09021.00
5.6.90.0000.05720.93
5.6.80.0030.07320.43
5.6.70.0100.07720.45
5.6.60.0230.06720.37
5.6.50.0130.07020.44
5.6.40.0030.04720.41
5.6.30.0100.03320.43
5.6.20.0030.04720.27
5.6.10.0070.03720.41
5.6.00.0030.04020.40
5.5.380.0000.04720.35
5.5.370.0100.04720.35
5.5.360.0070.07320.35
5.5.350.0100.07720.39
5.5.340.0100.06720.83
5.5.330.0000.07720.80
5.5.320.0130.06720.88
5.5.310.0030.06320.63
5.5.300.0100.07720.89
5.5.290.0070.08720.84
5.5.280.0130.08020.73
5.5.270.0070.08320.91
5.5.260.0030.09020.88
5.5.250.0130.06720.66
5.5.240.0200.06720.31
5.5.230.0030.07720.20
5.5.220.0070.07320.16
5.5.210.0070.04320.29
5.5.200.0170.06319.99
5.5.190.0100.06320.27
5.5.180.0070.04320.28
5.5.160.0070.04020.27
5.5.150.0100.03320.11
5.5.140.0030.08020.20
5.5.130.0030.05320.14
5.5.120.0030.04020.27
5.5.110.0030.03719.96
5.5.100.0030.04320.05
5.5.90.0030.04720.06
5.5.80.0070.06720.04
5.5.70.0000.03719.91
5.5.60.0030.08020.06
5.5.50.0100.04320.05
5.5.40.0030.04020.16
5.5.30.0030.03720.13
5.5.20.0030.04020.15
5.5.10.0000.04320.12
5.5.00.0070.05320.10
5.4.450.0070.08019.41
5.4.440.0070.08319.45
5.4.430.0170.06719.37
5.4.420.0100.08019.27
5.4.410.0070.07019.23
5.4.400.0100.04019.05
5.4.390.0030.06018.96
5.4.380.0070.07319.20
5.4.370.0130.03019.07
5.4.360.0130.03718.96
5.4.350.0030.03719.03
5.4.340.0070.03719.14
5.4.320.0030.04719.09
5.4.310.0030.03718.95
5.4.300.0000.03719.11
5.4.290.0000.05719.09
5.4.280.0030.03719.09
5.4.270.0100.02719.02
5.4.260.0070.03019.05
5.4.250.0070.05719.12
5.4.240.0070.08018.97
5.4.230.0070.07019.09
5.4.220.0030.06319.12
5.4.210.0070.03719.11
5.4.200.0030.03719.02
5.4.190.0000.04719.21
5.4.180.0070.03319.06
5.4.170.0030.03719.02
5.4.160.0100.03019.05
5.4.150.0070.03718.94
5.4.140.0030.03716.34
5.4.130.0070.03016.26
5.4.120.0030.04316.06
5.4.110.0030.03716.20
5.4.100.0100.05716.25
5.4.90.0100.02316.38
5.4.80.0070.03016.20
5.4.70.0000.04016.36
5.4.60.0070.03316.33
5.4.50.0000.03716.27
5.4.40.0000.03716.25
5.4.30.0000.06016.18
5.4.20.0100.02316.41
5.4.10.0030.04016.28
5.4.00.0000.03715.80
5.3.290.0070.04014.64
5.3.280.0130.04314.57
5.3.270.0000.04314.57
5.3.260.0000.04014.59
5.3.250.0100.03014.60
5.3.240.0130.03014.60
5.3.230.0030.03714.43
5.3.220.0070.03314.56
5.3.210.0000.04314.42
5.3.200.0130.06014.43
5.3.190.0000.04014.50
5.3.180.0070.03314.50
5.3.170.0000.04014.54
5.3.160.0070.03714.52
5.3.150.0030.04014.54
5.3.140.0030.03714.54
5.3.130.0000.04014.53
5.3.120.0100.03714.54
5.3.110.0030.03714.41
5.3.100.0000.04014.01
5.3.90.0030.03714.01
5.3.80.0030.04313.95
5.3.70.0000.04014.02
5.3.60.0030.03013.98
5.3.50.0000.04713.91
5.3.40.0070.06713.93
5.3.30.0100.03713.88
5.3.20.0000.05313.54
5.3.10.0070.06713.63
5.3.00.0070.07313.64
5.2.170.0030.05712.33
5.2.160.0030.03012.33
5.2.150.0070.05712.33
5.2.140.0100.05712.33
5.2.130.0070.06012.33
5.2.120.0130.04712.33
5.2.110.0030.06312.33
5.2.100.0000.06312.33
5.2.90.0030.06012.33
5.2.80.0100.05712.33
5.2.70.0000.06312.33
5.2.60.0030.04312.33
5.2.50.0130.05712.33
5.2.40.0030.05712.33
5.2.30.0070.06012.33
5.2.20.0000.06312.33
5.2.10.0100.05712.33
5.2.00.0070.06012.33
5.1.60.0070.03712.33
5.1.50.0030.05312.33
5.1.40.0100.04712.33
5.1.30.0100.03012.33
5.1.20.0030.06012.33
5.1.10.0030.04012.33
5.1.00.0070.05012.33
5.0.50.0100.03712.33
5.0.40.0000.04712.33
5.0.30.0070.03012.33
5.0.20.0030.04012.33
5.0.10.0070.04312.33
5.0.00.0070.05012.33
4.4.90.0100.01012.33
4.4.80.0070.03012.33
4.4.70.0000.04012.33
4.4.60.0030.03012.33
4.4.50.0030.01712.33
4.4.40.0130.03712.33
4.4.30.0000.04012.33
4.4.20.0030.03712.33
4.4.10.0000.03712.33
4.4.00.0030.05312.33
4.3.110.0030.03012.33
4.3.100.0030.03312.33
4.3.90.0000.03312.33
4.3.80.0000.05312.33
4.3.70.0070.02012.33
4.3.60.0030.03012.33
4.3.50.0000.03712.33
4.3.40.0000.05312.33
4.3.30.0000.03312.33
4.3.20.0000.03312.33
4.3.10.0070.03312.33
4.3.00.0000.03712.33

preferences:
50.35 ms | 400 KiB | 5 Q