3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyClass { public $prop; } $foo = new MyClass(); $foo->prop = 'test1'; //$bar = $foo; $bam = new MyClass(); $bam->prop = 'test1'; $test = array($foo, $bam); print_r(array_unique($test));

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)
8.3.70.0070.00716.75
8.3.60.0070.00718.43
8.3.50.0100.00921.98
8.3.40.0090.00618.96
8.3.30.0140.00019.21
8.3.20.0070.00020.30
8.3.10.0080.00020.53
8.3.00.0040.00419.38
8.2.180.0060.01218.52
8.2.170.0070.00722.96
8.2.160.0040.01120.38
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0080.00022.22
8.2.110.0000.00920.14
8.2.100.0100.00318.03
8.2.90.0070.00019.26
8.2.80.0060.00617.97
8.2.70.0030.00517.38
8.2.60.0040.00417.80
8.2.50.0090.00018.07
8.2.40.0040.00419.80
8.2.30.0040.00418.11
8.2.20.0040.00417.63
8.2.10.0000.00817.97
8.2.00.0070.00017.63
8.1.280.0170.00325.92
8.1.270.0060.00323.91
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00323.98
8.1.230.0090.00319.09
8.1.220.0090.00017.74
8.1.210.0040.00418.77
8.1.200.0000.01017.35
8.1.190.0000.00817.22
8.1.180.0030.00518.10
8.1.170.0030.00518.66
8.1.160.0040.00421.88
8.1.150.0000.00718.92
8.1.140.0000.00717.45
8.1.130.0030.00317.36
8.1.120.0000.00717.44
8.1.110.0000.00717.34
8.1.100.0000.00717.52
8.1.90.0070.00017.38
8.1.80.0000.00717.44
8.1.70.0000.00717.47
8.1.60.0060.00317.48
8.1.50.0000.00817.52
8.1.40.0050.00217.39
8.1.30.0050.00317.58
8.1.20.0050.00317.63
8.1.10.0050.00317.54
8.1.00.0060.00317.51
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0050.00218.41
8.0.270.0030.00517.17
8.0.260.0030.00316.87
8.0.250.0040.00416.99
8.0.240.0070.00016.91
8.0.230.0040.00416.90
8.0.220.0000.00716.97
8.0.210.0030.00316.91
8.0.200.0070.00016.91
8.0.190.0070.00016.91
8.0.180.0040.00416.87
8.0.170.0050.00316.90
8.0.160.0000.00816.84
8.0.150.0040.00416.94
8.0.140.0040.00416.87
8.0.130.0000.00613.37
8.0.120.0070.00016.96
8.0.110.0070.00016.86
8.0.100.0070.00017.06
8.0.90.0000.00716.85
8.0.80.0100.00616.95
8.0.70.0030.00516.95
8.0.60.0040.00417.01
8.0.50.0080.00016.97
8.0.30.0100.00917.14
8.0.20.0160.00317.40
8.0.10.0000.00716.95
8.0.00.0030.01416.81
7.4.330.0050.00015.14
7.4.320.0000.00816.59
7.4.300.0030.00316.61
7.4.290.0030.00316.65
7.4.280.0050.00316.53
7.4.270.0000.00716.54
7.4.260.0070.00016.41
7.4.250.0070.00016.44
7.4.240.0030.00416.51
7.4.230.0050.00216.61
7.4.220.0110.00616.46
7.4.210.0040.01016.69
7.4.200.0030.00316.52
7.4.160.0090.01416.43
7.4.150.0090.00917.40
7.4.140.0100.01017.86
7.4.130.0100.00916.56
7.4.120.0100.00716.48
7.4.110.0110.00616.60
7.4.100.0090.00916.42
7.4.90.0110.00516.38
7.4.80.0130.01019.39
7.4.70.0060.01116.34
7.4.60.0100.01016.43
7.4.50.0000.00916.55
7.4.40.0040.01116.53
7.4.30.0090.00616.49
7.4.00.0070.00715.01
7.3.330.0060.00013.23
7.3.320.0050.00013.32
7.3.310.0050.00216.34
7.3.300.0030.00316.23
7.3.290.0100.00316.39
7.3.280.0090.00716.33
7.3.270.0110.00817.40
7.3.260.0110.00616.48
7.3.250.0100.00616.51
7.3.240.0000.01716.41
7.3.230.0040.01216.57
7.3.210.0060.01116.39
7.3.200.0090.00919.39
7.3.190.0150.00616.50
7.3.180.0100.00616.32
7.3.170.0110.00616.45
7.3.160.0120.00316.36
7.3.10.0130.00016.57
7.3.00.0000.01416.74
7.2.330.0120.00616.51
7.2.320.0070.01016.38
7.2.310.0070.01016.41
7.2.300.0140.00316.76
7.2.290.0150.01016.71
7.2.130.0030.01016.70
7.2.120.0070.00716.98
7.2.110.0060.00917.00
7.2.100.0060.00616.95
7.2.90.0040.01216.68
7.2.80.0040.01116.84
7.2.70.0040.01117.07
7.2.60.0050.00516.65
7.2.50.0070.00716.59
7.2.40.0000.01416.56
7.2.30.0040.01116.82
7.2.20.0000.01516.86
7.2.10.0070.01116.75
7.2.00.0090.00616.93
7.1.250.0100.00615.80
7.1.200.0040.00715.79
7.1.70.0050.00217.02
7.1.60.0120.01219.32
7.1.50.0170.01734.87
7.1.00.0000.08022.56
7.0.200.0060.00316.61
7.0.140.0030.07022.12
7.0.60.0030.04020.01
7.0.50.0030.04017.86
7.0.40.0030.07020.52
7.0.30.0430.07320.10
7.0.20.0170.04320.24
7.0.10.0100.06320.22
7.0.00.0100.08720.27
5.6.280.0100.06720.98
5.6.210.0100.07720.48
5.6.200.0000.06318.27
5.6.190.0070.09020.46
5.6.180.0570.07320.67
5.6.170.0330.07720.62
5.6.160.0100.04020.48
5.6.150.0030.04018.19
5.6.140.0130.08018.18
5.6.130.0030.09318.13
5.6.120.0100.04721.06
5.6.110.0230.07320.89
5.6.100.0100.05321.00
5.6.90.0100.08020.94
5.6.80.0030.08320.48
5.5.350.0130.08020.33
5.5.340.0070.04017.98
5.5.330.0070.09020.43
5.5.320.0270.03720.38
5.5.310.0270.05320.29
5.5.300.0030.06018.01
5.5.290.0030.08017.93
5.5.280.0030.04720.61
5.5.270.0100.08020.87
5.5.260.0100.07020.64
5.5.250.0030.04320.55
5.5.240.0130.05320.16
5.4.450.0200.03719.32
5.4.440.0370.05719.41
5.4.430.0370.04719.55
5.4.420.0630.00019.21
5.4.410.0600.00019.57
5.4.400.0600.00019.22
5.4.390.0630.00019.13
5.4.380.0630.00019.13
5.4.370.0630.00019.13
5.4.360.0630.00019.04
5.4.350.0630.00019.06
5.4.340.0600.00018.98
5.4.320.0080.03912.50
5.4.310.0090.03912.50
5.4.300.0050.04112.50
5.4.290.0060.03912.50
5.4.280.0080.03512.39
5.4.270.0060.03812.39
5.4.260.0080.03712.39
5.4.250.0050.03812.39
5.4.240.0090.03612.39
5.4.230.0040.04312.38
5.4.220.0050.04512.39
5.4.210.0100.03712.38
5.4.200.0020.04712.38
5.4.190.0090.03612.38
5.4.180.0100.03212.38
5.4.170.0060.03612.39
5.4.160.0050.03612.39
5.4.150.0080.04112.38
5.4.140.0090.03912.06
5.4.130.0060.04412.05
5.4.120.0060.03612.01
5.4.110.0080.03412.00
5.4.100.0040.03812.01
5.4.90.0020.04312.01
5.4.80.0070.04612.01
5.4.70.0030.03912.00
5.4.60.0030.03812.01
5.4.50.0020.04412.00
5.4.40.0050.03712.00
5.4.30.0030.03811.99
5.4.20.0080.03411.99
5.4.10.0080.03111.99
5.4.00.0060.03511.48
5.3.290.0020.04212.80
5.3.280.0060.04412.71
5.3.270.0070.04212.72
5.3.260.0080.04312.72
5.3.250.0090.04212.72
5.3.240.0050.04012.72
5.3.230.0060.03912.71
5.3.220.0040.03912.68
5.3.210.0080.03912.68
5.3.200.0080.04212.68
5.3.190.0050.03812.68
5.3.180.0090.03712.67
5.3.170.0060.05312.67
5.3.160.0030.03812.68
5.3.150.0070.03512.67
5.3.140.0080.03312.66
5.3.130.0060.05012.66
5.3.120.0110.04512.66
5.3.110.0120.05112.66
5.3.100.0070.03812.11
5.3.90.0070.03612.09
5.3.80.0060.03712.09
5.3.70.0060.04012.10
5.3.60.0060.03612.07
5.3.50.0050.03812.02
5.3.40.0100.03712.02
5.3.30.0040.04711.98
5.3.20.0090.04511.76
5.3.10.0080.04611.72
5.3.00.0080.04711.71
5.2.170.0070.0409.21
5.2.160.0120.0719.21
5.2.150.0100.0349.22
5.2.140.0070.0299.21
5.2.130.0070.0309.18
5.2.120.0040.0299.18
5.2.110.0090.0269.18
5.2.100.0030.0349.18
5.2.90.0000.0339.18
5.2.80.0050.0319.17
5.2.70.0010.0349.17
5.2.60.0080.0329.12
5.2.50.0030.0329.09
5.2.40.0020.0319.07
5.2.30.0050.0299.05
5.2.20.0060.0309.04
5.2.10.0050.0318.94
5.2.00.0050.0298.80
5.1.60.0000.0288.08
5.1.50.0040.0268.07
5.1.40.0040.0258.06
5.1.30.0020.0328.41
5.1.20.0050.0268.43
5.1.10.0060.0298.16
5.1.00.0060.0288.15
5.0.50.0050.0196.63
5.0.40.0040.0236.49
5.0.30.0050.0346.30
5.0.20.0040.0206.27
5.0.10.0040.0286.25
5.0.00.0030.0366.24
4.4.90.0030.0174.78
4.4.80.0010.0184.75
4.4.70.0040.0154.75
4.4.60.0050.0134.76
4.4.50.0020.0254.77
4.4.40.0020.0314.71
4.4.30.0030.0154.76
4.4.20.0030.0154.85
4.4.10.0030.0174.84
4.4.00.0060.0264.76
4.3.110.0050.0164.67
4.3.100.0010.0164.66
4.3.90.0020.0174.64
4.3.80.0040.0244.59
4.3.70.0030.0144.63
4.3.60.0030.0154.63
4.3.50.0030.0154.63
4.3.40.0010.0264.54
4.3.30.0010.0173.30
4.3.20.0050.0163.28
4.3.10.0000.0193.23
4.3.00.0000.02313.59

preferences:
35.54 ms | 401 KiB | 5 Q