3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = ['bar' => 23, 'foo' => 42]; foreach ($foo as &$value) { $value = 33 + "-". $value; } var_dump($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)
8.3.60.0110.00316.75
8.3.50.0110.00417.94
8.3.40.0040.01118.73
8.3.30.0070.01118.73
8.3.20.0070.00020.26
8.3.10.0040.00421.90
8.3.00.0080.00019.25
8.2.180.0140.00716.88
8.2.170.0100.00422.96
8.2.160.0100.01020.39
8.2.150.0080.00024.18
8.2.140.0090.00024.66
8.2.130.0030.00617.50
8.2.120.0040.00426.35
8.2.110.0070.00420.47
8.2.100.0040.00717.93
8.2.90.0030.00519.18
8.2.80.0050.00517.97
8.2.70.0040.00417.47
8.2.60.0000.00817.93
8.2.50.0030.00518.07
8.2.40.0070.00319.30
8.2.30.0040.00420.42
8.2.20.0060.00317.73
8.2.10.0000.00818.07
8.2.00.0000.00718.17
8.1.280.0070.00725.92
8.1.270.0030.00623.96
8.1.260.0070.00028.09
8.1.250.0040.00428.09
8.1.240.0000.00823.88
8.1.230.0090.00317.66
8.1.220.0000.00817.78
8.1.210.0030.00618.77
8.1.200.0040.00417.35
8.1.190.0040.00417.35
8.1.180.0080.00018.10
8.1.170.0040.00418.70
8.1.160.0000.00721.95
8.1.150.0000.00718.80
8.1.140.0040.00419.61
8.1.130.0040.00417.70
8.1.120.0000.00817.44
8.1.110.0040.00417.35
8.1.100.0070.00017.46
8.1.90.0040.00417.34
8.1.80.0030.00517.35
8.1.70.0000.00817.39
8.1.60.0060.00317.61
8.1.50.0040.00417.54
8.1.40.0030.00617.53
8.1.30.0100.00017.62
8.1.20.0030.00617.58
8.1.10.0040.00417.60
8.1.00.0000.00817.53
8.0.300.0050.00318.77
8.0.290.0050.00316.63
8.0.280.0050.00318.39
8.0.270.0070.00017.32
8.0.260.0030.00317.31
8.0.250.0030.00316.91
8.0.240.0000.00616.96
8.0.230.0030.00317.02
8.0.220.0000.00716.88
8.0.210.0040.00417.01
8.0.200.0000.00716.87
8.0.190.0000.00716.90
8.0.180.0080.00317.00
8.0.170.0040.00417.02
8.0.160.0040.00416.93
8.0.150.0040.00416.76
8.0.140.0030.00316.87
8.0.130.0030.00313.37
8.0.120.0040.00416.83
8.0.110.0080.00016.97
8.0.100.0000.00716.92
8.0.90.0000.00716.93
8.0.80.0000.01516.87
8.0.70.0000.00716.89
8.0.60.0000.00716.78
8.0.50.0040.00416.73
8.0.30.0050.01417.15
8.0.20.0090.01017.40
8.0.10.0000.00717.06
8.0.00.0060.01116.77
7.4.330.0000.00615.08
7.4.320.0030.00316.43
7.4.300.0030.00316.54
7.4.290.0000.00716.60
7.4.280.0040.00416.58
7.4.270.0020.00516.51
7.4.260.0000.00716.55
7.4.250.0040.00416.46
7.4.240.0060.00116.62
7.4.230.0070.00016.60
7.4.220.0090.00916.48
7.4.210.0070.01016.50
7.4.200.0000.00716.49
7.4.160.0000.01516.54
7.4.150.0150.01117.40
7.4.140.0080.01017.86
7.4.130.0110.00616.54
7.4.120.0110.00716.43
7.4.110.0140.00316.46
7.4.100.0110.01216.48
7.4.90.0080.00816.41
7.4.80.0070.01019.39
7.4.70.0110.01116.60
7.4.60.0050.01116.34
7.4.50.0040.01216.28
7.4.40.0100.00616.61
7.4.30.0130.00616.32
7.4.00.0070.00714.70
7.3.330.0060.00013.17
7.3.320.0000.00513.30
7.3.310.0040.00216.39
7.3.300.0030.00316.37
7.3.290.0080.00616.32
7.3.280.0090.01016.35
7.3.270.0080.00817.40
7.3.260.0090.00916.31
7.3.250.0130.00416.42
7.3.240.0120.00716.24
7.3.230.0150.00416.41
7.3.210.0040.01316.30
7.3.200.0120.00316.76
7.3.190.0030.01516.53
7.3.180.0030.01216.39
7.3.170.0040.01616.45
7.3.160.0030.01316.31
7.2.330.0130.00616.35
7.2.320.0130.01316.68
7.2.310.0150.00616.65
7.2.300.0100.01316.61
7.2.290.0180.00616.65
7.2.60.0030.01016.76
7.2.00.0030.00919.34
7.1.200.0210.00615.56
7.1.100.0180.01117.83
7.1.70.0000.00917.01
7.1.60.0090.01219.48
7.1.50.0040.01916.99
7.1.00.0000.07722.36
7.0.200.0210.00714.39
7.0.60.0000.05719.89
7.0.50.0070.08017.80
7.0.40.0100.05320.14
7.0.30.0300.07720.01
7.0.20.0200.04020.16
7.0.10.0030.05320.09
7.0.00.0100.06720.21
5.6.280.0000.04021.07
5.6.210.0000.04720.61
5.6.200.0070.04018.12
5.6.190.0070.07020.57
5.6.180.0300.05720.39
5.6.170.0230.08320.34
5.6.160.0200.07320.54
5.6.150.0070.07318.13
5.6.140.0030.04018.20
5.6.130.0030.04018.11
5.6.120.0100.07721.11
5.6.110.0330.06020.89
5.6.100.0170.07320.93
5.6.90.0100.06720.96
5.6.80.0170.06020.48
5.5.350.0330.07720.41
5.5.340.0170.06717.98
5.5.330.0100.03720.12
5.5.320.0100.06720.18
5.5.310.0200.04020.17
5.5.300.0100.04017.91
5.5.290.0030.04017.91
5.5.280.0030.04720.96
5.5.270.0000.04720.83
5.5.260.0100.04720.76
5.5.250.0070.07320.61
5.5.240.0230.07320.18

preferences:
70.55 ms | 401 KiB | 5 Q