3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo() { return null; } echo empty(foo());

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)
8.3.60.0040.01116.50
8.3.50.0100.00816.45
8.3.40.0060.00918.82
8.3.30.0110.00418.42
8.3.20.0030.00518.83
8.3.10.0090.00020.24
8.3.00.0050.00519.25
8.2.180.0090.01216.32
8.2.170.0040.01122.96
8.2.160.0040.01121.07
8.2.150.0030.00524.18
8.2.140.0060.00324.66
8.2.130.0000.00726.16
8.2.120.0030.00519.24
8.2.110.0070.00421.11
8.2.100.0070.00417.59
8.2.90.0000.00919.04
8.2.80.0060.00617.77
8.2.70.0030.00517.50
8.2.60.0060.00317.80
8.2.50.0030.00618.07
8.2.40.0070.00018.09
8.2.30.0050.00317.91
8.2.20.0000.00717.46
8.2.10.0000.00717.66
8.2.00.0000.00717.48
8.1.280.0090.00625.92
8.1.270.0070.00024.66
8.1.260.0080.00026.35
8.1.250.0030.00528.09
8.1.240.0030.00622.38
8.1.230.0000.01220.97
8.1.220.0040.00417.74
8.1.210.0050.00318.96
8.1.200.0030.00617.22
8.1.190.0050.00317.40
8.1.180.0030.00518.10
8.1.170.0000.00818.90
8.1.160.0030.00618.80
8.1.150.0040.00418.56
8.1.140.0040.00417.29
8.1.130.0030.00317.79
8.1.120.0080.00017.38
8.1.110.0000.00717.36
8.1.100.0000.00717.43
8.1.90.0000.00717.41
8.1.80.0000.00717.45
8.1.70.0000.00717.30
8.1.60.0040.00417.51
8.1.50.0030.00517.34
8.1.40.0080.00017.43
8.1.30.0050.00217.57
8.1.20.0060.00317.47
8.1.10.0000.00817.46
8.1.00.0080.00017.33
8.0.300.0040.00419.91
8.0.290.0080.00016.58
8.0.280.0000.00718.30
8.0.270.0070.00017.24
8.0.260.0070.00016.61
8.0.250.0060.00316.77
8.0.240.0000.00716.82
8.0.230.0030.00316.88
8.0.220.0030.00316.71
8.0.210.0000.00716.81
8.0.200.0060.00016.77
8.0.190.0000.00716.81
8.0.180.0000.00816.84
8.0.170.0050.00316.88
8.0.160.0070.00016.87
8.0.150.0050.00316.78
8.0.140.0030.00616.79
8.0.130.0000.00613.29
8.0.120.0000.00716.75
8.0.110.0000.00816.82
8.0.100.0030.00516.71
8.0.90.0080.00016.70
8.0.80.0120.00616.88
8.0.70.0000.00816.69
8.0.60.0000.00716.71
8.0.50.0000.00716.71
8.0.30.0060.01216.87
8.0.20.0090.00917.17
8.0.10.0040.00416.88
8.0.00.0140.00616.77
7.4.330.0020.00212.90
7.4.320.0030.00316.44
7.4.300.0000.00616.57
7.4.290.0000.00716.43
7.4.280.0050.00316.56
7.4.270.0040.00416.54
7.4.260.0060.00013.16
7.4.250.0030.00616.52
7.4.240.0000.00716.45
7.4.230.0030.00316.54
7.4.220.0040.01316.39
7.4.210.0070.00916.56
7.4.200.0030.00616.25
7.4.190.0070.00016.61
7.4.160.0120.00316.32
7.4.150.0130.00316.40
7.4.140.0100.00816.37
7.4.130.0100.00816.48
7.4.120.0070.00916.59
7.4.110.0160.00316.43
7.4.100.0100.00716.63
7.4.90.0130.00316.55
7.4.80.0180.00019.39
7.4.70.0080.01216.44
7.4.60.0130.00516.64
7.4.50.0000.00516.08
7.4.40.0080.00416.57
7.4.30.0000.01516.43
7.4.00.0090.00714.85
7.3.330.0060.00013.20
7.3.320.0000.00613.09
7.3.310.0070.00016.09
7.3.300.0040.00316.10
7.3.290.0060.01516.17
7.3.280.0060.01016.24
7.3.270.0070.01116.57
7.3.260.0130.00416.56
7.3.250.0050.01416.35
7.3.240.0060.00916.33
7.3.230.0100.00716.61
7.3.210.0200.00016.62
7.3.200.0070.01116.31
7.3.190.0130.00716.55
7.3.180.0090.00916.32
7.3.170.0160.00316.26
7.3.160.0070.01016.45
7.3.120.0020.01414.68
7.3.110.0070.01114.84
7.3.100.0000.01814.83
7.3.90.0120.00614.44
7.3.80.0130.00314.44
7.3.70.0150.00014.68
7.3.60.0090.00614.77
7.3.50.0060.00914.84
7.3.40.0060.00614.80
7.3.30.0070.00714.68
7.3.20.0040.00716.61
7.3.10.0040.00716.60
7.3.00.0050.00516.49
7.2.330.0120.00616.34
7.2.320.0070.01016.65
7.2.310.0110.00716.22
7.2.300.0110.00616.51
7.2.290.0040.01316.24
7.2.250.0030.01315.16
7.2.240.0070.01014.69
7.2.230.0070.01015.08
7.2.220.0060.01314.88
7.2.210.0100.00315.01
7.2.200.0070.00715.07
7.2.190.0060.00814.84
7.2.180.0060.01014.73
7.2.170.0100.00314.71
7.2.130.0080.00416.82
7.2.120.0060.00617.04
7.2.110.0000.00916.73
7.2.100.0060.00616.86
7.2.90.0040.00716.90
7.2.80.0040.00816.87
7.2.70.0080.00316.77
7.2.60.0070.00716.66
7.2.50.0060.00616.83
7.2.40.0000.01216.80
7.2.30.0110.00416.90
7.2.20.0030.00816.76
7.2.10.0070.00716.86
7.2.00.0070.00817.96
7.1.330.0070.01015.70
7.1.320.0000.01515.81
7.1.310.0000.01415.61
7.1.300.0000.01415.72
7.1.290.0030.00715.46
7.1.280.0000.01215.33
7.1.270.0040.01115.45
7.1.260.0070.00415.73
7.1.250.0090.00315.62
7.1.100.0000.01117.91
7.1.70.0040.00417.04
7.1.60.0060.01619.40
7.1.50.0030.01716.86
7.1.00.0000.06322.36
7.0.200.0060.00614.45
7.0.140.0170.06322.10
7.0.120.0030.03722.08
7.0.60.0100.07719.81
7.0.50.0000.05317.87
7.0.40.0070.04720.01
7.0.30.0130.04320.23
7.0.20.0230.05020.06
7.0.10.0030.05720.19
7.0.00.0030.04020.21
5.6.280.0100.06721.10
5.6.210.0070.07020.50
5.6.200.0070.04018.12
5.6.190.0070.07020.33
5.6.180.0300.07720.61
5.6.170.0170.04320.47
5.6.160.0000.09320.55
5.6.150.0130.07318.16
5.6.140.0100.07718.14
5.6.130.0130.08018.23
5.6.120.0100.06020.97
5.6.110.0170.07321.11
5.6.100.0130.07321.04
5.6.90.0070.05721.03
5.6.80.0070.07320.41
5.6.70.4500.03720.42
5.5.350.0070.04320.44
5.5.340.0130.07018.08
5.5.330.0100.07720.55
5.5.320.3170.04020.31
5.5.310.0330.07020.24
5.5.300.0000.06017.94
5.5.290.0070.06317.95
5.5.280.0170.07020.85
5.5.270.0100.04720.64
5.5.260.0130.06020.97
5.5.250.0030.04020.70
5.5.240.0070.07320.36
5.4.450.0300.08019.20
5.4.440.0300.03719.39
5.4.430.0270.04019.55
5.4.420.0270.04719.39
5.4.410.0330.07319.36
5.4.400.0300.04318.86
5.4.390.0300.07319.15
5.4.380.0370.05319.07
5.4.370.0300.07318.87
5.4.360.0270.04719.31
5.4.350.0230.03318.91
5.4.340.0270.03318.99
5.4.320.0270.03019.31
5.4.310.0170.03719.09
5.4.300.0170.03718.99
5.4.290.0170.03719.09
5.4.280.0230.03319.22
5.4.270.0170.03718.85
5.4.260.0170.03718.85
5.4.250.0230.04018.97
5.4.240.0270.03018.98
5.4.230.0200.03319.22
5.4.220.0200.04018.98
5.4.210.0170.04019.21
5.4.200.0170.05019.08
5.4.190.0300.03319.00
5.4.180.0170.04019.21
5.4.170.0330.03319.07
5.4.160.0130.04019.29
5.4.150.0170.04718.97
5.4.140.0230.03316.54
5.4.130.0200.04316.33
5.4.120.0170.06316.50
5.4.110.0200.05316.59
5.4.100.0370.04716.35
5.4.90.0270.04016.54
5.4.80.0270.06316.18
5.4.70.0230.03716.57
5.4.60.0270.06316.54
5.4.50.0200.05716.51
5.4.40.0370.05316.51
5.4.30.0270.03316.13
5.4.20.0270.07016.37
5.4.10.0230.04016.51
5.4.00.0300.03715.80
5.3.290.0170.07714.52
5.3.280.0230.03714.64
5.3.270.0170.04314.52
5.3.260.0330.03314.71
5.3.250.0200.03314.52
5.3.240.0170.03714.66
5.3.230.0300.04014.65
5.3.220.0230.05314.64
5.3.210.0230.04014.48
5.3.200.0300.04014.54
5.3.190.0270.03714.79
5.3.180.0270.06014.46
5.3.170.0230.05014.48
5.3.160.0270.05014.57
5.3.150.0270.03314.54
5.3.140.0370.06714.48
5.3.130.0300.03714.54
5.3.120.0270.04014.47
5.3.110.0230.07014.55
5.3.100.0230.04014.00
5.3.90.0230.04014.07
5.3.80.0370.05714.08
5.3.70.0230.07714.13
5.3.60.0300.06314.01
5.3.50.0370.06713.86
5.3.40.0270.05013.92
5.3.30.0300.05313.92
5.3.20.0330.05313.66
5.3.10.0270.07013.66
5.3.00.0230.04713.56
5.2.170.0200.04011.69
5.2.160.0230.02711.69
5.2.150.0330.03011.69
5.2.140.0270.06011.69
5.2.130.0370.03711.69
5.2.120.0270.05011.69
5.2.110.0230.05311.69
5.2.100.0230.04711.69
5.2.90.0230.05311.69
5.2.80.0200.03311.69
5.2.70.0230.04711.69
5.2.60.0230.03311.69
5.2.50.0330.04711.69
5.2.40.0200.05311.69
5.2.30.0170.05011.69
5.2.20.0170.03011.69
5.2.10.0300.04711.69
5.2.00.0270.05311.69
5.1.60.0200.02711.69
5.1.50.0130.02711.69
5.1.40.0130.03711.69
5.1.30.0230.04711.69
5.1.20.0130.03011.69
5.1.10.0200.03011.69
5.1.00.0170.03011.69
5.0.50.0030.02311.69
5.0.40.0130.02311.69
5.0.30.0100.06711.69
5.0.20.0100.02011.69
5.0.10.0100.02011.69
5.0.00.0230.03011.69
4.4.90.0130.01311.69
4.4.80.0070.02011.69
4.4.70.0070.01711.69
4.4.60.0070.01711.69
4.4.50.0130.02711.69
4.4.40.0070.04011.69
4.4.30.0100.02311.69
4.4.20.0130.02311.69
4.4.10.0100.01311.69
4.4.00.0070.02711.69
4.3.110.0070.02011.69
4.3.100.0100.02011.69
4.3.90.0130.01311.69
4.3.80.0100.03311.69
4.3.70.0070.02311.69
4.3.60.0070.01711.69
4.3.50.0100.03011.69
4.3.40.0130.04311.69
4.3.30.0030.03711.69
4.3.20.0030.01711.69
4.3.10.0100.03311.69
4.3.00.0070.03711.69

preferences:
47.22 ms | 401 KiB | 5 Q