3v4l.org

run code in 300+ PHP versions simultaneously
<?php $usernameCheck = 'da ni'; var_dump((bool)preg_match('/[^a-z_\-0-9]/i', $usernameCheck));

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)
8.3.60.0140.00316.88
8.3.50.0100.00921.16
8.3.40.0040.01118.86
8.3.30.0070.00719.04
8.3.20.0040.00420.33
8.3.10.0040.01123.66
8.3.00.0070.00019.07
8.2.180.0090.00616.50
8.2.170.0040.01122.96
8.2.160.0100.00320.38
8.2.150.0000.00824.18
8.2.140.0060.00324.66
8.2.130.0080.00026.16
8.2.120.0040.00420.85
8.2.110.0000.00922.26
8.2.100.0080.00319.41
8.2.90.0000.00719.23
8.2.80.0040.00417.97
8.2.70.0040.00717.63
8.2.60.0060.00318.04
8.2.50.0060.00318.07
8.2.40.0040.00419.95
8.2.30.0000.00818.30
8.2.20.0040.00417.82
8.2.10.0060.00318.07
8.2.00.0020.00517.80
8.1.280.0060.00925.92
8.1.270.0030.00523.92
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00623.87
8.1.230.0060.00618.80
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0080.00317.25
8.1.190.0060.00317.48
8.1.180.0040.00418.10
8.1.170.0000.00818.73
8.1.160.0040.00422.02
8.1.150.0030.00518.77
8.1.140.0050.00217.64
8.1.130.0000.00717.84
8.1.120.0040.00417.56
8.1.110.0040.00717.57
8.1.100.0030.00317.58
8.1.90.0070.00017.59
8.1.80.0040.00417.47
8.1.70.0030.00317.56
8.1.60.0060.00317.64
8.1.50.0030.00617.61
8.1.40.0030.00617.64
8.1.30.0050.00317.82
8.1.20.0040.00417.79
8.1.10.0000.00817.57
8.1.00.0040.00417.53
8.0.300.0040.00418.77
8.0.290.0040.00417.18
8.0.280.0000.00718.45
8.0.270.0030.00317.18
8.0.260.0000.00817.18
8.0.250.0030.00317.06
8.0.240.0040.00416.97
8.0.230.0030.00316.97
8.0.220.0000.00717.06
8.0.210.0050.00217.04
8.0.200.0000.00717.16
8.0.190.0070.00016.99
8.0.180.0000.00717.00
8.0.170.0020.00517.05
8.0.160.0000.00717.07
8.0.150.0000.00716.98
8.0.140.0000.00816.86
8.0.130.0030.00313.49
8.0.120.0040.00416.99
8.0.110.0040.00416.89
8.0.100.0050.00316.96
8.0.90.0040.00416.87
8.0.80.0110.00417.07
8.0.70.0030.00517.07
8.0.60.0000.00816.90
8.0.50.0050.00216.88
8.0.30.0090.00917.12
8.0.20.0070.01217.40
8.0.10.0050.00317.01
8.0.00.0110.00917.01
7.4.330.0030.00315.01
7.4.320.0000.00716.69
7.4.300.0000.00716.71
7.4.290.0030.00316.79
7.4.280.0030.00716.73
7.4.270.0070.00016.70
7.4.260.0000.00716.67
7.4.250.0040.00416.74
7.4.240.0020.00516.77
7.4.230.0030.00316.89
7.4.220.0160.00416.82
7.4.210.0000.02016.75
7.4.200.0040.00416.89
7.4.190.0040.00416.87
7.4.160.0040.01816.48
7.4.150.0060.01217.40
7.4.140.0100.00717.86
7.4.130.0120.00416.63
7.4.120.0060.01416.75
7.4.110.0050.01116.59
7.4.100.0090.00916.62
7.4.90.0100.00716.47
7.4.80.0030.01519.39
7.4.70.0140.00316.64
7.4.60.0090.00916.64
7.4.50.0020.00216.68
7.4.40.0120.00816.71
7.4.30.0130.00316.60
7.4.00.0090.00615.34
7.3.330.0080.00013.18
7.3.320.0030.00313.17
7.3.310.0000.00716.40
7.3.300.0030.00316.34
7.3.290.0000.01516.45
7.3.280.0100.01116.35
7.3.270.0060.01217.40
7.3.260.0150.00316.34
7.3.250.0130.00516.51
7.3.240.0120.00616.85
7.3.230.0030.01416.39
7.3.210.0090.00916.49
7.3.200.0130.00319.39
7.3.190.0120.00616.70
7.3.180.0130.00316.34
7.3.170.0070.00916.50
7.3.160.0130.00316.57
7.3.120.0070.00714.69
7.2.330.0130.00316.53
7.2.320.0100.01016.59
7.2.310.0100.00716.70
7.2.300.0100.01316.59
7.2.290.0070.01416.75
7.2.00.0160.00618.80
7.1.100.0040.00418.30
7.1.70.0030.01017.29
7.1.60.0120.01219.70
7.1.50.0030.01017.18
7.1.00.0030.07722.32
7.0.200.0050.00516.86
7.0.140.0000.07722.21
7.0.60.0100.08319.92
7.0.50.0070.03717.91
7.0.40.0030.04720.01
7.0.30.0230.04720.04
7.0.20.0200.08720.01
7.0.10.0100.05020.14
7.0.00.0030.06320.22
5.6.280.0030.07020.98
5.6.210.0100.07720.51
5.6.200.0070.04018.12
5.6.190.0100.04720.58
5.6.180.0200.04720.39
5.6.170.0200.07720.40
5.6.160.0100.08320.43
5.6.150.0070.04018.22
5.6.140.0030.04718.11
5.6.130.0100.08018.14
5.6.120.0070.09021.04
5.6.110.0000.07321.11
5.6.100.0000.04321.11
5.6.90.0170.06021.00
5.6.80.0100.06020.41
5.5.350.4200.05020.46
5.5.340.0030.05718.02
5.5.330.0030.07320.40
5.5.320.0230.04720.30
5.5.310.0170.05720.29
5.5.300.0070.06017.95
5.5.290.0070.08318.00
5.5.280.0230.04320.86
5.5.270.0000.06020.83
5.5.260.0100.04320.79
5.5.250.0030.08320.48
5.5.240.0030.03720.25
5.4.450.0170.03019.39
5.4.440.0430.03719.57
5.4.430.0400.04046.74
5.4.420.0670.03719.50
5.4.410.0100.04041.17
5.4.400.0170.04338.20
5.4.390.0270.04037.29
5.4.380.0130.05318.71
5.4.370.0200.06718.71
5.4.360.0200.05018.43
5.4.350.0170.05018.67
5.4.340.0230.05718.70
5.4.320.0060.03512.45
5.4.310.0040.04212.45
5.4.300.0120.05112.45
5.4.290.0120.05512.45
5.4.280.0060.04912.35
5.4.270.0080.04512.35
5.4.260.0110.04312.34
5.4.250.0070.04812.34
5.4.240.0080.04212.34
5.4.230.0090.04412.34
5.4.220.0090.04712.34
5.4.210.0050.04612.34
5.4.200.0070.03912.34
5.4.190.0110.04412.33
5.4.180.0110.05712.33
5.4.170.0090.05012.34
5.4.160.0080.04912.34
5.4.150.0080.04112.34
5.4.140.0060.04312.02
5.4.130.0080.04112.01
5.4.120.0110.03811.96
5.4.110.0110.04511.97
5.4.100.0130.04111.96
5.4.90.0080.05011.96
5.4.80.0100.04811.96
5.4.70.0080.04611.96
5.4.60.0100.04711.96
5.4.50.0130.04211.96
5.4.40.0150.04111.95
5.4.30.0100.04711.95
5.4.20.0080.04711.95
5.4.10.0110.04511.95
5.4.00.0070.04111.43
5.3.290.0110.03312.80
5.3.280.0060.04612.71
5.3.270.0080.05612.72
5.3.260.0090.06012.72
5.3.250.0090.05512.72
5.3.240.0080.05612.72
5.3.230.0090.05312.71
5.3.220.0050.05812.68
5.3.210.0100.05512.68
5.3.200.0040.05912.68
5.3.190.0060.05512.68
5.3.180.0130.05012.67
5.3.170.0070.05512.67
5.3.160.0070.05712.67
5.3.150.0020.06312.67
5.3.140.0080.05612.66
5.3.130.0100.05612.65
5.3.120.0080.06012.66
5.3.110.0150.09912.66
5.3.100.0140.06112.12
5.3.90.0170.05312.08
5.3.80.0110.05712.07
5.3.70.0060.05312.07
5.3.60.0120.04812.06
5.3.50.0120.04912.00
5.3.40.0100.07312.00
5.3.30.0120.05611.94
5.3.20.0060.05411.72
5.3.10.0080.04411.69
5.3.00.0060.05211.68
5.2.170.0060.0449.18
5.2.160.0050.0449.18
5.2.150.0100.0419.18
5.2.140.0060.0449.18
5.2.130.0110.0379.14
5.2.120.0110.0669.13
5.2.110.0060.0469.13
5.2.100.0020.0469.13
5.2.90.0050.0439.14
5.2.80.0030.0479.13
5.2.70.0070.0429.13
5.2.60.0060.0439.09
5.2.50.0060.0439.05
5.2.40.0050.0419.03
5.2.30.0060.0449.01
5.2.20.0050.0429.00
5.2.10.0060.0398.91
5.2.00.0060.0428.77
5.1.60.0040.0398.06
5.1.50.0050.0358.05
5.1.40.0040.0368.04
5.1.30.0060.0388.39
5.1.20.0110.0338.41
5.1.10.0080.0338.14
5.1.00.0050.0388.14
5.0.50.0090.0236.61
5.0.40.0050.0226.47
5.0.30.0050.0416.29
5.0.20.0060.0246.26
5.0.10.0030.0296.23
5.0.00.0050.0396.22
4.4.90.0020.0244.78
4.4.80.0070.0194.76
4.4.70.0060.0204.76
4.4.60.0090.0174.75
4.4.50.0030.0244.77
4.4.40.0030.0344.71
4.4.30.0040.0234.75
4.4.20.0030.0244.84
4.4.10.0030.0244.85
4.4.00.0060.0324.76
4.3.110.0070.0204.67
4.3.100.0040.0224.66
4.3.90.0040.0234.64
4.3.80.0040.0344.58
4.3.70.0030.0234.63
4.3.60.0030.0224.63
4.3.50.0060.0214.63
4.3.40.0070.0314.53
4.3.30.0070.0203.28
4.3.20.0040.0233.25
4.3.10.0040.0223.21
4.3.00.0100.01335.91

preferences:
51.36 ms | 401 KiB | 5 Q