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'; $test = array($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)
8.3.60.0030.01218.45
8.3.50.0140.00521.14
8.3.40.0120.00318.88
8.3.30.0120.00319.21
8.3.20.0040.00420.20
8.3.10.0070.00320.53
8.3.00.0070.00319.50
8.2.180.0080.01116.63
8.2.170.0120.00622.96
8.2.160.0030.01120.47
8.2.150.0050.00224.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0040.00422.27
8.2.110.0030.00620.44
8.2.100.0000.01218.22
8.2.90.0000.00819.18
8.2.80.0040.00417.97
8.2.70.0030.00617.75
8.2.60.0040.00418.04
8.2.50.0030.00518.07
8.2.40.0000.00819.76
8.2.30.0080.00318.06
8.2.20.0050.00317.74
8.2.10.0070.00018.09
8.2.00.0040.00417.65
8.1.280.0180.00425.92
8.1.270.0060.00323.83
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0060.00323.91
8.1.230.0000.01119.22
8.1.220.0040.00417.78
8.1.210.0040.00418.77
8.1.200.0050.00517.35
8.1.190.0000.00817.35
8.1.180.0050.00318.10
8.1.170.0040.00418.50
8.1.160.0030.00621.92
8.1.150.0080.00018.94
8.1.140.0040.00417.45
8.1.130.0030.00317.74
8.1.120.0030.00517.51
8.1.110.0070.00017.39
8.1.100.0000.00717.44
8.1.90.0050.00317.50
8.1.80.0040.00417.48
8.1.70.0030.00317.38
8.1.60.0030.00617.55
8.1.50.0090.00017.54
8.1.40.0000.00917.51
8.1.30.0030.00517.57
8.1.20.0000.00817.52
8.1.10.0000.00717.55
8.1.00.0060.00617.36
8.0.300.0070.00018.77
8.0.290.0030.00516.75
8.0.280.0000.00718.44
8.0.270.0040.00417.25
8.0.260.0070.00017.32
8.0.250.0050.00316.99
8.0.240.0070.00016.99
8.0.230.0050.00216.91
8.0.220.0030.00317.00
8.0.210.0030.00316.91
8.0.200.0070.00017.03
8.0.190.0070.00017.00
8.0.180.0070.00016.89
8.0.170.0030.00617.02
8.0.160.0080.00016.94
8.0.150.0030.00316.88
8.0.140.0000.00716.79
8.0.130.0000.00513.32
8.0.120.0000.00716.94
8.0.110.0000.00716.86
8.0.100.0000.00716.95
8.0.90.0020.00516.87
8.0.80.0090.00616.93
8.0.70.0050.00216.74
8.0.60.0030.00417.02
8.0.50.0040.00417.00
8.0.30.0090.00917.19
8.0.20.0140.00617.40
8.0.10.0040.00416.88
8.0.00.0100.00816.82
7.4.330.0000.00615.09
7.4.320.0030.00316.41
7.4.300.0000.00616.55
7.4.290.0030.00316.51
7.4.280.0000.00816.64
7.4.270.0000.00716.40
7.4.260.0000.00716.54
7.4.250.0030.00316.48
7.4.240.0030.00316.56
7.4.230.0000.00716.48
7.4.220.0130.01016.63
7.4.210.0060.01016.50
7.4.200.0000.00716.70
7.4.160.0100.00716.58
7.4.150.0100.01317.40
7.4.140.0130.00717.86
7.4.130.0130.00516.52
7.4.120.0110.00816.54
7.4.110.0100.00716.39
7.4.100.0060.01316.55
7.4.90.0060.01516.52
7.4.80.0100.00719.39
7.4.70.0040.01316.63
7.4.60.0060.01216.34
7.4.50.0060.00316.62
7.4.40.0080.00816.44
7.4.30.0070.01016.60
7.4.00.0070.00715.13
7.3.330.0050.00013.36
7.3.320.0000.00613.44
7.3.310.0000.00716.26
7.3.300.0070.00016.23
7.3.290.0030.01016.34
7.3.280.0070.01016.35
7.3.270.0030.01317.40
7.3.260.0100.00716.23
7.3.250.0120.00516.41
7.3.240.0060.01116.35
7.3.230.0130.00616.39
7.3.210.0070.01016.49
7.3.200.0070.01019.39
7.3.190.0100.01316.41
7.3.180.0130.01016.36
7.3.170.0080.01116.45
7.3.160.0070.01016.35
7.2.330.0070.01116.73
7.2.320.0100.00616.72
7.2.310.0070.01116.72
7.2.300.0030.01316.80
7.2.290.0090.01916.43
7.2.60.0030.01317.01
7.2.00.0110.00419.01
7.1.200.0030.00715.79
7.1.100.0030.00818.13
7.1.70.0030.00716.82
7.1.60.0070.01819.32
7.1.50.0210.01434.49
7.1.00.0100.06722.48
7.0.200.0040.00416.77
7.0.140.0070.07022.21
7.0.60.0130.05319.96
7.0.50.0100.07317.87
7.0.40.0030.04720.27
7.0.30.0270.08020.20
7.0.20.0400.04020.09
7.0.10.0070.08320.21
7.0.00.0100.04020.20
5.6.280.0030.07321.13
5.6.210.0130.07720.48
5.6.200.0100.08018.27
5.6.190.0030.04320.55
5.6.180.0230.08320.52
5.6.170.0300.04320.54
5.6.160.0070.08320.48
5.6.150.0170.07018.12
5.6.140.0030.06318.24
5.6.130.0070.04718.14
5.6.120.0100.03721.03
5.6.110.0200.07720.98
5.6.100.0070.08720.99
5.6.90.0070.08020.84
5.6.80.0100.07720.41
5.5.350.0370.06720.36
5.5.340.0100.08018.09
5.5.330.0170.07720.25
5.5.320.0270.04320.38
5.5.310.0230.04720.30
5.5.300.0030.09018.07
5.5.290.0130.07317.98
5.5.280.0130.07020.76
5.5.270.0030.06020.86
5.5.260.0030.07020.77
5.5.250.0100.07720.61
5.5.240.0000.07720.25
5.4.450.0070.05719.30
5.4.440.0230.04319.46
5.4.430.0270.03719.54
5.4.420.0700.00019.21
5.4.410.0670.00019.23
5.4.400.0700.00019.11
5.4.390.0600.00019.16
5.4.380.0630.00019.11
5.4.370.0600.00019.11
5.4.360.0600.00019.02
5.4.350.0600.00019.21
5.4.340.0600.00019.07
5.4.320.0070.04212.50
5.4.310.0090.04412.49
5.4.300.0070.03512.50
5.4.290.0040.04012.50
5.4.280.0050.03612.39
5.4.270.0060.03612.39
5.4.260.0060.03712.39
5.4.250.0050.03812.39
5.4.240.0060.03612.39
5.4.230.0030.04112.39
5.4.220.0060.03512.38
5.4.210.0030.03712.39
5.4.200.0090.03812.38
5.4.190.0060.03712.38
5.4.180.0060.04012.38
5.4.170.0070.03412.39
5.4.160.0060.03512.39
5.4.150.0060.03612.38
5.4.140.0080.03512.07
5.4.130.0060.03512.05
5.4.120.0040.03612.01
5.4.110.0080.03412.01
5.4.100.0080.03812.01
5.4.90.0070.03812.01
5.4.80.0080.03912.00
5.4.70.0080.03212.00
5.4.60.0050.03912.00
5.4.50.0100.03112.01
5.4.40.0040.03611.99
5.4.30.0060.03711.99
5.4.20.0050.03811.99
5.4.10.0040.03711.99
5.4.00.0060.03611.48
5.3.290.0080.03712.80
5.3.280.0060.03812.71
5.3.270.0050.03912.72
5.3.260.0060.03912.72
5.3.250.0060.03712.72
5.3.240.0050.04412.72
5.3.230.0100.03412.71
5.3.220.0070.03612.68
5.3.210.0040.04212.68
5.3.200.0050.03812.68
5.3.190.0060.03812.68
5.3.180.0040.03812.67
5.3.170.0060.03612.67
5.3.160.0070.04012.67
5.3.150.0070.03812.68
5.3.140.0060.03812.66
5.3.130.0070.03812.65
5.3.120.0070.03712.66
5.3.110.0120.03312.66
5.3.100.0050.03812.12
5.3.90.0050.03712.09
5.3.80.0060.03512.09
5.3.70.0060.03512.09
5.3.60.0100.03212.07
5.3.50.0070.03512.02
5.3.40.0060.03612.02
5.3.30.0040.03711.98
5.3.20.0050.03611.76
5.3.10.0050.03611.74
5.3.00.0070.03611.71
5.2.170.0060.0299.22
5.2.160.0040.0309.22
5.2.150.0030.0329.21
5.2.140.0040.0319.21
5.2.130.0060.0289.17
5.2.120.0020.0319.17
5.2.110.0080.0259.18
5.2.100.0060.0279.18
5.2.90.0070.0279.17
5.2.80.0030.0319.17
5.2.70.0060.0289.17
5.2.60.0070.0349.12
5.2.50.0080.0259.09
5.2.40.0060.0269.07
5.2.30.0030.0309.05
5.2.20.0050.0289.03
5.2.10.0030.0298.94
5.2.00.0030.0308.80
5.1.60.0070.0218.08
5.1.50.0030.0258.08
5.1.40.0050.0238.06
5.1.30.0060.0248.41
5.1.20.0080.0288.43
5.1.10.0060.0258.16
5.1.00.0040.0278.16
5.0.50.0030.0216.63
5.0.40.0030.0206.49
5.0.30.0040.0306.31
5.0.20.0030.0206.27
5.0.10.0050.0186.25
5.0.00.0050.0286.24
4.4.90.0020.0154.78
4.4.80.0020.0154.76
4.4.70.0010.0174.75
4.4.60.0030.0154.75
4.4.50.0040.0144.77
4.4.40.0020.0264.71
4.4.30.0060.0124.76
4.4.20.0020.0164.85
4.4.10.0010.0174.84
4.4.00.0040.0234.76
4.3.110.0030.0154.67
4.3.100.0020.0164.67
4.3.90.0020.0154.63
4.3.80.0020.0254.59
4.3.70.0020.0154.63
4.3.60.0020.0154.63
4.3.50.0010.0174.63
4.3.40.0040.0224.53
4.3.30.0030.0143.30
4.3.20.0020.0153.28
4.3.10.0000.0173.23
4.3.00.0000.02013.59

preferences:
44.17 ms | 401 KiB | 5 Q