3v4l.org

run code in 300+ PHP versions simultaneously
<?php function is_empty_dir($dir) { if (($files = @scandir($dir)) && count($files) <= 2) { return true; } return false; } echo is_empty_dir("/");

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)
8.3.60.0070.00716.88
8.3.50.0310.00721.95
8.3.40.0120.00318.83
8.3.30.0120.00318.88
8.3.20.0020.00520.33
8.3.10.0080.00023.67
8.3.00.0040.00419.85
8.2.180.0080.00818.66
8.2.170.0030.01422.96
8.2.160.0120.00920.39
8.2.150.0060.00324.18
8.2.140.0000.00724.66
8.2.130.0040.00419.16
8.2.120.0040.00426.35
8.2.110.0100.00020.87
8.2.100.0150.00818.11
8.2.90.0130.00418.10
8.2.80.0110.00518.59
8.2.70.0090.00618.03
8.2.60.0140.00217.97
8.2.50.0080.00918.03
8.2.40.0050.00818.96
8.2.30.0110.00519.53
8.2.20.0110.00518.06
8.2.10.0090.00618.29
8.2.00.0110.00518.25
8.1.280.0070.01025.92
8.1.270.0050.00320.38
8.1.260.0050.00228.09
8.1.250.0050.00328.09
8.1.240.0090.00021.06
8.1.230.0130.00618.80
8.1.220.0080.00718.10
8.1.210.0110.00718.61
8.1.200.0140.00417.89
8.1.190.0120.00417.78
8.1.180.0100.00518.66
8.1.170.0100.00518.03
8.1.160.0080.00619.61
8.1.150.0090.00618.67
8.1.140.0120.00418.99
8.1.130.0090.00718.04
8.1.120.0080.00617.99
8.1.110.0060.00917.96
8.1.100.0130.00317.95
8.1.90.0120.00317.97
8.1.80.0080.00717.94
8.1.70.0080.00417.92
8.1.60.0090.00718.03
8.1.50.0070.00717.99
8.1.40.0060.00817.97
8.1.30.0100.00418.05
8.1.20.0100.00518.04
8.1.10.0090.00518.00
8.1.00.0070.00717.94
8.0.300.0080.00619.02
8.0.290.0120.00418.53
8.0.280.0120.00318.45
8.0.270.0120.00317.85
8.0.260.0140.00217.82
8.0.250.0100.00317.69
8.0.240.0140.00017.75
8.0.230.0130.00217.73
8.0.220.0100.00517.65
8.0.210.0100.00517.70
8.0.200.0110.00317.72
8.0.190.0150.00317.72
8.0.180.0120.00617.69
8.0.170.0120.00417.65
8.0.160.0140.00217.74
8.0.150.0090.00517.69
8.0.140.0130.00117.67
8.0.130.0100.00415.89
8.0.120.0090.00316.21
8.0.110.0070.00516.26
8.0.100.0100.00316.25
8.0.90.0080.00616.20
8.0.80.0070.00916.25
8.0.70.0080.00516.18
8.0.60.0100.00416.21
8.0.50.0110.00316.21
8.0.30.0150.00216.52
8.0.20.0130.00716.80
8.0.10.0110.00316.29
8.0.00.0070.01016.45
7.4.330.0100.00217.55
7.4.320.0130.00317.50
7.4.300.0140.00317.55
7.4.290.0130.00317.49
7.4.280.0110.00617.46
7.4.270.0130.00517.47
7.4.260.0120.00517.51
7.4.250.0090.00716.10
7.4.240.0090.00416.21
7.4.230.0130.00216.12
7.4.220.0130.00616.09
7.4.210.0140.00516.11
7.4.200.0110.00416.13
7.4.190.0120.00615.88
7.4.180.0110.00715.90
7.4.160.0120.00616.11
7.4.150.0140.00516.38
7.4.140.0150.00616.84
7.4.130.0150.00516.23
7.4.120.0130.00516.26
7.4.110.0130.00616.07
7.4.100.0140.00416.15
7.4.90.0140.00416.12
7.4.80.0140.00517.00
7.4.70.0120.00716.05
7.4.60.0120.00516.06
7.4.50.0090.00816.05
7.4.40.0140.00415.99
7.4.30.0110.00816.11
7.4.20.0140.00415.83
7.4.10.0130.00415.78
7.4.00.0120.00615.47
7.3.330.0110.00415.85
7.3.320.0110.00415.87
7.3.310.0130.00215.97
7.3.300.0100.00415.94
7.3.290.0090.00716.10
7.3.280.0110.00716.13
7.3.270.0140.00416.35
7.3.260.0160.00515.92
7.3.250.0130.00916.18
7.3.240.0110.00616.16
7.3.230.0160.00215.98
7.3.220.0130.00615.79
7.3.210.0110.00816.02
7.3.200.0100.00716.06
7.3.190.0150.00416.09
7.3.180.0150.00416.10
7.3.170.0120.00615.99
7.3.160.0110.00516.10
7.3.150.0120.00415.77
7.3.140.0110.00515.79
7.3.130.0140.00515.83
7.3.120.0100.00815.40
7.3.110.0140.00315.45
7.3.100.0150.00315.31
7.3.90.0130.00315.57
7.3.80.0110.00715.38
7.3.70.0090.00815.44
7.3.60.0110.00615.51
7.3.50.0080.00815.50
7.3.40.0080.00815.44
7.3.30.0100.00415.50
7.3.20.0080.00716.67
7.3.10.0090.00616.66
7.3.00.0090.00516.60
7.2.340.0160.00215.88
7.2.330.0120.00616.22
7.2.320.0110.00716.18
7.2.310.0140.00416.13
7.2.300.0140.00516.12
7.2.290.0110.00716.13
7.2.280.0140.00515.88
7.2.270.0130.00615.92
7.2.260.0130.00615.93
7.2.250.0110.00815.59
7.2.240.0100.00815.57
7.2.230.0130.00615.63
7.2.220.0130.00315.56
7.2.210.0110.00715.52
7.2.200.0140.00315.69
7.2.190.0120.00515.63
7.2.180.0140.00515.63
7.2.170.0080.00815.62
7.2.160.0140.00515.98
7.2.150.0150.00416.83
7.2.140.0170.00216.93
7.2.130.0070.00916.87
7.2.120.0140.00716.84
7.2.110.0130.00516.90
7.2.100.0130.00616.86
7.2.90.0110.00616.85
7.2.80.0130.00716.94
7.2.70.0100.00516.89
7.2.60.0080.00616.83
7.2.50.0100.00716.95
7.2.40.0120.00616.90
7.2.30.0090.00716.81
7.2.20.0110.00416.83
7.2.10.0090.00716.84
7.2.00.0090.00817.30
7.1.330.0120.00616.04
7.1.320.0120.00316.18
7.1.310.0110.00616.28
7.1.300.0100.00516.15
7.1.290.0090.00716.16
7.1.280.0120.00316.14
7.1.270.0090.00616.23
7.1.260.0090.00716.14
7.1.250.0120.00515.90
7.1.240.0150.00316.32
7.1.230.0070.00916.37
7.1.220.0160.00216.39
7.1.210.0160.00216.37
7.1.200.0110.00416.21
7.1.190.0110.00616.30
7.1.180.0180.00016.27
7.1.170.0110.00716.34
7.1.160.0110.00716.36
7.1.150.0130.00516.36
7.1.140.0140.00416.34
7.1.130.0160.00116.28
7.1.120.0140.00416.35
7.1.110.0120.00516.36
7.1.100.0080.00716.93
7.1.90.0130.00516.35
7.1.80.0160.00316.32
7.1.70.0100.00616.62
7.1.60.0150.00617.37
7.1.50.0100.00816.56
7.1.40.0120.00516.32
7.1.30.0150.00416.30
7.1.20.0110.00716.29
7.1.10.0090.00816.27
7.1.00.0130.02518.36
7.0.330.0150.00216.25
7.0.320.0100.00716.19
7.0.310.0120.00516.21
7.0.300.0110.00616.28
7.0.290.0080.00916.17
7.0.280.0100.00716.29
7.0.270.0110.00616.32
7.0.260.0140.00316.17
7.0.250.0130.00416.36
7.0.240.0120.00516.26
7.0.230.0120.00416.39
7.0.220.0110.00616.26
7.0.210.0110.00516.30
7.0.200.0120.00316.45
7.0.190.0170.00016.33
7.0.180.0100.00716.35
7.0.170.0120.00516.37
7.0.160.0150.00116.21
7.0.150.0110.00616.26
7.0.140.0160.00416.23
7.0.130.0120.00516.26
7.0.120.0130.00316.28
7.0.110.0140.00316.29
7.0.100.0160.00016.31
7.0.90.0120.00416.22
7.0.80.0120.00516.17
7.0.70.0140.00316.25
7.0.60.0110.02717.48
7.0.50.0100.03116.75
7.0.40.0120.02017.59
7.0.30.0190.02117.57
7.0.20.0180.02217.59
7.0.10.0120.02717.54
7.0.00.0130.03017.63
5.6.400.0140.00315.61
5.6.390.0130.00515.58
5.6.380.0160.00215.59
5.6.370.0160.00115.48
5.6.360.0160.00215.57
5.6.350.0160.00215.57
5.6.340.0160.00115.51
5.6.330.0110.00615.59
5.6.320.0170.00015.49
5.6.310.0140.00315.45
5.6.300.0120.00515.41
5.6.290.0150.00315.63
5.6.280.0100.01317.26
5.6.270.0080.00815.66
5.6.260.0150.00215.47
5.6.250.0120.00415.59
5.6.240.0110.00615.52
5.6.230.0140.00315.72
5.6.220.0070.01015.58
5.6.210.0080.03217.34
5.6.200.0100.01716.49
5.6.190.0100.03217.19
5.6.180.0140.02817.25
5.6.170.0180.03017.24
5.6.160.0110.03117.21
5.6.150.0110.01916.56
5.6.140.0110.02416.45
5.6.130.0120.02916.50
5.6.120.0110.02617.43
5.6.110.0090.03117.37
5.6.100.0140.02917.45
5.6.90.0090.02217.37
5.6.80.0150.02217.24
5.6.70.0100.00615.56
5.6.60.0140.00215.72
5.6.50.0160.00015.50
5.6.40.0110.00415.60
5.6.30.0090.00715.61
5.6.20.0130.00215.46
5.6.10.0120.00415.44
5.6.00.0120.00515.59
5.5.380.0090.00715.56
5.5.370.0110.00415.68
5.5.360.0130.00315.51
5.5.350.0140.02817.21
5.5.340.0140.02716.47
5.5.330.0130.02817.19
5.5.320.0200.03017.19
5.5.310.0150.02117.13
5.5.300.0150.02016.30
5.5.290.0110.02116.37
5.5.280.0110.01817.38
5.5.270.0100.02117.28
5.5.260.0090.02317.30
5.5.250.0110.03017.31
5.5.240.0180.02617.12
5.5.230.0120.00315.56
5.5.220.0110.00515.57
5.5.210.0080.00815.53
5.5.200.0140.00315.54
5.5.190.0090.00715.62
5.5.180.0140.00215.54
5.5.170.0120.00315.62
5.5.160.0090.00715.59
5.5.150.0180.00415.51
5.5.140.0120.00415.38
5.5.130.0110.00615.37
5.5.120.0080.00815.48
5.5.110.0100.00715.47
5.5.100.0140.00315.62
5.5.90.0100.00615.58
5.5.80.0090.00715.50
5.5.70.0150.00015.60
5.5.60.0130.00315.58
5.5.50.0130.00315.65
5.5.40.0110.00415.56
5.5.30.0060.00915.61
5.5.20.0170.00015.58
5.5.10.0120.00315.53
5.5.00.0130.00315.55

preferences:
60.16 ms | 401 KiB | 5 Q