3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = [ 'a' => 'a', 'b' => 'b', ]; array_walk($var, function ($value) { }); var_dump(key($var));

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)
8.3.60.0130.00716.63
8.3.50.0100.00516.26
8.3.40.0150.00318.64
8.3.30.0110.00318.71
8.3.20.0040.00420.34
8.3.10.0000.00721.86
8.3.00.0030.00621.59
8.2.180.0110.00416.63
8.2.170.0120.00322.96
8.2.160.0030.01020.39
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0000.00820.89
8.2.120.0040.00426.35
8.2.110.0070.00321.04
8.2.100.0120.00017.78
8.2.90.0080.00017.90
8.2.80.0000.00817.97
8.2.70.0030.00617.63
8.2.60.0080.00018.04
8.2.50.0040.00418.09
8.2.40.0080.00022.32
8.2.30.0040.00419.35
8.2.20.0000.00817.64
8.2.10.0030.00518.12
8.2.00.0030.00618.00
8.1.280.0070.01025.92
8.1.270.0060.00322.14
8.1.260.0070.00028.09
8.1.250.0070.00028.09
8.1.240.0070.01422.61
8.1.230.0070.00421.04
8.1.220.0030.00617.74
8.1.210.0040.00418.89
8.1.200.0000.00917.35
8.1.190.0060.00317.22
8.1.180.0080.00018.10
8.1.170.0040.00418.50
8.1.160.0050.00220.87
8.1.150.0020.00518.96
8.1.140.0040.00419.50
8.1.130.0090.00518.30
8.1.120.0050.00317.48
8.1.110.0000.00817.34
8.1.100.0030.00317.50
8.1.90.0070.00017.45
8.1.80.0040.00417.50
8.1.70.0070.00017.48
8.1.60.0000.00717.55
8.1.50.0040.00417.56
8.1.40.0080.00017.45
8.1.30.0090.00017.66
8.1.20.0040.00417.54
8.1.10.0040.00417.54
8.1.00.0000.00817.45
8.0.300.0040.00419.86
8.0.290.0080.00016.63
8.0.280.0000.00718.39
8.0.270.0030.00317.18
8.0.260.0060.00017.18
8.0.250.0000.00716.92
8.0.240.0070.00016.79
8.0.230.0000.00816.80
8.0.220.0000.00616.77
8.0.210.0000.00716.89
8.0.200.0040.00416.88
8.0.190.0030.00516.99
8.0.180.0000.00716.97
8.0.170.0040.00416.96
8.0.160.0030.00316.93
8.0.150.0070.00016.73
8.0.140.0000.00716.89
8.0.130.0030.00313.32
8.0.120.0050.00216.73
8.0.110.0040.00416.98
8.0.100.0030.00516.95
8.0.90.0000.00716.79
8.0.80.0120.00316.83
8.0.70.0040.00416.76
8.0.60.0000.00816.93
8.0.50.0070.00016.95
8.0.30.0100.00717.28
8.0.20.0150.01017.40
8.0.10.0000.00717.04
8.0.00.0080.00717.24
7.4.330.0040.00515.90
7.4.320.0000.00616.52
7.4.300.0070.00016.62
7.4.290.0040.00416.41
7.4.280.0080.00016.64
7.4.270.0000.00716.64
7.4.260.0000.00916.39
7.4.250.0070.00016.36
7.4.240.0030.00316.63
7.4.230.0030.00316.41
7.4.220.0110.00716.47
7.4.210.0090.00816.59
7.4.200.0070.00016.41
7.4.160.0060.01316.50
7.4.150.0090.00917.40
7.4.140.0170.01417.86
7.4.130.0120.00816.48
7.4.120.0120.00516.43
7.4.110.0070.01116.44
7.4.100.0080.01116.57
7.4.90.0150.00416.56
7.4.80.0110.01119.39
7.4.70.0090.00616.51
7.4.60.0030.01516.53
7.4.50.0090.00616.53
7.4.40.0100.01316.48
7.4.30.0030.01416.49
7.4.00.0030.01015.09
7.3.330.0040.00413.03
7.3.320.0000.00613.23
7.3.310.0030.00316.30
7.3.300.0070.00016.18
7.3.290.0030.00316.25
7.3.280.0090.00716.24
7.3.270.0080.01217.40
7.3.260.0150.00216.37
7.3.250.0090.01016.41
7.3.240.0100.00716.46
7.3.230.0140.00316.39
7.3.210.0080.00816.17
7.3.200.0060.01019.39
7.3.190.0090.00616.20
7.3.180.0120.01016.18
7.3.170.0120.00616.32
7.3.160.0090.00616.21
7.3.00.0130.00119.31
7.2.330.0120.00616.25
7.2.320.0090.01116.45
7.2.310.0130.00516.36
7.2.300.0120.00416.51
7.2.290.0180.00416.58
7.2.60.0060.00316.51
7.2.00.0000.01319.29
7.1.200.0030.00915.71
7.1.100.0070.00718.07
7.1.70.0000.01117.02
7.1.60.0040.01819.40
7.1.50.0040.01916.96
7.1.00.0060.01819.16
7.0.330.0030.01118.04
7.0.200.0100.00314.86
7.0.100.0100.07020.05
7.0.90.0070.08019.95
7.0.80.0130.08020.00
7.0.70.0070.08019.94
7.0.60.0100.07720.05
7.0.50.0500.07720.25
7.0.40.0000.09020.06
7.0.30.0030.08320.15
7.0.20.0030.07319.96
7.0.10.0100.06320.00
7.0.00.0140.02518.67
5.6.280.0070.05720.93
5.6.250.0170.07020.59
5.6.240.0070.08320.65
5.6.230.0130.06720.64
5.6.220.0100.05320.73
5.6.210.0170.07320.59
5.6.200.0070.08321.07
5.6.190.0130.03320.94
5.6.180.0130.06721.11
5.6.170.0030.08321.11
5.6.160.0130.07321.03
5.6.150.0130.06021.01
5.6.140.0130.05721.07
5.6.130.0000.09021.08
5.6.120.0070.06721.02
5.6.110.0070.04721.04
5.6.100.0070.08321.11
5.6.90.0070.06321.01
5.6.80.0070.08020.43
5.6.70.0170.06720.50
5.6.60.0100.07720.42
5.6.50.0070.05320.55
5.6.40.0030.06320.50
5.6.30.0000.04720.31
5.6.20.0170.07020.44
5.6.10.0130.07720.38
5.6.00.0070.07720.45
5.5.380.0130.04320.42
5.5.370.0130.07720.50
5.5.360.0000.08320.34
5.5.350.0000.08720.43
5.5.340.0070.07320.77
5.5.330.0130.07020.90
5.5.320.0070.09020.77
5.5.310.0170.06720.77
5.5.300.0030.08720.89
5.5.290.0100.08720.72
5.5.280.0130.07020.64
5.5.270.0270.07020.91
5.5.260.0070.04720.77
5.5.250.0130.06020.74
5.5.240.0030.07320.19
5.5.230.0070.06720.00
5.5.220.0070.08720.27
5.5.210.0100.07020.24
5.5.200.0100.07020.25
5.5.190.0130.07020.21
5.5.180.0070.07020.14
5.5.160.0100.07320.22
5.5.150.0000.07720.24
5.5.140.0170.07020.27
5.5.130.0070.08720.23
5.5.120.0070.07319.99
5.5.110.0030.06020.24
5.5.100.0030.08320.17
5.5.90.0100.07320.16
5.5.80.0070.07720.01
5.5.70.0130.07320.15
5.5.60.0100.08020.06
5.5.50.0070.07720.09
5.5.40.0070.05720.09
5.5.30.0100.07720.09
5.5.20.0170.05020.10
5.5.10.0100.07720.04
5.5.00.0070.08019.97

preferences:
62.32 ms | 401 KiB | 5 Q