3v4l.org

run code in 300+ PHP versions simultaneously
<?php $fruits = array("d" => "lemon", "a" => "orange", "b" => "banana", "c" => "apple"); function pram_alter($item1, $key, $prefix) { $item1 = "$prefix: $item1"; echo $item1; } function test_print($item2, $key) { echo "$$key = '$item2';\n"; } echo "Before ...:\n"; array_walk($fruits, 'test_print'); ?>

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)
8.3.40.0160.00018.59
8.3.30.0140.00019.15
8.3.20.0080.00020.38
8.3.10.0040.00420.54
8.3.00.0000.00819.13
8.2.170.0120.00622.96
8.2.160.0100.00320.35
8.2.150.0040.00424.18
8.2.140.0050.00224.66
8.2.130.0040.00426.16
8.2.120.0040.00420.78
8.2.110.0030.00620.45
8.2.100.0040.00718.09
8.2.90.0000.00819.05
8.2.80.0000.00817.97
8.2.70.0070.00317.50
8.2.60.0030.00617.93
8.2.50.0060.00318.07
8.2.40.0080.00018.09
8.2.30.0040.00419.47
8.2.20.0000.00817.69
8.2.10.0080.00018.13
8.2.00.0040.00417.85
8.1.270.0060.00322.02
8.1.260.0090.00026.35
8.1.250.0000.00828.09
8.1.240.0080.00022.04
8.1.230.0000.01117.64
8.1.220.0080.00017.79
8.1.210.0080.00018.77
8.1.200.0040.00717.23
8.1.190.0080.00017.22
8.1.180.0080.00018.10
8.1.170.0000.01018.50
8.1.160.0080.00021.82
8.1.150.0040.00418.75
8.1.140.0030.00617.39
8.1.130.0030.00317.70
8.1.120.0000.00817.39
8.1.110.0030.00517.23
8.1.100.0040.00317.26
8.1.90.0040.00417.37
8.1.80.0040.00417.38
8.1.70.0030.00317.29
8.1.60.0060.00317.48
8.1.50.0080.00017.49
8.1.40.0030.00517.53
8.1.30.0030.00617.52
8.1.20.0040.00417.52
8.1.10.0040.00417.46
8.1.00.0040.00417.40
8.0.300.0060.00318.77
8.0.290.0000.00716.63
8.0.280.0030.00318.53
8.0.270.0030.00317.25
8.0.260.0060.00317.18
8.0.250.0000.00817.00
8.0.240.0000.00616.85
8.0.230.0070.00016.98
8.0.220.0070.00016.88
8.0.210.0030.00316.93
8.0.200.0030.00316.93
8.0.190.0070.00016.94
8.0.180.0030.00616.93
8.0.170.0030.00516.93
8.0.160.0000.00816.98
8.0.150.0040.00416.72
8.0.140.0040.00416.85
8.0.130.0000.00513.33
8.0.120.0000.00816.84
8.0.110.0080.00016.81
8.0.100.0070.00016.82
8.0.90.0070.00016.71
8.0.80.0110.01116.78
8.0.70.0040.00416.96
8.0.60.0040.00416.89
8.0.50.0000.00716.89
8.0.30.0090.00916.96
8.0.20.0120.00717.40
8.0.10.0040.00416.81
8.0.00.0100.01116.79
7.4.330.0060.00015.00
7.4.320.0000.00716.45
7.4.300.0070.00016.44
7.4.290.0070.00016.56
7.4.280.0040.00416.41
7.4.270.0000.00616.37
7.4.260.0070.00016.44
7.4.250.0070.00016.41
7.4.240.0040.00416.53
7.4.230.0040.00416.43
7.4.220.0090.01016.46
7.4.210.0000.01616.46
7.4.200.0030.00316.37
7.4.160.0090.00616.37
7.4.150.0090.00917.40
7.4.140.0150.00517.86
7.4.130.0080.00916.46
7.4.120.0040.01316.45
7.4.110.0120.00616.39
7.4.100.0070.01016.27
7.4.90.0080.00816.39
7.4.80.0080.01519.39
7.4.70.0130.00316.59
7.4.60.0090.01216.29
7.4.50.0030.00616.21
7.4.40.0170.00016.30
7.4.30.0090.00716.58
7.4.00.0030.01215.05
7.3.330.0050.00013.27
7.3.320.0050.00013.27
7.3.310.0070.00016.20
7.3.300.0000.00616.25
7.3.290.0090.01216.16
7.3.280.0050.01116.24
7.3.270.0100.00617.40
7.3.260.0150.00916.30
7.3.250.0100.00816.26
7.3.240.0120.00616.23
7.3.230.0070.01016.48
7.3.210.0110.00616.43
7.3.200.0120.00919.39
7.3.190.0050.01116.29
7.3.180.0200.00016.32
7.3.170.0070.01016.34
7.3.160.0150.00416.39
7.3.120.0030.01214.82
7.3.110.0070.00314.78
7.3.100.0080.00414.75
7.3.90.0040.01114.79
7.3.80.0100.00614.96
7.3.70.0060.00914.84
7.3.60.0120.00314.80
7.3.50.0120.00314.46
7.3.40.0040.01114.59
7.3.30.0100.00714.63
7.3.20.0070.01016.66
7.3.10.0070.00316.41
7.3.00.0020.00916.62
7.2.330.0070.01116.42
7.2.320.0060.01816.64
7.2.310.0040.01316.55
7.2.300.0080.00816.52
7.2.290.0080.00816.70
7.2.240.0080.00514.84
7.2.230.0060.00914.54
7.2.220.0080.00615.07
7.2.210.0130.00314.67
7.2.200.0030.01415.09
7.2.190.0040.01414.69
7.2.180.0000.01514.94
7.2.170.0000.01314.86
7.2.160.0080.00414.84
7.2.150.0120.00316.82
7.2.140.0040.01216.58
7.2.130.0050.01016.78
7.2.120.0120.00316.74
7.2.110.0090.00916.81
7.2.100.0040.01216.76
7.2.90.0030.01016.75
7.2.80.0050.01116.79
7.2.70.0060.00816.75
7.2.60.0100.00516.61
7.2.50.0100.00516.83
7.2.40.0080.00516.73
7.2.30.0050.00916.64
7.2.20.0090.00416.72
7.2.10.0050.01016.63
7.2.00.0070.00916.58
7.1.330.0040.00715.76
7.1.320.0030.01315.82
7.1.310.0000.01115.62
7.1.300.0040.01115.70
7.1.290.0030.00615.70
7.1.280.0040.01115.68
7.1.270.0030.01015.73
7.1.260.0070.01015.77
7.1.250.0050.00715.68
7.1.100.0040.00718.14
7.1.70.0000.00917.19
7.1.60.0120.00319.61
7.1.50.0200.01334.54
7.1.00.0100.07022.43
7.0.200.0000.00916.91
7.0.140.0030.07321.95
7.0.60.0070.05719.96
7.0.50.0000.05017.89
7.0.40.0030.04320.25
7.0.30.0230.06320.25
7.0.20.0400.06320.21
7.0.10.0130.08320.09
7.0.00.0170.05720.23
5.6.210.0130.07020.75
5.6.200.0100.07718.22
5.6.190.0070.08020.51
5.6.180.0300.04320.42
5.6.170.0230.08320.55
5.6.160.0100.08320.50
5.6.150.0130.07018.27
5.6.140.0030.04018.27
5.6.130.0030.08718.15
5.6.120.0070.08321.04
5.6.110.0100.08020.89
5.6.100.0000.04720.98
5.6.90.0070.08321.01
5.6.80.0130.07720.37
5.5.350.0170.04020.39
5.5.340.0030.05318.09
5.5.330.0030.04720.27
5.5.320.0270.05320.20
5.5.310.0300.05720.35
5.5.300.0100.06317.98
5.5.290.0100.07017.94
5.5.280.0070.08720.77
5.5.270.0070.03720.77
5.5.260.0070.06720.68
5.5.250.0200.06020.78
5.5.240.0030.03720.28
5.4.450.0200.03319.33
5.4.440.0170.03719.38
5.4.430.0130.05319.54
5.4.420.0670.06019.66
5.4.410.0270.05319.38
5.4.400.0130.06019.02
5.4.390.0630.06719.34
5.4.380.0270.05318.52
5.4.370.0370.05718.64
5.4.360.0270.07318.73
5.4.350.0230.07318.49
5.4.340.0230.08018.71
5.4.320.0030.03912.50
5.4.310.0060.03812.50
5.4.300.0030.04112.50
5.4.290.0070.03712.50
5.4.280.0030.03812.40
5.4.270.0070.03412.40
5.4.260.0040.03812.40
5.4.250.0060.03612.40
5.4.240.0060.03512.40
5.4.230.0060.04312.39
5.4.220.0060.03712.39
5.4.210.0050.03512.39
5.4.200.0060.03712.39
5.4.190.0050.03612.39
5.4.180.0040.03712.39
5.4.170.0040.04112.40
5.4.160.0100.03412.39
5.4.150.0050.03712.39
5.4.140.0060.03612.07
5.4.130.0080.04012.06
5.4.120.0050.03612.02
5.4.110.0050.03512.02
5.4.100.0050.03612.02
5.4.90.0050.03712.01
5.4.80.0050.03712.01
5.4.70.0040.03712.01
5.4.60.0080.03612.01
5.4.50.0070.03312.01
5.4.40.0040.03612.00
5.4.30.0060.03711.99
5.4.20.0040.03711.99
5.4.10.0070.03412.00
5.4.00.0010.04011.48
5.3.290.0070.04012.80
5.3.280.0050.03912.71
5.3.270.0060.04412.72
5.3.260.0060.03912.72
5.3.250.0130.03212.72
5.3.240.0060.03912.72
5.3.230.0130.04012.71
5.3.220.0100.03912.68
5.3.210.0100.03812.68
5.3.200.0080.03412.68
5.3.190.0090.03912.68
5.3.180.0030.03912.67
5.3.170.0030.04012.67
5.3.160.0080.03912.67
5.3.150.0100.03612.67
5.3.140.0060.03812.66
5.3.130.0080.04112.65
5.3.120.0130.03212.65
5.3.110.0060.04012.66
5.3.100.0050.03812.12
5.3.90.0070.03612.10
5.3.80.0100.03212.09
5.3.70.0050.03912.10
5.3.60.0060.03912.08
5.3.50.0070.04012.03
5.3.40.0080.03712.03
5.3.30.0080.03711.98
5.3.20.0060.03411.77
5.3.10.0050.03611.73
5.3.00.0060.03911.72
5.2.170.0040.0319.23
5.2.160.0020.0339.23
5.2.150.0040.0329.23
5.2.140.0090.0419.22
5.2.130.0050.0429.18
5.2.120.0110.0399.18
5.2.110.0070.0359.19
5.2.100.0070.0319.19
5.2.90.0060.0279.18
5.2.80.0070.0339.18
5.2.70.0050.0349.18
5.2.60.0070.0279.13
5.2.50.0060.0339.11
5.2.40.0080.0359.08
5.2.30.0050.0319.05
5.2.20.0080.0279.03
5.2.10.0060.0308.95
5.2.00.0040.0308.81
5.1.60.0070.0218.09
5.1.50.0010.0298.09
5.1.40.0050.0248.07
5.1.30.0060.0248.42
5.1.20.0080.0288.44
5.1.10.0030.0268.16
5.1.00.0070.0328.17
5.0.50.0030.0236.64
5.0.40.0040.0226.50
5.0.30.0030.0336.32
5.0.20.0010.0226.28
5.0.10.0030.0226.26
5.0.00.0030.0316.25
4.4.90.0040.0194.78
4.4.80.0020.0224.76
4.4.70.0040.0174.75
4.4.60.0020.0164.76
4.4.50.0050.0134.77
4.4.40.0010.0274.71
4.4.30.0030.0164.76
4.4.20.0020.0164.84
4.4.10.0030.0154.85
4.4.00.0030.0244.76
4.3.110.0020.0164.67
4.3.100.0030.0144.66
4.3.90.0020.0154.63
4.3.80.0030.0254.59
4.3.70.0020.0154.63
4.3.60.0030.0164.63
4.3.50.0030.0154.63
4.3.40.0030.0244.54
4.3.30.0030.0153.30
4.3.20.0020.0163.29
4.3.10.0030.0213.25
4.3.00.0100.01314.28

preferences:
38.3 ms | 400 KiB | 5 Q