3v4l.org

run code in 300+ PHP versions simultaneously
<?php $node = new stdClass(); $node->field_test = array('und' => array(0 => array('value' => 'test'))); $clone = clone $node; $clone->field_test['und'] = array(0 => 'modified'); var_export($node); var_export($clone);

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)
8.3.60.0120.00318.31
8.3.50.0090.00822.85
8.3.40.0090.00618.67
8.3.30.0030.01219.17
8.3.20.0070.00020.33
8.3.10.0080.00023.52
8.3.00.0040.00419.26
8.2.180.0100.00518.26
8.2.170.0110.00422.96
8.2.160.0070.00720.39
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0060.00326.16
8.2.120.0040.00421.00
8.2.110.0080.00020.52
8.2.100.0080.00418.22
8.2.90.0050.00219.17
8.2.80.0080.00017.97
8.2.70.0040.00417.47
8.2.60.0000.00817.80
8.2.50.0040.00418.07
8.2.40.0000.00818.16
8.2.30.0000.01019.84
8.2.20.0040.00417.54
8.2.10.0050.00318.12
8.2.00.0070.00317.57
8.1.280.0110.00725.92
8.1.270.0090.00023.93
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0040.00423.96
8.1.230.0040.00819.23
8.1.220.0030.00517.74
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0060.00317.35
8.1.180.0000.00818.10
8.1.170.0050.00318.52
8.1.160.0000.00721.86
8.1.150.0030.00518.83
8.1.140.0040.00417.31
8.1.130.0030.00317.81
8.1.120.0040.00417.43
8.1.110.0000.00717.39
8.1.100.0000.00817.40
8.1.90.0000.00717.38
8.1.80.0000.00717.30
8.1.70.0000.00717.28
8.1.60.0000.00817.55
8.1.50.0030.00517.56
8.1.40.0040.00417.52
8.1.30.0030.00517.43
8.1.20.0080.00017.68
8.1.10.0020.00517.51
8.1.00.0040.00417.43
8.0.300.0040.00418.77
8.0.290.0050.00316.63
8.0.280.0030.00318.30
8.0.270.0050.00317.05
8.0.260.0000.00617.16
8.0.250.0070.00016.93
8.0.240.0080.00016.86
8.0.230.0070.00016.87
8.0.220.0000.00716.77
8.0.210.0000.00616.80
8.0.200.0000.00616.86
8.0.190.0060.00316.88
8.0.180.0000.00716.84
8.0.170.0060.00316.88
8.0.160.0000.00716.68
8.0.150.0040.00416.80
8.0.140.0030.00716.72
8.0.130.0060.00013.32
8.0.120.0040.00416.80
8.0.110.0040.00416.77
8.0.100.0000.00816.76
8.0.90.0030.00416.61
8.0.80.0130.00316.82
8.0.70.0040.00416.86
8.0.60.0050.00316.77
8.0.50.0070.00016.83
8.0.30.0140.00616.92
8.0.20.0130.00617.40
8.0.10.0070.00016.93
8.0.00.0130.00616.85
7.4.330.0020.00215.00
7.4.320.0070.00016.39
7.4.300.0000.00716.59
7.4.290.0040.00416.47
7.4.280.0000.00816.53
7.4.270.0080.00016.55
7.4.260.0050.00316.54
7.4.250.0030.00516.43
7.4.240.0040.00516.41
7.4.230.0000.00716.64
7.4.220.0110.01116.57
7.4.210.0120.00816.36
7.4.200.0050.00216.26
7.4.160.0150.00616.52
7.4.150.0090.00917.40
7.4.140.0120.00517.86
7.4.130.0090.00916.28
7.4.120.0060.01016.44
7.4.110.0060.00916.33
7.4.100.0110.01116.36
7.4.90.0190.00416.27
7.4.80.0060.01119.39
7.4.70.0060.00916.37
7.4.60.0110.00616.47
7.4.50.0070.00016.52
7.4.40.0090.00916.27
7.4.30.0080.00816.60
7.4.00.0060.01114.84
7.3.330.0000.00613.06
7.3.320.0030.00313.19
7.3.310.0020.00516.26
7.3.300.0000.00716.32
7.3.290.0060.00916.38
7.3.280.0120.00416.31
7.3.270.0100.00617.40
7.3.260.0160.00016.32
7.3.250.0140.00516.36
7.3.240.0120.00916.43
7.3.230.0130.00716.39
7.3.210.0130.00616.71
7.3.200.0140.00419.39
7.3.190.0090.00616.56
7.3.180.0160.00016.64
7.3.170.0160.00616.54
7.3.160.0060.00916.25
7.3.10.0080.00516.73
7.3.00.0060.00616.64
7.2.330.0150.00316.53
7.2.320.0120.00616.54
7.2.310.0100.00716.63
7.2.300.0040.01416.61
7.2.290.0030.01316.45
7.2.130.0060.00916.91
7.2.120.0100.00016.90
7.2.110.0000.01616.78
7.2.100.0060.00816.89
7.2.90.0080.00616.88
7.2.80.0020.01216.67
7.2.70.0060.00616.81
7.2.60.0070.00716.65
7.2.50.0060.00916.64
7.2.40.0060.00916.69
7.2.30.0060.00316.60
7.2.20.0040.01516.65
7.2.10.0110.00716.93
7.2.00.0150.00716.77
7.1.250.0030.01015.83
7.1.200.0090.00315.77
7.1.70.0000.00717.25
7.1.60.0120.01219.46
7.1.50.0070.01617.01
7.1.00.0070.07722.36
7.0.200.0000.00716.73
7.0.140.0070.07022.18
7.0.60.0030.04019.93
7.0.50.0030.07717.81
7.0.40.0030.04720.10
7.0.30.0270.07020.13
7.0.20.0300.07720.31
7.0.10.0130.03320.17
7.0.00.0100.07720.09
5.6.280.0100.06720.86
5.6.210.0170.07320.66
5.6.200.0030.04318.10
5.6.190.0030.08020.39
5.6.180.3670.04020.41
5.6.170.0230.03720.47
5.6.160.0230.03320.70
5.6.150.0100.04318.18
5.6.140.0070.03718.20
5.6.130.0230.04318.08
5.6.120.0200.07021.11
5.6.110.0000.08720.96
5.6.100.0170.08020.99
5.6.90.0130.05720.95
5.6.80.0030.07720.40
5.5.350.0170.08320.32
5.5.340.0100.05717.96
5.5.330.0070.04320.30
5.5.320.0370.04720.50
5.5.310.0300.07320.20
5.5.300.0070.05718.01
5.5.290.0070.08317.90
5.5.280.0030.04020.87
5.5.270.0030.06720.95
5.5.260.0130.04020.79
5.5.250.0000.05720.57
5.5.240.0230.07320.15
5.4.450.0170.05019.46
5.4.440.0530.04319.21
5.4.430.0230.03319.44
5.4.420.0430.04319.56
5.4.410.0400.03318.97
5.4.400.0270.03319.25
5.4.390.0370.04018.77
5.4.380.0370.05318.46
5.4.370.0500.05018.47
5.4.360.0270.06018.77
5.4.350.0400.06018.50
5.4.340.0470.04718.73
5.4.320.0060.03912.45
5.4.310.0090.03912.45
5.4.300.0070.03512.45
5.4.290.0080.04112.45
5.4.280.0080.03312.35
5.4.270.0030.04112.35
5.4.260.0050.03812.35
5.4.250.0040.03912.35
5.4.240.0060.03612.35
5.4.230.0050.03912.34
5.4.220.0070.03512.34
5.4.210.0100.03312.34
5.4.200.0060.03812.34
5.4.190.0080.03512.34
5.4.180.0050.03912.34
5.4.170.0080.03512.35
5.4.160.0070.04112.34
5.4.150.0050.04012.34
5.4.140.0080.03812.02
5.4.130.0060.03512.02
5.4.120.0040.03711.97
5.4.110.0090.03311.97
5.4.100.0060.03611.97
5.4.90.0050.04711.97
5.4.80.0060.03711.97
5.4.70.0060.03711.96
5.4.60.0040.03811.96
5.4.50.0060.03511.96
5.4.40.0080.03411.95
5.4.30.0060.03611.95
5.4.20.0080.03411.95
5.4.10.0050.03611.95
5.4.00.0080.03411.44
5.3.290.0070.03912.80
5.3.280.0050.03912.71
5.3.270.0080.03812.73
5.3.260.0070.03912.72
5.3.250.0040.03912.72
5.3.240.0100.03612.72
5.3.230.0050.04212.71
5.3.220.0060.03612.68
5.3.210.0060.04412.68
5.3.200.0070.03512.68
5.3.190.0060.04112.68
5.3.180.0100.03512.68
5.3.170.0070.03912.67
5.3.160.0060.03712.68
5.3.150.0070.03812.68
5.3.140.0040.03912.66
5.3.130.0060.03912.66
5.3.120.0050.03912.65
5.3.110.0050.03912.65
5.3.100.0090.03312.12
5.3.90.0060.04412.09
5.3.80.0060.04112.07
5.3.70.0060.04112.07
5.3.60.0040.04812.07
5.3.50.0070.04212.00
5.3.40.0060.03612.00
5.3.30.0070.03411.95
5.3.20.0040.03911.73
5.3.10.0060.03511.68
5.3.00.0090.03911.68
5.2.170.0040.0319.18
5.2.160.0070.0279.18
5.2.150.0040.0319.18
5.2.140.0030.0389.18
5.2.130.0040.0309.13
5.2.120.0040.0289.14
5.2.110.0040.0299.14
5.2.100.0070.0279.14
5.2.90.0060.0309.14
5.2.80.0040.0319.13
5.2.70.0060.0299.13
5.2.60.0040.0309.09
5.2.50.0050.0299.06
5.2.40.0040.0299.03
5.2.30.0080.0309.01
5.2.20.0040.0319.00
5.2.10.0070.0288.92
5.2.00.0050.0298.77
5.1.60.0040.0308.06
5.1.50.0060.0298.06
5.1.40.0050.0278.04
5.1.30.0090.0258.39
5.1.20.0050.0298.41
5.1.10.0040.0318.14
5.1.00.0040.0268.14
5.0.50.0040.0226.62
5.0.40.0050.0186.47
5.0.30.0060.0296.29
5.0.20.0050.0196.26
5.0.10.0070.0186.24
5.0.00.0030.0316.23
4.4.90.0030.0174.78
4.4.80.0030.0144.75
4.4.70.0030.0154.75
4.4.60.0020.0164.75
4.4.50.0020.0184.77
4.4.40.0030.0334.71
4.4.30.0030.0164.76
4.4.20.0010.0174.84
4.4.10.0030.0154.85
4.4.00.0060.0254.76
4.3.110.0010.0174.67
4.3.100.0040.0214.66
4.3.90.0020.0154.64
4.3.80.0030.0234.58
4.3.70.0050.0124.63
4.3.60.0070.0134.63
4.3.50.0030.0174.63
4.3.40.0040.0224.54
4.3.30.0010.0233.28
4.3.20.0030.0153.26
4.3.10.0030.0163.22
4.3.00.0000.01318.41

preferences:
38.26 ms | 401 KiB | 5 Q