3v4l.org

run code in 300+ PHP versions simultaneously
<?hh $foo = 'bar'; $array = [1,2,3]; foreach ($array as &$foo) { $foo = $foo * $foo; } var_dump($foo); $foo = 'derp'; var_dump($array);

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)
8.3.60.0070.00718.04
8.3.50.0110.01122.85
8.3.40.0040.01118.59
8.3.30.0070.00718.92
8.3.20.0070.00020.20
8.3.10.0030.00618.46
8.3.00.0070.00719.36
8.2.180.0100.00616.50
8.2.170.0070.01422.96
8.2.160.0070.00720.58
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0070.00026.16
8.2.120.0050.00320.96
8.2.110.0060.00322.06
8.2.100.0120.00018.09
8.2.90.0040.00419.22
8.2.80.0090.00017.97
8.2.70.0000.00817.50
8.2.60.0000.00917.93
8.2.50.0030.00618.07
8.2.40.0030.00618.22
8.2.30.0000.00719.45
8.2.20.0000.00817.62
8.2.10.0000.00817.92
8.2.00.0070.00017.54
8.1.280.0140.00025.92
8.1.270.0080.00022.14
8.1.260.0030.00326.35
8.1.250.0000.00728.09
8.1.240.0030.00622.76
8.1.230.0090.00319.55
8.1.220.0030.00617.74
8.1.210.0040.00418.77
8.1.200.0040.00417.23
8.1.190.0080.00017.11
8.1.180.0050.00318.10
8.1.170.0040.00418.55
8.1.160.0050.00221.85
8.1.150.0070.00018.74
8.1.140.0040.00417.36
8.1.130.0030.00317.73
8.1.120.0040.00417.36
8.1.110.0000.00817.27
8.1.100.0060.00317.36
8.1.90.0000.00717.28
8.1.80.0050.00317.16
8.1.70.0040.00417.20
8.1.60.0050.00317.47
8.1.50.0040.00417.34
8.1.40.0040.00417.31
8.1.30.0040.00417.41
8.1.20.0050.00217.40
8.1.10.0040.00417.46
8.1.00.0070.00017.20
8.0.300.0000.00818.77
8.0.290.0000.00716.75
8.0.280.0030.00318.41
8.0.270.0000.00717.18
8.0.260.0030.00317.22
8.0.250.0030.00316.86
8.0.240.0040.00416.88
8.0.230.0040.00416.75
8.0.220.0070.00016.77
8.0.210.0070.00016.70
8.0.200.0030.00316.83
8.0.190.0000.00816.80
8.0.180.0030.00316.71
8.0.170.0000.00716.68
8.0.160.0000.00716.63
8.0.150.0070.00016.70
8.0.140.0000.00716.61
8.0.130.0030.00313.41
8.0.120.0050.00316.70
8.0.110.0030.00516.67
8.0.100.0000.00716.71
8.0.90.0040.00416.62
8.0.80.0000.01716.64
8.0.70.0000.00816.86
8.0.60.0080.00016.77
8.0.50.0070.00016.63
8.0.30.0120.00617.00
8.0.20.0130.01017.40
8.0.10.0000.00716.66
8.0.00.0090.01116.57
7.4.330.0000.00515.05
7.4.320.0000.00616.38
7.4.300.0000.00616.46
7.4.290.0030.00316.54
7.4.280.0060.00316.35
7.4.270.0000.00616.32
7.4.260.0040.00416.39
7.4.250.0080.00016.43
7.4.240.0020.00516.36
7.4.230.0000.00616.27
7.4.220.0030.01616.23
7.4.210.0040.01116.47
7.4.200.0000.00716.45
7.4.160.0160.01316.55
7.4.150.0110.00617.40
7.4.140.0100.00917.86
7.4.130.0130.00516.36
7.4.120.0100.00716.46
7.4.110.0150.00716.33
7.4.100.0070.01016.41
7.4.90.0110.00616.32
7.4.80.0120.01219.39
7.4.70.0070.01016.42
7.4.60.0090.00616.49
7.4.50.0050.00016.01
7.4.40.0100.00616.30
7.4.30.0100.00716.38
7.3.330.0060.00013.15
7.3.320.0060.00013.20
7.3.310.0030.00316.06
7.3.300.0000.00616.11
7.3.290.0060.01216.13
7.3.280.0080.00816.16
7.3.270.0070.01017.40
7.3.260.0070.01016.36
7.3.250.0080.01016.34
7.3.240.0120.00916.53
7.3.230.0130.00316.39
7.3.210.0130.00916.10
7.3.200.0080.01419.39
7.3.190.0100.01316.16
7.3.180.0080.00816.41
7.3.170.0090.00916.27
7.3.160.0070.01316.36
7.2.330.0070.01516.57
7.2.320.0090.00916.50
7.2.310.0170.00716.28
7.2.300.0070.01016.30
7.2.290.0060.01516.49
5.4.320.0050.04312.45
5.4.310.0130.04312.45
5.4.300.0080.03612.45
5.4.290.0120.04212.45
5.4.280.0070.03712.34
5.4.270.0110.04012.34
5.4.260.0110.04112.34
5.4.250.0060.03712.35
5.4.240.0070.03912.34
5.4.230.0050.03912.34
5.4.220.0050.03712.34
5.4.210.0040.04112.34
5.4.200.0090.03912.34
5.4.190.0060.04012.34
5.4.180.0050.03712.34
5.4.170.0070.03812.35
5.4.160.0070.04212.34
5.4.150.0090.03412.34
5.4.140.0100.03612.02
5.4.130.0100.04012.01
5.4.120.0090.04411.97
5.4.110.0070.03611.96
5.4.100.0050.03711.96
5.4.90.0050.03811.96
5.4.80.0070.03511.96
5.4.70.0080.03211.96
5.4.60.0050.03611.96
5.4.50.0040.03711.96
5.4.40.0050.03511.95
5.4.30.0040.03711.95
5.4.20.0070.03411.95
5.4.10.0050.03611.95
5.4.00.0050.03611.44

preferences:
37.08 ms | 401 KiB | 5 Q