3v4l.org

run code in 300+ PHP versions simultaneously
<?php $usernames = array('asdasd123', 'asdas_asdasd123', 'asdsad--asdsa123123', 'asdasd<><><>'); foreach($usernames as $u) { if(preg_match('([A-Za-z0-9\-\_]+)', $u)) { echo $u.' is totally valid '; } else { echo $u. 'is not valid '; } }

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)
8.3.60.0040.01118.43
8.3.50.0120.00822.01
8.3.40.0100.00519.00
8.3.30.0080.00818.91
8.3.20.0040.00420.34
8.3.10.0040.00423.51
8.3.00.0040.00420.75
8.2.180.0150.00616.63
8.2.170.0100.01022.96
8.2.160.0100.00320.24
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0080.00020.97
8.2.110.0060.00322.08
8.2.100.0120.00017.66
8.2.90.0060.00319.27
8.2.80.0040.00417.97
8.2.70.0080.00017.88
8.2.60.0050.00317.80
8.2.50.0000.00918.07
8.2.40.0040.00420.01
8.2.30.0070.00018.26
8.2.20.0070.00017.89
8.2.10.0050.00218.18
8.2.00.0000.00817.72
8.1.280.0070.01025.92
8.1.270.0000.00924.04
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0090.00023.71
8.1.230.0080.00419.15
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.48
8.1.190.0050.00317.35
8.1.180.0030.00618.10
8.1.170.0040.00418.85
8.1.160.0000.00721.89
8.1.150.0000.00718.65
8.1.140.0040.00417.63
8.1.130.0040.00417.82
8.1.120.0030.00417.65
8.1.110.0030.00517.58
8.1.100.0040.00417.65
8.1.90.0040.00417.50
8.1.80.0050.00317.50
8.1.70.0040.00417.50
8.1.60.0060.00317.71
8.1.50.0000.00817.56
8.1.40.0000.00717.70
8.1.30.0060.00317.70
8.1.20.0040.00417.75
8.1.10.0070.00017.69
8.1.00.0060.00517.46
8.0.300.0000.00818.77
8.0.290.0050.00217.04
8.0.280.0080.00018.45
8.0.270.0000.00717.22
8.0.260.0000.00617.26
8.0.250.0000.00716.98
8.0.240.0000.00717.12
8.0.230.0070.00017.09
8.0.220.0030.00317.01
8.0.210.0030.00317.04
8.0.200.0030.00317.09
8.0.190.0050.00316.96
8.0.180.0000.00817.00
8.0.170.0030.00517.07
8.0.160.0080.00016.93
8.0.150.0070.00016.98
8.0.140.0080.00016.90
8.0.130.0000.00713.48
8.0.120.0000.00816.96
8.0.110.0040.00417.00
8.0.100.0080.00016.98
8.0.90.0040.00416.97
8.0.80.0190.00317.03
8.0.70.0040.00416.97
8.0.60.0000.00816.97
8.0.50.0040.00416.87
8.0.30.0100.00917.38
8.0.20.0120.00617.40
8.0.10.0080.00017.00
8.0.00.0150.00616.94
7.4.330.0020.00215.00
7.4.320.0030.00616.76
7.4.300.0060.00016.75
7.4.290.0050.00316.72
7.4.280.0000.00616.77
7.4.270.0000.00716.84
7.4.260.0000.00716.70
7.4.250.0050.00216.77
7.4.240.0010.00616.81
7.4.230.0000.00716.60
7.4.220.0140.00416.69
7.4.210.0020.01216.82
7.4.200.0040.00416.88
7.4.190.0070.00016.97
7.4.160.0130.01016.55
7.4.150.0060.01217.40
7.4.140.0160.00217.86
7.4.130.0130.00516.61
7.4.120.0100.00716.65
7.4.110.0160.00716.69
7.4.100.0110.00716.55
7.4.90.0140.00716.62
7.4.80.0090.00819.39
7.4.70.0130.00316.58
7.4.60.0060.01416.70
7.4.50.0050.00016.76
7.4.40.0070.01016.52
7.4.30.0080.00816.70
7.4.00.0060.00815.04
7.3.330.0030.00313.38
7.3.320.0020.00213.42
7.3.310.0070.00016.30
7.3.300.0030.00316.44
7.3.290.0110.00716.51
7.3.280.0050.01116.41
7.3.270.0100.00717.40
7.3.260.0130.01016.46
7.3.250.0120.00516.35
7.3.240.0070.01116.63
7.3.230.0100.00716.79
7.3.210.0090.00916.67
7.3.200.0060.00919.39
7.3.190.0100.00716.60
7.3.180.0110.00416.76
7.3.170.0090.00616.82
7.3.160.0070.01116.76
7.3.120.0060.00614.98
7.3.10.0040.01116.92
7.3.00.0070.00716.94
7.2.330.0100.01016.71
7.2.320.0070.01416.75
7.2.310.0060.01216.57
7.2.300.0130.01016.52
7.2.290.0080.01116.85
7.2.130.0120.00017.03
7.2.120.0060.00617.20
7.2.110.0040.01216.81
7.2.100.0100.00316.96
7.2.90.0120.00017.13
7.2.80.0030.01217.09
7.2.70.0070.00417.08
7.2.60.0030.01016.92
7.2.50.0150.00316.88
7.2.40.0000.00917.20
7.2.30.0030.00617.05
7.2.20.0090.00617.00
7.2.10.0040.00817.09
7.2.00.0080.00618.34
7.1.250.0060.00615.92
7.1.100.0070.00718.35
7.1.70.0070.00317.32
7.1.60.0070.01719.46
7.1.50.0030.02016.82
7.1.00.0070.07322.35
7.0.200.0030.00516.70
7.0.140.0100.06722.19
7.0.60.0070.08019.93
7.0.50.0030.07017.90
7.0.40.0070.04320.21
7.0.30.0330.06720.01
7.0.20.0330.06720.05
7.0.10.0030.04320.13
7.0.00.0030.04020.05
5.6.280.0000.07320.77
5.6.210.0070.06320.45
5.6.200.0130.08018.22
5.6.190.0070.07320.61
5.6.180.0100.05020.56
5.6.170.0270.05720.52
5.6.160.0100.08320.38
5.6.150.0070.07018.15
5.6.140.0000.04318.18
5.6.130.0070.07318.11
5.6.120.0070.08321.14
5.6.110.0070.07720.98
5.6.100.0070.07020.97
5.6.90.0170.07321.10
5.6.80.0030.04020.37
5.5.350.4200.04020.40
5.5.340.0070.05318.02
5.5.330.0100.04320.43
5.5.320.0370.04320.41
5.5.310.0270.05020.48
5.5.300.0070.04317.92
5.5.290.0070.07318.00
5.5.280.0130.08020.76
5.5.270.0030.08020.87
5.5.260.0030.04320.88
5.5.250.0030.04720.46
5.5.240.0000.07720.18
5.4.450.0400.04741.44
5.4.440.0200.04737.55
5.4.430.0170.04031.64
5.4.420.0170.05040.55
5.4.410.0370.04728.44
5.4.400.0500.02726.32
5.4.390.0170.04725.39
5.4.380.0330.07318.71
5.4.370.0500.04018.57
5.4.360.0400.06018.73
5.4.350.0400.05718.63
5.4.340.0600.06318.56
5.4.320.0020.03912.46
5.4.310.0070.04012.45
5.4.300.0090.04812.46
5.4.290.0090.04712.45
5.4.280.0070.04312.35
5.4.270.0080.04512.35
5.4.260.0100.04012.35
5.4.250.0090.03612.35
5.4.240.0040.03812.35
5.4.230.0080.03712.34
5.4.220.0120.03712.34
5.4.210.0080.04012.34
5.4.200.0090.03812.34
5.4.190.0070.03812.34
5.4.180.0080.03612.34
5.4.170.0080.03712.35
5.4.160.0070.03912.35
5.4.150.0070.04012.34
5.4.140.0070.04312.03
5.4.130.0080.04112.01
5.4.120.0090.03911.97
5.4.110.0110.05511.97
5.4.100.0120.05511.96
5.4.90.0130.06411.97
5.4.80.0090.04411.96
5.4.70.0060.04011.96
5.4.60.0070.04611.96
5.4.50.0090.04611.96
5.4.40.0100.04211.95
5.4.30.0080.04011.95
5.4.20.0130.04211.95
5.4.10.0060.04111.95
5.4.00.0030.04111.44
5.3.290.0050.04012.80
5.3.280.0080.04012.71
5.3.270.0090.04412.72
5.3.260.0080.05312.72
5.3.250.0110.03712.72
5.3.240.0110.03912.72
5.3.230.0110.04412.71
5.3.220.0090.04912.68
5.3.210.0080.04812.68
5.3.200.0060.04412.68
5.3.190.0090.04512.68
5.3.180.0100.04312.67
5.3.170.0100.03812.66
5.3.160.0110.05412.67
5.3.150.0090.04712.67
5.3.140.0110.04012.66
5.3.130.0080.04112.66
5.3.120.0110.03812.65
5.3.110.0090.05312.65
5.3.100.0060.05312.12
5.3.90.0060.04512.08
5.3.80.0080.04512.08
5.3.70.0120.05712.08
5.3.60.0100.05512.06
5.3.50.0130.04712.00
5.3.40.0080.05012.00
5.3.30.0140.04611.94
5.3.20.0120.04611.72
5.3.10.0070.05111.70
5.3.00.0090.05111.68
5.2.170.0080.0449.18
5.2.160.0080.0419.18
5.2.150.0060.0449.18
5.2.140.0100.0509.18
5.2.130.0070.0419.14
5.2.120.0110.0359.13
5.2.110.0060.0399.14
5.2.100.0080.0379.14
5.2.90.0030.0429.14
5.2.80.0090.0389.14
5.2.70.0060.0429.14
5.2.60.0080.0399.09
5.2.50.0070.0399.05
5.2.40.0030.0409.04
5.2.30.0090.0379.02
5.2.20.0070.0369.01
5.2.10.0050.0388.92
5.2.00.0070.0388.77
5.1.60.0070.0318.06
5.1.50.0060.0268.06
5.1.40.0050.0308.04
5.1.30.0060.0278.39
5.1.20.0060.0288.41
5.1.10.0060.0318.14
5.1.00.0070.0288.14
5.0.50.0060.0226.62
5.0.40.0060.0246.47
5.0.30.0070.0516.29
5.0.20.0070.0276.26
5.0.10.0050.0246.23
5.0.00.0050.0326.23
4.4.90.0020.0204.78
4.4.80.0030.0204.75
4.4.70.0030.0164.75
4.4.60.0030.0154.76
4.4.50.0020.0164.77
4.4.40.0040.0244.71
4.4.30.0020.0164.76
4.4.20.0030.0184.84
4.4.10.0030.0164.85
4.4.00.0080.0244.76
4.3.110.0000.0204.66
4.3.100.0030.0204.67
4.3.90.0050.0194.63
4.3.80.0040.0324.59
4.3.70.0030.0224.63
4.3.60.0050.0154.62
4.3.50.0080.0224.63
4.3.40.0040.0304.54
4.3.30.0000.0453.28
4.3.20.0030.0223.26
4.3.10.0070.0193.22
4.3.00.0030.01738.68

preferences:
48.75 ms | 401 KiB | 5 Q