3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array[] = array('first'=>'jake','last'=>'quattrocchi'); $array[] = array('first'=>'david'); foreach($array as $key=>&$value){ $key[$value]['first'] == 'adfgadgadfg'; } 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)
8.3.60.0100.00616.63
8.3.50.0140.00721.15
8.3.40.0150.00018.87
8.3.30.0160.00019.01
8.3.20.0090.00620.42
8.3.10.0080.00021.82
8.3.00.0090.00017.68
8.2.180.0040.01116.50
8.2.170.0040.01122.96
8.2.160.0100.00322.12
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00319.48
8.2.110.0080.00020.47
8.2.100.0040.00818.03
8.2.90.0070.00019.35
8.2.80.0060.00317.97
8.2.70.0030.00617.48
8.2.60.0000.00818.04
8.2.50.0040.00418.07
8.2.40.0000.00718.28
8.2.30.0060.00318.21
8.2.20.0000.00817.65
8.2.10.0000.00717.99
8.2.00.0030.00717.69
8.1.280.0140.00425.92
8.1.270.0000.00923.63
8.1.260.0040.00426.35
8.1.250.0030.00628.09
8.1.240.0060.00323.75
8.1.230.0040.00820.95
8.1.220.0000.00817.79
8.1.210.0040.00418.77
8.1.200.0060.00617.35
8.1.190.0080.00017.23
8.1.180.0000.00818.10
8.1.170.0040.00418.31
8.1.160.0000.00722.04
8.1.150.0080.00018.91
8.1.140.0040.00417.39
8.1.130.0030.00317.68
8.1.120.0000.00717.36
8.1.110.0040.00417.32
8.1.100.0040.00417.45
8.1.90.0030.00717.44
8.1.80.0000.00817.48
8.1.70.0000.00717.41
8.1.60.0040.00417.47
8.1.50.0060.00317.50
8.1.40.0040.00417.52
8.1.30.0030.00617.54
8.1.20.0030.00517.65
8.1.10.0040.00417.66
8.1.00.0000.00817.52
8.0.300.0070.00018.77
8.0.290.0000.00716.75
8.0.280.0000.00818.40
8.0.270.0000.00717.30
8.0.260.0000.00617.16
8.0.250.0070.00017.01
8.0.240.0030.00516.92
8.0.230.0030.00316.92
8.0.220.0030.00316.95
8.0.210.0030.00616.85
8.0.200.0000.00617.01
8.0.190.0040.00416.89
8.0.180.0030.00516.88
8.0.170.0040.00416.92
8.0.160.0000.00716.91
8.0.150.0050.00216.94
8.0.140.0080.00016.87
8.0.130.0060.00013.41
8.0.120.0030.00616.80
8.0.110.0030.00516.77
8.0.100.0000.00716.85
8.0.90.0000.00716.73
8.0.80.0100.01116.92
8.0.70.0030.00616.99
8.0.60.0050.00316.79
8.0.50.0040.00416.88
8.0.30.0080.01117.13
8.0.20.0130.00817.40
8.0.10.0000.00816.92
8.0.00.0080.01216.65
7.4.330.0020.00215.00
7.4.320.0030.00316.60
7.4.300.0030.00316.59
7.4.290.0050.00216.58
7.4.280.0080.00016.58
7.4.270.0050.00316.58
7.4.260.0000.00716.40
7.4.250.0000.00716.56
7.4.240.0040.00316.55
7.4.230.0000.00716.58
7.4.220.0060.00916.53
7.4.210.0090.00616.46
7.4.200.0000.00716.30
7.4.160.0090.00916.42
7.4.150.0070.01017.40
7.4.140.0080.00817.86
7.4.130.0070.01016.40
7.4.120.0130.00616.47
7.4.110.0070.01316.59
7.4.100.0000.01716.53
7.4.90.0090.00916.60
7.4.80.0120.00919.39
7.4.70.0080.00816.52
7.4.60.0090.00916.43
7.4.50.0030.00716.62
7.4.40.0030.01216.44
7.4.30.0130.00316.49
7.4.00.0100.00315.16
7.3.330.0050.00313.30
7.3.320.0020.00213.17
7.3.310.0000.00616.39
7.3.300.0030.00316.32
7.3.290.0030.01016.21
7.3.280.0070.00916.38
7.3.270.0150.00317.40
7.3.260.0090.00916.34
7.3.250.0120.00916.35
7.3.240.0080.01016.53
7.3.230.0060.00916.57
7.3.210.0110.00716.60
7.3.200.0190.00319.39
7.3.190.0140.00316.53
7.3.180.0100.00716.27
7.3.170.0070.01016.37
7.3.160.0060.00916.43
7.3.120.0000.01714.77
7.3.10.0070.00716.69
7.3.00.0060.00616.65
7.2.330.0070.01116.62
7.2.320.0090.01316.42
7.2.310.0060.01116.59
7.2.300.0000.01716.51
7.2.290.0070.01316.57
7.2.130.0040.00816.87
7.2.120.0070.00416.78
7.2.110.0040.00717.06
7.2.100.0090.00417.03
7.2.90.0130.00316.93
7.2.80.0090.00017.06
7.2.70.0000.01116.95
7.2.60.0070.01016.99
7.2.50.0070.00316.74
7.2.40.0030.01017.06
7.2.30.0060.00716.82
7.2.20.0080.00516.90
7.2.10.0090.00917.03
7.2.00.0050.00918.28
7.1.250.0090.00015.90
7.1.200.0090.00315.67
7.1.100.0000.01518.14
7.1.70.0000.00817.19
7.1.60.0110.01419.25
7.1.50.0030.00916.70
7.1.00.0100.06322.31
7.0.200.0060.00316.92
7.0.140.0030.07321.96
7.0.60.0070.08319.95
7.0.50.0100.06317.78
7.0.40.0030.04720.13
7.0.30.0270.05320.14
7.0.20.0230.08020.31
7.0.10.0030.05720.31
7.0.00.0030.04320.07
5.6.280.0100.06720.78
5.6.210.0170.05720.70
5.6.200.0230.06018.19
5.6.190.0100.06020.60
5.6.180.0130.04720.62
5.6.170.0230.05320.48
5.6.160.0100.05020.70
5.6.150.0030.09018.21
5.6.140.0130.07018.17
5.6.130.0000.05718.14
5.6.120.0030.07020.97
5.6.110.0030.08020.96
5.6.100.0130.06720.99
5.6.90.0070.07320.97
5.6.80.0130.08020.53
5.5.350.0330.07020.43
5.5.340.0100.05717.97
5.5.330.0030.04720.36
5.5.320.0200.07320.24
5.5.310.0270.05020.20
5.5.300.0100.07017.92
5.5.290.0130.07017.94
5.5.280.0030.04320.98
5.5.270.0130.07020.95
5.5.260.0100.08320.77
5.5.250.0100.08020.57
5.5.240.0030.03720.16
5.4.450.0800.05719.25
5.4.440.0970.06319.13
5.4.430.0900.06319.47
5.4.420.0930.06319.46
5.4.410.0100.05319.02
5.4.400.0230.05018.75
5.4.390.0170.05718.69
5.4.380.0170.05318.46
5.4.370.0000.05018.46
5.4.360.0100.04718.50
5.4.350.0060.04111.98
5.4.340.0090.04511.97
5.4.320.0060.03512.46
5.4.310.0070.04012.45
5.4.300.0090.03612.45
5.4.290.0080.03812.45
5.4.280.0060.04312.35
5.4.270.0080.04012.35
5.4.260.0060.03712.35
5.4.250.0050.04112.35
5.4.240.0060.03412.35
5.4.230.0050.03712.34
5.4.220.0080.03612.34
5.4.210.0060.03412.34
5.4.200.0060.04212.34
5.4.190.0070.03312.34
5.4.180.0100.03712.34
5.4.170.0080.03912.35
5.4.160.0040.03612.35
5.4.150.0080.03312.34
5.4.140.0080.03412.03
5.4.130.0050.03512.01
5.4.120.0070.03511.97
5.4.110.0050.03511.96
5.4.100.0080.03211.97
5.4.90.0070.03411.97
5.4.80.0050.03611.97
5.4.70.0040.03511.96
5.4.60.0050.03611.96
5.4.50.0040.03911.96
5.4.40.0080.03111.95
5.4.30.0090.03211.95
5.4.20.0080.03911.95
5.4.10.0090.03711.95
5.4.00.0130.03311.44
5.3.290.0060.03912.80
5.3.280.0050.03712.71
5.3.270.0070.04212.73
5.3.260.0060.04012.72
5.3.250.0040.03912.72
5.3.240.0100.03712.71
5.3.230.0030.03912.71
5.3.220.0020.04112.68
5.3.210.0060.04012.68
5.3.200.0060.03612.68
5.3.190.0060.03712.68
5.3.180.0130.03712.67
5.3.170.0070.04012.67
5.3.160.0050.04012.68
5.3.150.0060.03912.68
5.3.140.0120.03212.66
5.3.130.0060.04812.65
5.3.120.0090.04012.66
5.3.110.0080.03712.66
5.3.100.0080.03412.12
5.3.90.0080.03512.08
5.3.80.0050.03612.07
5.3.70.0050.03712.08
5.3.60.0080.03412.07
5.3.50.0080.03412.00
5.3.40.0050.03812.00
5.3.30.0080.03311.94
5.3.20.0110.03411.72
5.3.10.0070.03211.69
5.3.00.0070.04311.68
5.2.170.0070.0279.18
5.2.160.0050.0329.18
5.2.150.0070.0309.18
5.2.140.0070.0359.18
5.2.130.0030.0309.13
5.2.120.0050.0369.14
5.2.110.0040.0309.14
5.2.100.0050.0289.14
5.2.90.0040.0329.14
5.2.80.0030.0319.13
5.2.70.0060.0289.13
5.2.60.0060.0309.08
5.2.50.0040.0329.06
5.2.40.0050.0289.04
5.2.30.0050.0299.01
5.2.20.0050.0299.00
5.2.10.0040.0288.92
5.2.00.0040.0298.77
5.1.60.0080.0308.07
5.1.50.0040.0248.06
5.1.40.0050.0278.04
5.1.30.0050.0288.39
5.1.20.0060.0238.41
5.1.10.0040.0248.14
5.1.00.0060.0338.14
5.0.50.0050.0256.62
5.0.40.0030.0276.48
5.0.30.0050.0336.29
5.0.20.0020.0276.26
5.0.10.0040.0186.23
5.0.00.0030.0336.23
4.4.90.0030.0154.78
4.4.80.0020.0164.75
4.4.70.0030.0154.75
4.4.60.0030.0214.76
4.4.50.0020.0154.77
4.4.40.0030.0254.71
4.4.30.0010.0164.76
4.4.20.0050.0134.84
4.4.10.0010.0164.85
4.4.00.0030.0234.76
4.3.110.0050.0164.66
4.3.100.0030.0174.67
4.3.90.0030.0144.64
4.3.80.0020.0254.58
4.3.70.0030.0144.63
4.3.60.0010.0174.63
4.3.50.0060.0134.63
4.3.40.0040.0224.54
4.3.30.0020.0163.29
4.3.20.0030.0143.27
4.3.10.0020.0153.22
4.3.00.0170.0177.21

preferences:
42.91 ms | 401 KiB | 5 Q