3v4l.org

run code in 300+ PHP versions simultaneously
<?php function setByLink( &$tree, &$dst ) { $dst = &$tree[0]; $tree[] = 'Hi'; } $tree = [ [ 1, 2 ], 3 ]; setByLink( $tree, $arr ); $arr[] = 'Hello'; var_dump( $tree );

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)
8.3.60.0070.01116.63
8.3.50.0130.00521.21
8.3.40.0120.00618.57
8.3.30.0040.01118.70
8.3.20.0060.00320.17
8.3.10.0090.00623.54
8.3.00.0040.00423.66
8.2.180.0070.00718.54
8.2.170.0040.01122.96
8.2.160.0110.00420.29
8.2.150.0060.00324.18
8.2.140.0000.00724.66
8.2.130.0070.00019.77
8.2.120.0040.00426.35
8.2.110.0030.00619.27
8.2.100.0120.00017.91
8.2.90.0030.00519.34
8.2.80.0040.00417.97
8.2.70.0050.00317.50
8.2.60.0000.00817.80
8.2.50.0040.00418.07
8.2.40.0050.00322.34
8.2.30.0030.00519.36
8.2.20.0070.00017.55
8.2.10.0030.00517.93
8.2.00.0060.00318.09
8.1.280.0040.01125.92
8.1.270.0080.01223.63
8.1.260.0060.00328.09
8.1.250.0040.00428.09
8.1.240.0060.00321.49
8.1.230.0090.00317.58
8.1.220.0040.00417.74
8.1.210.0090.00018.77
8.1.200.0090.00017.12
8.1.190.0030.00617.23
8.1.180.0070.00018.10
8.1.170.0000.00918.66
8.1.160.0040.00420.63
8.1.150.0040.00418.93
8.1.140.0050.00319.47
8.1.130.0030.00317.63
8.1.120.0000.00817.41
8.1.110.0040.00417.38
8.1.100.0020.00517.42
8.1.90.0070.00017.40
8.1.80.0040.00417.42
8.1.70.0000.00817.31
8.1.60.0000.00817.59
8.1.50.0000.00817.48
8.1.40.0040.00417.42
8.1.30.0000.00817.66
8.1.20.0040.00417.63
8.1.10.0040.00417.50
8.1.00.0000.00817.42
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0030.00318.38
8.0.270.0000.00717.06
8.0.260.0000.00717.16
8.0.250.0000.00716.84
8.0.240.0030.00516.77
8.0.230.0040.00416.86
8.0.220.0070.00016.73
8.0.210.0050.00216.71
8.0.200.0030.00616.92
8.0.190.0000.00716.90
8.0.180.0040.00416.84
8.0.170.0030.00616.89
8.0.160.0070.00016.71
8.0.150.0030.00316.73
8.0.140.0030.00316.77
8.0.130.0040.00413.31
8.0.120.0030.00516.75
8.0.110.0000.00716.71
8.0.100.0000.00716.67
8.0.90.0070.00016.83
8.0.80.0090.00616.75
8.0.70.0000.00716.86
8.0.60.0070.00016.69
8.0.50.0050.00316.69
8.0.30.0100.01017.19
8.0.20.0140.00717.40
8.0.10.0030.00416.75
8.0.00.0070.01116.51
7.4.330.0050.00016.89
7.4.320.0040.00416.51
7.4.300.0000.00716.68
7.4.290.0030.00616.39
7.4.280.0060.00316.60
7.4.270.0000.00716.47
7.4.260.0030.00316.50
7.4.250.0000.00816.55
7.4.240.0040.00416.51
7.4.230.0000.00716.54
7.4.220.0060.01216.54
7.4.210.0040.01116.54
7.4.200.0070.00016.39
7.4.160.0110.00416.53
7.4.150.0100.01017.40
7.4.140.0090.00817.86
7.4.130.0120.00516.57
7.4.120.0110.00716.49
7.4.110.0120.00616.30
7.4.100.0170.00016.36
7.4.90.0140.00316.50
7.4.80.0090.00619.39
7.4.70.0070.01016.38
7.4.60.0030.01216.58
7.4.50.0060.00616.34
7.4.40.0110.00616.33
7.4.30.0110.01116.15
7.4.00.0100.00715.04
7.3.330.0000.00613.29
7.3.320.0000.00813.11
7.3.310.0030.00316.19
7.3.300.0000.00716.13
7.3.290.0080.00716.29
7.3.280.0070.00916.27
7.3.270.0120.00617.40
7.3.260.0150.00616.41
7.3.250.0080.01216.53
7.3.240.0100.00816.38
7.3.230.0030.01316.39
7.3.210.0120.00416.37
7.3.200.0050.01119.39
7.3.190.0100.01316.25
7.3.180.0170.00016.36
7.3.170.0060.01016.41
7.3.160.0130.00916.23
7.3.10.0030.00616.75
7.3.00.0030.01316.59
7.2.330.0060.01316.39
7.2.320.0060.00916.62
7.2.310.0090.00816.46
7.2.300.0120.00616.63
7.2.290.0130.00916.67
7.2.130.0000.01516.90
7.2.120.0030.01016.71
7.2.110.0060.00316.59
7.2.100.0080.00416.64
7.2.90.0030.01016.58
7.2.80.0100.00316.63
7.2.70.0000.01216.65
7.2.60.0080.00516.99
7.2.50.0110.00416.97
7.2.40.0070.00716.88
7.2.30.0050.00516.89
7.2.20.0070.00716.97
7.2.10.0110.00416.75
7.2.00.0050.00717.89
7.1.250.0060.00615.88
7.1.200.0040.01115.97
7.1.100.0070.00317.87
7.1.70.0000.01017.25
7.1.60.0090.01519.30
7.1.50.0080.01116.70
7.1.00.0000.07722.36
7.0.200.0000.01016.53
7.0.60.0200.07721.71
7.0.50.0070.05717.88
7.0.40.0030.08320.05
7.0.30.0370.05320.08
7.0.20.0100.07320.15
7.0.10.0070.04020.16
7.0.00.0100.08020.23
5.6.280.0070.06721.02
5.6.210.0100.05720.71
5.6.200.0030.04018.16
5.6.190.0070.08720.63
5.6.180.0500.05720.49
5.6.170.0200.03720.48
5.6.160.0130.07020.57
5.6.150.0030.07718.19
5.6.140.0130.07318.21
5.6.130.0100.03718.14
5.6.120.0070.04320.99
5.6.110.0100.03720.98
5.6.100.0070.07021.14
5.6.90.0070.08721.13
5.6.80.0170.07720.49
5.5.350.0130.08720.46
5.5.340.0130.07718.02
5.5.330.0070.07320.27
5.5.320.0230.04320.34
5.5.310.0300.07720.32
5.5.300.0130.08017.96
5.5.290.0100.07317.98
5.5.280.0070.04720.77
5.5.270.0070.07020.86
5.5.260.0100.08720.80
5.5.250.0070.08720.57
5.5.240.0200.06320.04

preferences:
55.46 ms | 401 KiB | 5 Q