3v4l.org

run code in 300+ PHP versions simultaneously
<?php function check_file_name($name) { return (bool) ((basename($name) == $name) && (substr($name, 1, 1) != '.')); } echo check_file_name('rere.fdf').PHP_EOL; echo check_file_name('/rere.fdf').PHP_EOL; echo check_file_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)
8.3.60.0040.01418.55
8.3.50.0100.00722.78
8.3.40.0100.00718.70
8.3.30.0110.00418.95
8.3.20.0040.00420.22
8.3.10.0060.00320.47
8.3.00.0040.00419.13
8.2.180.0070.01416.32
8.2.170.0100.00322.96
8.2.160.0100.00720.39
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0100.00020.91
8.2.110.0100.01020.48
8.2.100.0030.00817.97
8.2.90.0040.00419.17
8.2.80.0080.00017.97
8.2.70.0030.00617.49
8.2.60.0000.00818.04
8.2.50.0040.00418.07
8.2.40.0040.00418.09
8.2.30.0040.00419.49
8.2.20.0040.00417.66
8.2.10.0050.00217.98
8.2.00.0060.00317.68
8.1.280.0070.01025.92
8.1.270.0090.00023.66
8.1.260.0030.00626.35
8.1.250.0040.00428.09
8.1.240.0000.00824.01
8.1.230.0050.00518.91
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0030.00617.22
8.1.190.0030.00517.10
8.1.180.0040.00418.86
8.1.170.0030.00718.50
8.1.160.0000.00822.06
8.1.150.0000.00718.71
8.1.140.0040.00417.34
8.1.130.0050.00317.69
8.1.120.0000.00717.46
8.1.110.0000.00817.44
8.1.100.0030.00317.38
8.1.90.0030.00417.38
8.1.80.0070.00017.38
8.1.70.0030.00317.24
8.1.60.0090.00017.51
8.1.50.0030.00517.31
8.1.40.0030.00517.47
8.1.30.0080.00017.59
8.1.20.0040.00417.40
8.1.10.0060.00317.42
8.1.00.0040.00417.28
8.0.300.0050.00218.77
8.0.290.0040.00416.63
8.0.280.0040.00418.33
8.0.270.0040.00417.05
8.0.260.0060.00017.19
8.0.250.0030.00516.83
8.0.240.0050.00216.92
8.0.230.0050.00216.77
8.0.220.0040.00416.82
8.0.210.0090.00016.70
8.0.200.0030.00316.77
8.0.190.0020.00516.77
8.0.180.0040.00416.86
8.0.170.0040.00416.89
8.0.160.0000.00716.87
8.0.150.0030.00316.81
8.0.140.0000.00716.81
8.0.130.0000.00513.24
8.0.120.0040.00416.79
8.0.110.0030.00516.72
8.0.100.0040.00416.73
8.0.90.0040.00416.61
8.0.80.0080.00816.85
8.0.70.0040.00416.80
8.0.60.0080.00016.71
8.0.50.0000.00716.84
8.0.30.0120.01017.08
8.0.20.0150.00717.40
8.0.10.0050.00316.71
8.0.00.0130.00416.76
7.4.330.0000.00515.07
7.4.320.0070.00016.42
7.4.300.0060.00016.33
7.4.290.0070.00016.46
7.4.280.0030.00616.52
7.4.270.0000.00716.45
7.4.260.0000.00816.40
7.4.250.0070.00016.37
7.4.240.0020.00516.48
7.4.230.0000.00716.18
7.4.220.0070.01016.49
7.4.210.0030.01016.43
7.4.200.0030.00316.23
7.4.160.0130.00416.58
7.4.150.0060.01117.40
7.4.140.0090.01217.86
7.4.130.0130.00316.56
7.4.120.0050.01216.35
7.4.110.0120.00916.30
7.4.100.0120.00916.41
7.4.90.0090.00816.33
7.4.80.0090.01219.39
7.4.70.0110.00516.41
7.4.60.0000.01716.50
7.4.50.0040.00416.69
7.4.40.0000.02216.59
7.4.30.0170.00016.50
7.4.00.0100.00714.56
7.3.330.0020.00213.37
7.3.320.0030.00313.30
7.3.310.0030.00316.15
7.3.300.0000.00716.30
7.3.290.0050.00916.21
7.3.280.0070.00916.31
7.3.270.0170.00317.40
7.3.260.0130.01016.62
7.3.250.0140.01016.46
7.3.240.0140.00616.31
7.3.230.0170.01316.46
7.3.210.0090.00916.41
7.3.200.0140.00816.48
7.3.190.0070.01016.54
7.3.180.0150.00016.64
7.3.170.0130.00316.46
7.3.160.0140.00716.47
7.3.10.0150.00915.98
7.3.00.0100.01016.41
7.2.330.0030.01316.64
7.2.320.0030.01416.78
7.2.310.0060.01016.22
7.2.300.0120.00616.36
7.2.290.0100.00616.44
7.2.130.0190.00416.70
7.2.120.0200.00816.80
7.2.110.0170.00816.63
7.2.100.0260.00416.73
7.2.90.0110.00516.63
7.2.80.0210.00216.84
7.2.70.0090.01216.57
7.2.60.0110.01116.51
7.2.50.0160.00316.47
7.2.40.0230.00616.30
7.2.30.0100.01016.32
7.2.20.0140.00716.74
7.2.10.0180.01116.46
7.2.00.0090.00616.79
7.1.250.0140.00515.71
7.1.200.0060.00315.79
7.1.100.0070.00718.24
7.1.70.0000.00817.12
7.1.60.0070.01419.61
7.1.50.0070.01816.87
7.1.00.0070.07322.44
7.0.200.0070.00016.59
7.0.140.0100.06022.18
7.0.60.0000.08719.95
7.0.50.0070.08017.86
7.0.40.0030.04720.31
7.0.30.0470.05020.06
7.0.20.0270.05320.17
7.0.10.0070.04020.23
7.0.00.0000.06320.26
5.6.280.0030.07020.89
5.6.210.0100.07720.75
5.6.200.0130.08018.21
5.6.190.0030.04720.39
5.6.180.0200.04720.79
5.6.170.0330.08020.45
5.6.160.0070.08320.39
5.6.150.0030.05018.25
5.6.140.0070.07718.15
5.6.130.0170.03018.18
5.6.120.0130.06321.00
5.6.110.0030.08721.03
5.6.100.0030.07320.98
5.6.90.0030.07021.11
5.6.80.0070.09320.45
5.6.70.4570.04020.44
5.5.350.0170.06320.49
5.5.340.0030.04317.97
5.5.330.0030.04020.47
5.5.320.0230.04720.41
5.5.310.0270.05320.30
5.5.300.0100.07718.03
5.5.290.0030.06717.97
5.5.280.0170.06720.80
5.5.270.0100.07720.80
5.5.260.0100.03720.73
5.5.250.0130.05020.57
5.5.240.0270.07720.13
5.4.450.0200.05019.41
5.4.440.0500.04719.48
5.4.430.0600.06319.23
5.4.420.0400.05019.28
5.4.410.0700.05319.26
5.4.400.0770.05719.34
5.4.390.0730.04719.11
5.4.380.0930.04718.46
5.4.370.1000.05318.56
5.4.360.0770.04018.79
5.4.350.0770.08018.83
5.4.340.0900.06318.61
5.4.320.0080.03412.50
5.4.310.0070.03712.50
5.4.300.0070.03712.50
5.4.290.0060.04512.50
5.4.280.0080.04012.40
5.4.270.0050.03712.41
5.4.260.0110.03412.40
5.4.250.0050.03912.41
5.4.240.0080.03612.40
5.4.230.0070.03712.39
5.4.220.0080.03812.39
5.4.210.0070.03612.40
5.4.200.0110.03612.40
5.4.190.0070.03712.39
5.4.180.0070.03912.39
5.4.170.0090.03512.40
5.4.160.0070.04012.39
5.4.150.0070.03612.39
5.4.140.0070.04212.07
5.4.130.0060.04112.06
5.4.120.0080.03512.02
5.4.110.0070.03512.02
5.4.100.0060.03812.01
5.4.90.0050.04312.02
5.4.80.0060.03812.02
5.4.70.0070.03712.01
5.4.60.0060.03612.01
5.4.50.0070.03512.01
5.4.40.0050.03612.00
5.4.30.0070.03511.99
5.4.20.0030.03811.99
5.4.10.0080.03412.00
5.4.00.0090.03411.49
5.3.290.0080.03812.80
5.3.280.0060.04812.71
5.3.270.0060.04012.73
5.3.260.0090.04712.72
5.3.250.0100.03312.72
5.3.240.0040.04012.72
5.3.230.0060.03712.71
5.3.220.0070.03712.68
5.3.210.0070.03912.68
5.3.200.0120.03712.68
5.3.190.0070.03912.68
5.3.180.0060.03612.67
5.3.170.0070.04212.67
5.3.160.0070.04512.67
5.3.150.0050.04012.68
5.3.140.0070.03612.66
5.3.130.0130.04712.66
5.3.120.0070.04512.66
5.3.110.0070.04012.66
5.3.100.0120.04212.12
5.3.90.0080.05012.11
5.3.80.0070.04212.10
5.3.70.0080.03612.09
5.3.60.0060.03712.08
5.3.50.0060.03812.03
5.3.40.0080.03812.03
5.3.30.0060.03511.98
5.3.20.0080.03311.77
5.3.10.0110.03611.73
5.3.00.0060.03611.72
5.2.170.0050.0309.23
5.2.160.0080.0349.23
5.2.150.0050.0329.22
5.2.140.0050.0319.22
5.2.130.0040.0309.18
5.2.120.0040.0339.18
5.2.110.0070.0289.19
5.2.100.0050.0339.18
5.2.90.0070.0329.18
5.2.80.0060.0309.18
5.2.70.0050.0309.17
5.2.60.0040.0319.13
5.2.50.0050.0329.10
5.2.40.0040.0309.07
5.2.30.0060.0299.05
5.2.20.0050.0289.04
5.2.10.0070.0268.95
5.2.00.0050.0328.80
5.1.60.0050.0248.09
5.1.50.0050.0248.09
5.1.40.0050.0248.07
5.1.30.0040.0278.42
5.1.20.0050.0278.44
5.1.10.0050.0268.17
5.1.00.0050.0288.17
5.0.50.0050.0216.64
5.0.40.0040.0206.50
5.0.30.0030.0336.32
5.0.20.0010.0246.29
5.0.10.0020.0236.27
5.0.00.0030.0336.26
4.4.90.0070.0204.78
4.4.80.0020.0184.76
4.4.70.0070.0144.75
4.4.60.0020.0174.76
4.4.50.0030.0174.77
4.4.40.0040.0264.71
4.4.30.0030.0204.76
4.4.20.0020.0164.84
4.4.10.0050.0164.85
4.4.00.0020.0264.76
4.3.110.0030.0194.67
4.3.100.0050.0174.67
4.3.90.0080.0134.64
4.3.80.0030.0244.58
4.3.70.0020.0174.63
4.3.60.0010.0174.63
4.3.50.0020.0204.63
4.3.40.0040.0234.54
4.3.30.0030.0153.31
4.3.20.0020.0173.28
4.3.10.0010.0173.25
4.3.00.0030.01318.16

preferences:
44.78 ms | 401 KiB | 5 Q