3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = null; var_dump($baz = $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)
8.3.60.0130.00318.43
8.3.50.0040.01116.11
8.3.40.0070.00718.59
8.3.30.0070.00718.36
8.3.20.0040.00422.52
8.3.10.0040.00421.48
8.3.00.0070.00023.48
8.2.180.0120.00318.16
8.2.170.0070.01122.96
8.2.160.0070.00720.38
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0000.00826.16
8.2.110.0030.00620.99
8.2.100.0080.00317.78
8.2.90.0040.00420.42
8.2.80.0080.00020.40
8.2.70.0060.00317.50
8.2.60.0030.00517.50
8.2.50.0070.00018.05
8.2.40.0060.00318.03
8.2.30.0000.00719.30
8.2.20.0070.00017.89
8.2.10.0040.00419.22
8.2.00.0040.00419.14
8.1.280.0130.00325.92
8.1.270.0000.00722.02
8.1.260.0070.00026.35
8.1.250.0050.00228.09
8.1.240.0000.00822.25
8.1.230.0090.00321.03
8.1.220.0040.00417.78
8.1.210.0050.00318.81
8.1.200.0000.00817.00
8.1.190.0030.00517.23
8.1.180.0040.00418.10
8.1.170.0040.00417.62
8.1.160.0050.00218.88
8.1.150.0000.00819.00
8.1.140.0040.00420.56
8.1.130.0000.00720.25
8.1.120.0080.00017.41
8.1.110.0000.00817.25
8.1.100.0040.00417.39
8.1.90.0080.00017.40
8.1.80.0070.00017.32
8.1.70.0070.00017.29
8.1.60.0030.00517.51
8.1.50.0080.00017.40
8.1.40.0080.00017.33
8.1.30.0000.00817.46
8.1.20.0070.00417.57
8.1.10.0060.00317.40
8.1.00.0040.00417.46
8.0.300.0030.00320.10
8.0.290.0040.00416.63
8.0.280.0030.00318.41
8.0.270.0070.00217.93
8.0.260.0000.00719.99
8.0.250.0070.00016.77
8.0.240.0030.00316.77
8.0.230.0050.00316.83
8.0.220.0000.00716.83
8.0.210.0040.00416.82
8.0.200.0040.00416.87
8.0.190.0000.00816.83
8.0.180.0040.00816.80
8.0.170.0050.00516.86
8.0.160.0000.00716.84
8.0.150.0030.00316.74
8.0.140.0040.00316.78
8.0.130.0000.00513.20
8.0.120.0000.00716.84
8.0.110.0000.00816.68
8.0.100.0000.00716.68
8.0.90.0060.00316.77
8.0.80.0060.00916.75
8.0.70.0050.00216.88
8.0.60.0080.00016.87
8.0.50.0040.00416.62
8.0.30.0110.00616.94
8.0.20.0160.00316.92
8.0.10.0000.00717.00
8.0.00.0090.01516.55
7.4.330.0050.00016.76
7.4.320.0030.00316.52
7.4.300.0000.00816.28
7.4.290.0070.00016.46
7.4.280.0000.00716.40
7.4.270.0070.00016.53
7.4.260.0030.00313.18
7.4.250.0030.00316.36
7.4.240.0020.00516.45
7.4.230.0000.00716.35
7.4.220.0040.00416.59
7.4.210.0040.01116.54
7.4.200.0030.00316.60
7.4.130.0150.00816.40
7.4.120.0120.00916.41
7.4.110.0000.01716.48
7.4.100.0060.01116.52
7.4.90.0060.01016.34
7.4.80.0090.01319.39
7.4.70.0060.01016.54
7.4.60.0030.01316.42
7.4.50.0090.00616.50
7.4.40.0030.01316.62
7.4.10.0100.01016.30
7.4.00.0110.00516.30
7.3.330.0030.00316.18
7.3.320.0000.00512.89
7.3.310.0070.00016.27
7.3.300.0000.00716.14
7.3.290.0070.00916.18
7.3.280.0130.00616.13
7.3.260.0100.00716.46
7.3.240.0110.00516.28
7.3.230.0090.00916.46
7.3.210.0070.01016.47
7.3.200.0030.01616.15
7.3.190.0000.01516.12
7.3.180.0000.01516.26
7.3.170.0030.01416.21
7.3.160.0030.01616.27
7.3.130.0110.00616.20
7.3.120.0030.01216.22
7.3.110.0110.01016.14
7.3.100.0060.01516.10
7.3.90.0130.00716.20
7.3.80.0030.01716.05
7.3.70.0170.00516.07
7.3.60.0150.00616.18
7.3.50.0070.01016.24
7.3.40.0070.01016.15
7.3.30.0130.00516.16
7.3.20.0100.00716.29
7.3.10.0170.00816.01
7.3.00.0140.01016.20
7.2.330.0030.01616.51
7.2.320.0060.00916.42
7.2.310.0060.01016.36
7.2.300.0060.01216.44
7.2.290.0040.01216.47
7.2.260.0130.00416.17
7.2.250.0130.00316.22
7.2.240.0140.00616.30
7.2.230.0070.01516.41
7.2.220.0110.01116.27
7.2.210.0120.01216.43
7.2.200.0070.01316.20
7.2.190.0060.00916.24
7.2.180.0110.00716.19
7.2.170.0030.01716.44
7.2.160.0100.00716.36
7.2.150.0060.01216.52
7.2.140.0050.01316.36
7.2.130.0140.01416.27
7.2.120.0060.01216.43
7.2.110.0070.01416.27
7.2.100.0090.01216.36
7.2.90.0140.00916.41
7.2.80.0070.01416.26
7.2.70.0120.00616.25
7.2.60.0060.01516.28
7.2.50.0060.01516.11
7.2.40.0060.01216.17
7.2.30.0160.01016.46
7.2.20.0090.00916.30
7.2.10.0040.01416.42
7.2.00.0070.01116.40

preferences:
63.28 ms | 400 KiB | 5 Q