3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = 5; $bar = $foo - null - 2; var_dump($bar);

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)
8.3.70.0130.00916.58
8.3.60.0030.01718.31
8.3.50.0070.00716.36
8.3.40.0080.00818.79
8.3.30.0070.00718.57
8.3.20.0040.00424.18
8.3.10.0090.00024.66
8.3.00.0050.00326.16
8.2.190.0110.00716.58
8.2.180.0130.00325.92
8.2.170.0140.00718.97
8.2.160.0130.00022.96
8.2.150.0060.00325.66
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0040.00426.35
8.2.110.0080.00420.34
8.2.100.0100.00317.91
8.2.90.0040.00417.63
8.2.80.0030.00518.64
8.2.70.0080.00017.60
8.2.60.0060.00317.50
8.2.50.0000.00818.05
8.2.40.0060.00319.82
8.2.30.0040.00418.03
8.2.20.0040.00418.07
8.2.10.0040.00419.13
8.2.00.0040.00419.12
8.1.280.0070.00725.92
8.1.270.0040.00423.99
8.1.260.0070.00028.09
8.1.250.0000.00828.09
8.1.240.0030.00623.91
8.1.230.0120.00017.76
8.1.220.0030.00617.79
8.1.210.0040.00418.77
8.1.200.0030.00617.10
8.1.190.0030.00617.11
8.1.180.0000.00818.10
8.1.170.0040.00418.59
8.1.160.0040.00418.76
8.1.150.0040.00418.87
8.1.140.0000.00718.87
8.1.130.0000.00719.99
8.1.120.0030.00517.46
8.1.110.0040.00417.38
8.1.100.0000.00717.41
8.1.90.0040.00417.30
8.1.80.0040.00717.33
8.1.70.0030.00517.29
8.1.60.0030.00517.54
8.1.50.0000.00817.45
8.1.40.0040.00417.46
8.1.30.0050.00317.44
8.1.20.0000.00817.54
8.1.10.0040.00417.40
8.1.00.0040.00417.39
8.0.300.0070.00020.68
8.0.290.0000.00816.75
8.0.280.0000.00718.29
8.0.270.0030.00317.99
8.0.260.0000.00620.25
8.0.250.0040.00416.93
8.0.240.0030.00616.98
8.0.230.0000.00616.86
8.0.220.0030.00316.89
8.0.210.0000.00816.78
8.0.200.0080.00016.86
8.0.190.0030.00316.90
8.0.180.0000.00716.79
8.0.170.0040.00416.84
8.0.160.0070.00016.86
8.0.150.0040.00416.94
8.0.140.0070.00016.86
8.0.130.0030.00313.34
8.0.120.0050.00216.81
8.0.110.0000.00716.95
8.0.100.0000.00716.88
8.0.90.0070.00017.00
8.0.80.0110.00616.90
8.0.70.0000.00716.79
8.0.60.0040.00416.75
8.0.50.0000.00716.76
8.0.30.0070.01117.14
8.0.20.0130.00916.94
8.0.10.0000.00816.89
8.0.00.0100.01016.69
7.4.330.0000.00515.55
7.4.320.0030.00316.54
7.4.300.0060.00016.35
7.4.290.0020.00516.53
7.4.280.0000.00816.33
7.4.270.0080.00316.44
7.4.260.0000.00613.27
7.4.250.0050.00316.31
7.4.240.0000.00816.46
7.4.230.0040.00416.41
7.4.220.0050.00216.44
7.4.210.0060.00816.54
7.4.200.0040.00416.33
7.4.130.0130.00816.56
7.4.120.0100.01016.45
7.4.110.0060.01416.41
7.4.100.0110.00516.36
7.4.90.0120.00616.53
7.4.80.0060.01816.30
7.4.70.0110.00616.30
7.4.60.0040.01316.25
7.4.50.0030.01416.27
7.4.40.0070.01016.42
7.4.30.0120.00616.17
7.4.20.0100.00716.32
7.4.10.0060.01116.25
7.4.00.0130.00316.27
7.3.330.0040.00416.34
7.3.320.0030.00313.10
7.3.310.0050.00216.33
7.3.300.0030.00316.18
7.3.290.0070.01016.25
7.3.280.0120.00316.20
7.3.260.0110.00716.37
7.3.230.0140.00316.43
7.3.210.0100.00716.30
7.3.200.0140.01016.41
7.3.190.0100.00716.38
7.3.180.0140.00316.32
7.3.170.0080.00816.23
7.3.160.0080.00816.36
7.3.150.0100.00616.40
7.3.140.0060.00916.03
7.3.130.0100.00716.04
7.3.120.0040.01216.40
7.3.110.0130.00316.23
7.3.100.0070.01016.11
7.3.90.0070.01016.35
7.3.80.0130.00316.24
7.3.70.0060.01016.30
7.3.60.0100.00716.20
7.3.50.0060.01016.05
7.3.40.0040.01116.00
7.3.30.0080.01416.32
7.3.20.0160.00416.23
7.3.10.0140.00316.12
7.3.00.0130.00616.08
7.2.330.0160.00916.11
7.2.320.0100.01416.27
7.2.310.0110.00716.21
7.2.300.0070.01416.52
7.2.290.0090.00616.23
7.2.280.0070.01016.21
7.2.270.0070.01116.13
7.2.260.0100.00716.57
7.2.250.0090.00616.23
7.2.240.0120.00616.45
7.2.230.0060.01216.20
7.2.220.0070.00716.33
7.2.210.0100.00716.57
7.2.200.0100.00716.23
7.2.190.0070.01016.20
7.2.180.0110.00616.26
7.2.170.0100.00716.29
7.2.160.0030.01516.30
7.2.150.0120.00616.23
7.2.140.0070.01116.52
7.2.130.0140.00416.16
7.2.120.0170.01116.28
7.2.110.0110.00716.46
7.2.100.0160.00316.47
7.2.90.0110.00716.27
7.2.80.0130.00716.13
7.2.70.0090.00916.45
7.2.60.0050.01416.29
7.2.50.0060.01216.34
7.2.40.0080.01016.38
7.2.30.0060.01216.17
7.2.20.0050.01316.34
7.2.10.0110.00716.28
7.2.00.0090.00916.31

preferences:
30.57 ms | 401 KiB | 5 Q