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 = 'test2'; $bart = new MyClass(); $bart -> prop = 'test1'; $test = array($foo, $bar, $bam, $bart); print_r(array_unique($test, SORT_REGULAR));

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)
8.3.40.0100.01018.84
8.3.30.0030.01019.09
8.3.20.0000.00720.19
8.3.10.0090.00923.65
8.3.00.0000.00819.38
8.2.170.0060.00922.96
8.2.160.0120.00420.35
8.2.150.0070.00024.18
8.2.140.0000.00824.66
8.2.130.0000.00826.16
8.2.120.0040.00419.83
8.2.110.0070.01420.53
8.2.100.0090.00317.99
8.2.90.0040.00419.13
8.2.80.0030.00517.97
8.2.70.0000.00817.50
8.2.60.0040.00417.93
8.2.50.0060.00318.07
8.2.40.0050.00718.22
8.2.30.0040.00419.53
8.2.20.0080.00017.74
8.2.10.0030.00317.96
8.2.00.0000.00717.66
8.1.270.0000.00722.05
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0030.00623.75
8.1.230.0100.00018.97
8.1.220.0000.00717.74
8.1.210.0050.00318.77
8.1.200.0040.00417.48
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0000.00918.64
8.1.160.0030.00521.91
8.1.150.0000.00718.99
8.1.140.0000.00717.43
8.1.130.0000.00717.73
8.1.120.0000.00717.35
8.1.110.0050.00217.38
8.1.100.0000.00717.43
8.1.90.0000.00717.36
8.1.80.0070.00017.44
8.1.70.0040.00417.25
8.1.60.0000.00817.52
8.1.50.0040.00417.53
8.1.40.0060.00317.51
8.1.30.0030.00517.46
8.1.20.0040.00417.67
8.1.10.0000.00817.48
8.1.00.0000.00717.55
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0000.00718.44
8.0.270.0070.00016.72
8.0.260.0030.00317.29
8.0.250.0030.00316.84
8.0.240.0000.00716.98
8.0.230.0070.00016.95
8.0.220.0000.00616.86
8.0.210.0000.00716.77
8.0.200.0000.00616.96
8.0.190.0060.00316.93
8.0.180.0000.00716.75
8.0.170.0040.00416.88
8.0.160.0040.00416.94
8.0.150.0030.00516.88
8.0.140.0050.00316.73
8.0.130.0000.00513.29
8.0.120.0030.00516.80
8.0.110.0040.00416.88
8.0.100.0040.00416.91
8.0.90.0000.00816.89
8.0.80.0100.00716.93
8.0.70.0080.00016.77
8.0.60.0040.00417.00
8.0.50.0040.00416.70
8.0.30.0100.00816.98
8.0.20.0100.00917.41
8.0.10.0040.00416.87
8.0.00.0120.00616.93
7.4.330.0000.00515.09
7.4.320.0040.00416.59
7.4.300.0030.00316.59
7.4.290.0030.00316.59
7.4.280.0090.00216.61
7.4.270.0070.00016.41
7.4.260.0030.00316.60
7.4.250.0030.00516.60
7.4.240.0020.00516.56
7.4.230.0030.00316.62
7.4.220.0160.01516.60
7.4.210.0110.00416.68
7.4.200.0000.00716.54
7.4.160.0090.00616.57
7.4.150.0170.00817.40
7.4.140.0080.00917.86
7.4.130.0100.01216.47
7.4.120.0110.00916.52
7.4.110.0090.00916.42
7.4.100.0040.01216.35
7.4.90.0070.01016.38
7.4.80.0060.01219.39
7.4.70.0030.01416.55
7.4.60.0100.00716.54
7.4.50.0050.00316.35
7.4.40.0070.01016.42
7.4.30.0100.00616.62
7.4.00.0070.01114.93
7.3.330.0060.00013.36
7.3.320.0050.00013.32
7.3.310.0040.00416.38
7.3.300.0040.00416.27
7.3.290.0060.00816.35
7.3.280.0090.00616.35
7.3.270.0090.00917.40
7.3.260.0130.01016.22
7.3.250.0080.00816.59
7.3.240.0060.00916.56
7.3.230.0110.00816.39
7.3.210.0070.01416.38
7.3.200.0080.00819.39
7.3.190.0080.00816.36
7.3.180.0040.01216.33
7.3.170.0150.00316.32
7.3.160.0110.00816.35
7.3.120.0040.01514.97
7.3.110.0070.01314.88
7.3.100.0080.00814.76
7.3.90.0030.01314.85
7.3.80.0110.00414.58
7.3.70.0070.00414.80
7.3.60.0110.00414.93
7.3.50.0000.00914.78
7.3.40.0060.00314.54
7.3.30.0030.01014.88
7.3.20.0090.00916.93
7.3.10.0070.00716.67
7.3.00.0090.00616.68
7.2.330.0110.01116.74
7.2.320.0060.00916.51
7.2.310.0130.01016.29
7.2.300.0140.00316.54
7.2.290.0100.00716.73
7.2.250.0060.01214.47
7.2.240.0040.01514.55
7.2.230.0100.00715.20
7.2.220.0120.00315.18
7.2.210.0060.00615.01
7.2.200.0030.00715.15
7.2.190.0070.00715.04
7.2.180.0030.00614.98
7.2.170.0090.00615.04
7.2.00.0000.01119.41
7.1.330.0070.00715.76
7.1.320.0090.00915.77
7.1.310.0060.00615.89
7.1.300.0040.01115.59
7.1.290.0040.00815.70
7.1.280.0080.00315.85
7.1.270.0070.00715.93
7.1.260.0060.00915.84
7.1.100.0000.01218.00
7.1.70.0040.00417.13
7.1.60.0040.00719.46
7.1.50.0030.01316.86
7.1.00.0070.08322.36
7.0.200.0220.00016.55
7.0.140.0070.07022.00
7.0.60.0030.05019.91
7.0.50.0000.05717.88
7.0.40.0070.06720.27
7.0.30.0170.05720.26
7.0.20.0170.03720.10
7.0.10.0130.08320.06
7.0.00.0030.08720.32
5.6.280.0070.07021.02
5.6.210.0200.07020.67
5.6.200.0030.05018.18
5.6.190.0030.04720.77
5.6.180.0230.07020.42
5.6.170.0130.05020.55
5.6.160.0100.06720.50
5.6.150.0070.07018.21
5.6.140.0130.07718.13
5.6.130.0030.04018.14
5.6.120.0070.07021.00
5.6.110.0070.07721.00
5.6.100.0070.04321.01
5.6.90.0130.06320.85
5.6.80.0130.06320.39
5.6.70.4200.03320.43
5.5.350.0170.04720.47
5.5.340.0170.06018.07
5.5.330.0000.04720.39
5.5.320.0330.07320.38
5.5.310.0270.05020.30
5.5.300.0100.08018.01
5.5.290.0100.07717.98
5.5.280.0070.03720.87
5.5.270.0170.06320.67
5.5.260.0070.07720.84
5.5.250.0170.07020.60
5.5.240.0200.04720.26
5.4.450.0300.04719.49
5.4.440.0400.04319.18
5.4.430.0230.04719.51
5.4.420.0200.04019.32
5.4.410.0330.03319.15
5.4.400.0200.04019.15
5.4.390.0200.03319.23
5.4.380.0300.05318.61
5.4.370.0430.05318.73
5.4.360.0230.06318.56
5.4.350.0230.06318.57
5.4.340.0370.07718.73
5.4.320.0080.03612.50
5.4.310.0080.04012.49
5.4.300.0090.03712.50
5.4.290.0060.04212.49
5.4.280.0100.03612.39
5.4.270.0090.03512.39
5.4.260.0080.03812.39
5.4.250.0040.04212.39
5.4.240.0090.03512.39
5.4.230.0060.04312.38
5.4.220.0130.04812.38
5.4.210.0080.03812.38
5.4.200.0090.04012.38
5.4.190.0050.03812.38
5.4.180.0030.04412.38
5.4.170.0080.03412.39
5.4.160.0030.04012.39
5.4.150.0090.03512.38
5.4.140.0060.03812.06
5.4.130.0050.04012.06
5.4.120.0090.03312.01
5.4.110.0090.03912.01
5.4.100.0070.03512.00
5.4.90.0100.03712.00
5.4.80.0050.03712.01
5.4.70.0070.03612.00
5.4.60.0050.03712.00
5.4.50.0090.03412.01
5.4.40.0080.03312.00
5.4.30.0080.03711.99
5.4.20.0090.03911.99
5.4.10.0090.05011.99
5.4.00.0070.04211.48
5.3.290.0170.04112.80
5.3.280.0100.04612.71
5.3.270.0070.04312.72
5.3.260.0100.04012.72
5.3.250.0060.04612.72
5.3.240.0120.04812.72
5.3.230.0070.04212.71
5.3.220.0070.04112.68
5.3.210.0090.04512.68
5.3.200.0080.03712.68
5.3.190.0060.03812.68
5.3.180.0040.03812.67
5.3.170.0080.03712.66
5.3.160.0110.04312.67
5.3.150.0110.03412.68
5.3.140.0080.04212.66
5.3.130.0070.04012.66
5.3.120.0070.04112.66
5.3.110.0100.03612.66
5.3.100.0070.03712.12
5.3.90.0110.03712.09
5.3.80.0100.03412.08
5.3.70.0090.03812.09
5.3.60.0060.04012.07
5.3.50.0110.03712.02
5.3.40.0060.03712.02
5.3.30.0060.04311.98
5.3.20.0070.03711.76
5.3.10.0060.04611.72
5.3.00.0060.03911.71
5.2.170.0060.0379.21
5.2.160.0060.0289.21
5.2.150.0040.0369.21
5.2.140.0050.0349.21
5.2.130.0050.0299.17
5.2.120.0060.0329.17
5.2.110.0060.0329.18
5.2.100.0080.0289.17
5.2.90.0090.0299.18
5.2.80.0090.0329.17
5.2.70.0070.0309.16
5.2.60.0140.0389.12
5.2.50.0060.0339.09
5.2.40.0060.0309.06
5.2.30.0030.0319.04
5.2.20.0040.0309.03
5.2.10.0040.0388.94
5.2.00.0070.0398.80
5.1.60.0070.0288.08
5.1.50.0050.0318.07
5.1.40.0060.0278.06
5.1.30.0060.0278.41
5.1.20.0040.0318.43
5.1.10.0060.0328.15
5.1.00.0070.0248.15
5.0.50.0030.0226.64
5.0.40.0050.0196.49
5.0.30.0070.0306.31
5.0.20.0100.0226.27
5.0.10.0070.0266.25
5.0.00.0080.0366.24
4.4.90.0010.0244.78
4.4.80.0060.0194.75
4.4.70.0030.0194.76
4.4.60.0050.0204.75
4.4.50.0050.0144.77
4.4.40.0060.0444.71
4.4.30.0050.0164.76
4.4.20.0030.0174.84
4.4.10.0030.0174.85
4.4.00.0030.0264.76
4.3.110.0020.0174.66
4.3.100.0010.0174.67
4.3.90.0020.0154.63
4.3.80.0020.0264.58
4.3.70.0050.0134.63
4.3.60.0040.0144.63
4.3.50.0030.0154.63
4.3.40.0020.0254.54
4.3.30.0010.0173.30
4.3.20.0030.0173.28
4.3.10.0020.0163.24
4.3.00.0030.01718.56

preferences:
42.94 ms | 400 KiB | 5 Q