3v4l.org

run code in 300+ PHP versions simultaneously
<?php function validName($name) { if (preg_match('/^[-._ ]/', $name)) { return FALSE; } return TRUE; } $names =array('My Name', 'My.Name', 'My_Name', ' My Name', '_My Name', '.My Name'); foreach($names as $name) { var_dump(validname($name)); }

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)
8.3.80.0060.00318.68
8.3.70.0120.00316.75
8.3.60.0100.00718.36
8.3.50.0080.00618.49
8.3.40.0140.00318.79
8.3.30.0110.00418.80
8.3.20.0050.00221.86
8.3.10.0040.00421.90
8.3.00.0090.00019.55
8.2.200.0060.00316.63
8.2.190.0040.01516.61
8.2.180.0070.00716.63
8.2.170.0120.00322.96
8.2.160.0080.00622.96
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0030.00521.09
8.2.120.0080.00026.35
8.2.110.0060.00319.39
8.2.100.0060.00618.09
8.2.90.0000.00918.00
8.2.80.0090.00019.04
8.2.70.0000.00817.75
8.2.60.0000.00817.88
8.2.50.0040.00417.75
8.2.40.0040.00418.05
8.2.30.0030.00519.15
8.2.20.0050.00217.96
8.2.10.0030.00518.14
8.2.00.0000.00918.09
8.1.290.0030.00630.84
8.1.280.0100.00725.92
8.1.270.0060.00324.02
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0090.00022.69
8.1.230.0070.00417.76
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0060.00317.34
8.1.190.0060.00317.35
8.1.180.0080.00018.10
8.1.170.0040.00417.62
8.1.160.0080.00018.91
8.1.150.0040.00419.00
8.1.140.0070.00017.84
8.1.130.0000.00719.04
8.1.120.0030.00517.66
8.1.110.0040.00417.54
8.1.100.0040.00417.49
8.1.90.0020.00517.49
8.1.80.0040.00417.56
8.1.70.0000.00717.57
8.1.60.0080.00417.76
8.1.50.0050.00317.67
8.1.40.0050.00317.55
8.1.30.0110.00017.84
8.1.20.0030.00617.67
8.1.10.0040.00417.59
8.1.00.0030.00517.39
8.0.300.0030.00518.77
8.0.290.0060.00316.88
8.0.280.0000.00718.34
8.0.270.0070.00017.24
8.0.260.0030.00317.27
8.0.250.0000.01017.07
8.0.240.0070.00017.07
8.0.230.0030.00317.00
8.0.220.0000.00817.07
8.0.210.0030.00517.10
8.0.200.0080.00016.97
8.0.190.0040.00416.99
8.0.180.0000.00717.08
8.0.170.0060.00316.97
8.0.160.0000.00716.93
8.0.150.0040.00416.98
8.0.140.0000.00817.05
8.0.130.0000.00613.36
8.0.120.0070.00017.02
8.0.110.0050.00217.05
8.0.100.0050.00317.03
8.0.90.0000.00817.07
8.0.80.0090.00617.07
8.0.70.0060.00316.83
8.0.60.0040.00417.08
8.0.50.0050.00316.86
8.0.30.0070.01217.19
8.0.20.0090.01217.40
8.0.10.0000.00717.12
8.0.00.0110.00816.88
7.4.330.0000.00516.73
7.4.320.0030.00316.67
7.4.300.0030.00316.71
7.4.290.0040.00416.79
7.4.280.0000.00716.80
7.4.270.0000.00716.66
7.4.260.0030.00616.79
7.4.250.0030.00616.67
7.4.240.0040.00416.84
7.4.230.0000.00816.90
7.4.220.0040.00416.61
7.4.210.0100.00916.91
7.4.200.0030.00316.91
7.4.160.0110.00516.84
7.4.140.0130.00517.86
7.4.130.0070.01016.58
7.4.120.0100.00916.73
7.4.110.0060.01016.68
7.4.100.0100.00716.66
7.4.90.0110.00716.92
7.4.80.0120.00919.39
7.4.70.0080.00916.77
7.4.60.0100.00716.49
7.4.50.0040.01216.62
7.4.40.0030.01516.70
7.4.00.0060.01015.19
7.3.330.0020.00213.27
7.3.320.0050.00013.29
7.3.310.0000.00716.35
7.3.300.0020.00516.45
7.3.290.0000.00716.41
7.3.280.0080.01016.46
7.3.260.0070.00916.63
7.3.240.0090.00916.58
7.3.230.0130.00316.77
7.3.210.0130.00916.70
7.3.200.0060.01016.46
7.3.190.0060.01216.57
7.3.180.0030.01316.46
7.3.170.0150.00616.84
7.3.160.0070.01016.73
7.3.00.0000.01216.48
7.2.330.0060.01216.65
7.2.320.0150.00616.71
7.2.310.0080.00816.62
7.2.300.0060.01016.67
7.2.290.0080.00816.75
7.2.130.0060.00616.91
7.2.120.0080.00816.74
7.2.110.0100.00316.62
7.2.100.0110.00717.14
7.2.90.0060.00616.99
7.2.80.0060.00917.05
7.2.70.0060.00317.16
7.2.60.0060.00816.96
7.2.50.0070.00716.89
7.2.40.0590.00817.63
7.2.30.0510.01017.64
7.2.20.0420.00917.71
7.2.10.0400.00917.59
7.2.00.0390.01017.50
7.1.250.0080.00415.91
7.1.240.0100.00715.68
7.1.230.0030.01315.60
7.1.220.0030.00915.98
7.1.210.0100.00315.71
7.1.200.0050.00715.85
7.1.190.0000.01115.80
7.1.180.0070.00716.12
7.1.170.0070.00716.13
7.1.160.0560.01016.45
7.1.150.0490.01016.59
7.1.140.0560.00816.55
7.1.130.0410.00916.39
7.1.120.0540.00916.48
7.1.110.0550.01116.05
7.1.100.0590.00716.18
7.1.90.0610.00916.32
7.1.80.0430.00816.10
7.1.70.0590.00615.71
7.1.60.0540.00824.78
7.1.50.1010.01424.44
7.1.40.0530.01024.33
7.1.30.0480.01324.23
7.1.20.0570.01024.38
7.1.10.0380.01015.23
7.1.00.0560.00915.29
7.0.330.0040.00414.98
5.6.380.0000.00814.10

preferences:
27.76 ms | 401 KiB | 5 Q