3v4l.org

run code in 300+ PHP versions simultaneously
<?php $o = new StdClass; $a1 = [[$o], [$o]]; $a2 = [[$o], [$o]]; var_dump($a1 === $a2);

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)
8.3.60.0080.00818.55
8.3.50.0100.00821.97
8.3.40.0070.01318.71
8.3.30.0100.00318.95
8.3.20.0040.00420.21
8.3.10.0030.00520.52
8.3.00.0080.00019.25
8.2.180.0060.01218.29
8.2.170.0090.00922.96
8.2.160.0140.00020.35
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0000.00822.29
8.2.110.0070.01020.56
8.2.100.0090.00317.72
8.2.90.0030.00619.30
8.2.80.0040.00417.97
8.2.70.0080.00017.63
8.2.60.0060.00317.80
8.2.50.0030.00618.07
8.2.40.0040.00418.16
8.2.30.0040.00418.04
8.2.20.0050.00317.57
8.2.10.0040.00418.07
8.2.00.0040.00417.66
8.1.280.0110.00425.92
8.1.270.0060.00322.04
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0120.00622.01
8.1.230.0040.00722.72
8.1.220.0080.00017.74
8.1.210.0060.00318.77
8.1.200.0030.00617.23
8.1.190.0030.00517.23
8.1.180.0000.00818.10
8.1.170.0000.00818.51
8.1.160.0000.00721.91
8.1.150.0040.00418.88
8.1.140.0040.00417.45
8.1.130.0050.00217.77
8.1.120.0070.00017.49
8.1.110.0000.00817.48
8.1.100.0000.00717.36
8.1.90.0030.00317.45
8.1.80.0000.00717.27
8.1.70.0000.00717.35
8.1.60.0030.00617.57
8.1.50.0030.00517.41
8.1.40.0040.00417.46
8.1.30.0000.00817.61
8.1.20.0040.00417.55
8.1.10.0040.00417.43
8.1.00.0040.00417.35
8.0.300.0000.00718.77
8.0.290.0070.00016.75
8.0.280.0050.00318.34
8.0.270.0070.00017.24
8.0.260.0040.00417.24
8.0.250.0070.00016.99
8.0.240.0030.00316.98
8.0.230.0000.00716.99
8.0.220.0000.00716.80
8.0.210.0050.00216.82
8.0.200.0040.00416.94
8.0.190.0050.00316.93
8.0.180.0040.00416.78
8.0.170.0040.00416.93
8.0.160.0040.00416.89
8.0.150.0000.00716.77
8.0.140.0030.00316.80
8.0.130.0030.00313.25
8.0.120.0040.00416.90
8.0.110.0030.00516.93
8.0.100.0000.00716.79
8.0.90.0030.00416.74
8.0.80.0000.01516.85
8.0.70.0040.00416.91
8.0.60.0060.00316.75
8.0.50.0070.00016.73
8.0.30.0070.01217.15
8.0.20.0100.01017.42
8.0.10.0070.00016.89
8.0.00.0090.00816.79
7.4.330.0030.00315.09
7.4.320.0000.00616.56
7.4.300.0030.00316.52
7.4.290.0030.00316.41
7.4.280.0070.00016.62
7.4.270.0000.00616.59
7.4.260.0000.00716.54
7.4.250.0040.00416.52
7.4.240.0030.00316.58
7.4.230.0000.00816.56
7.4.220.0130.00616.50
7.4.210.0070.00716.62
7.4.200.0040.00416.32
7.4.160.0120.00316.50
7.4.150.0120.00617.40
7.4.140.0100.00917.86
7.4.130.0100.00916.39
7.4.120.0060.01316.51
7.4.110.0080.00916.61
7.4.100.0150.00416.37
7.4.90.0030.01416.50
7.4.80.0110.01119.39
7.4.70.0110.00716.36
7.4.60.0000.01516.41
7.4.50.0000.00816.57
7.4.40.0100.00616.32
7.4.30.0090.01416.52
7.4.00.0100.00315.11
7.3.330.0030.00313.18
7.3.320.0000.00513.20
7.3.310.0040.00416.49
7.3.300.0040.00416.27
7.3.290.0080.00816.27
7.3.280.0040.01216.32
7.3.270.0120.00617.40
7.3.260.0070.01016.30
7.3.250.0080.00816.47
7.3.240.0110.00616.56
7.3.230.0130.00416.44
7.3.210.0090.00916.56
7.3.200.0120.00919.39
7.3.190.0060.01016.56
7.3.180.0070.01416.37
7.3.170.0080.00816.27
7.3.160.0090.00916.40
7.3.120.0030.01315.02
7.3.110.0070.00714.73
7.3.100.0060.00614.79
7.3.90.0070.01014.61
7.3.80.0090.00614.84
7.3.70.0100.00614.79
7.3.60.0060.00314.86
7.3.50.0040.01214.68
7.3.40.0040.00814.80
7.3.30.0030.00914.58
7.3.20.0040.00716.56
7.3.10.0090.00616.67
7.3.00.0030.00816.71
7.2.330.0040.01516.60
7.2.320.0120.00616.33
7.2.310.0000.02016.45
7.2.300.0160.00016.71
7.2.290.0110.01116.50
7.2.240.0080.00815.27
7.2.230.0070.01115.13
7.2.220.0060.00614.95
7.2.210.0030.01214.93
7.2.200.0000.01514.93
7.2.190.0110.00414.86
7.2.180.0070.01014.72
7.2.170.0090.00615.12
7.2.160.0100.00614.90
7.2.150.0060.00916.70
7.2.140.0060.00917.04
7.2.130.0080.00416.87
7.2.120.0020.01316.66
7.2.110.0040.00916.83
7.2.100.0080.00616.79
7.2.90.0060.00816.78
7.2.80.0050.00816.76
7.2.70.0080.00816.85
7.2.60.0050.00816.70
7.2.50.0030.01116.98
7.2.40.0030.01117.07
7.2.30.0040.00616.86
7.2.20.0080.00616.98
7.2.10.0090.00516.93
7.2.00.0050.01116.92
7.1.330.0040.01115.84
7.1.320.0030.01315.77
7.1.310.0110.00015.75
7.1.300.0080.00815.69
7.1.290.0040.01115.79
7.1.280.0030.00915.68
7.1.270.0060.01216.00
7.1.260.0000.01515.52
7.1.250.0090.00415.75
7.1.200.0330.00815.66
7.1.70.0080.00016.92
7.1.60.0150.01119.32
7.1.50.0200.00316.86
7.1.00.0000.08022.45
7.0.200.0060.00316.73
7.0.140.0070.07022.09
7.0.60.0100.07720.00
7.0.50.0100.03317.80
7.0.40.0130.08020.04
7.0.30.0270.07720.02
7.0.20.0300.07320.33
7.0.10.0030.08020.33
7.0.00.0030.09020.03
5.6.280.0130.06721.14
5.6.210.0100.08020.52
5.6.200.0070.08318.13
5.6.190.0030.04320.39
5.6.180.0500.07020.41
5.6.170.0230.06320.38
5.6.160.0130.07720.39
5.6.150.0070.05718.18
5.6.140.0030.04018.09
5.6.130.0030.07018.07
5.6.120.0030.06320.93
5.6.110.0070.08720.99
5.6.100.0130.05321.11
5.6.90.0170.05020.99
5.6.80.0100.06020.35
5.5.350.0230.05020.43
5.5.340.0170.03317.97
5.5.330.0070.04020.36
5.5.320.0400.05720.30
5.5.310.0300.07720.23
5.5.300.0000.07717.91
5.5.290.0170.07717.97
5.5.280.0000.04320.88
5.5.270.0100.08720.73
5.5.260.0170.03320.88
5.5.250.0000.07320.68
5.5.240.0270.07720.03
5.4.450.0430.04319.46
5.4.440.0200.08019.47
5.4.430.0530.04019.24
5.4.420.0670.00019.68
5.4.410.0630.00019.38
5.4.400.0870.00019.18
5.4.390.0830.00019.26
5.4.380.0630.00019.05
5.4.370.0630.00019.04
5.4.360.0700.00019.05
5.4.350.0630.00019.05
5.4.340.0630.00019.05
5.4.320.0060.03912.45
5.4.310.0090.03512.45
5.4.300.0070.04012.45
5.4.290.0060.03812.45
5.4.280.0060.03512.35
5.4.270.0060.03712.34
5.4.260.0060.03712.35
5.4.250.0070.03612.34
5.4.240.0050.04012.35
5.4.230.0050.03912.34
5.4.220.0090.03312.34
5.4.210.0070.03412.34
5.4.200.0060.04012.34
5.4.190.0060.03612.34
5.4.180.0070.03412.34
5.4.170.0070.03712.35
5.4.160.0090.03512.34
5.4.150.0090.03612.34
5.4.140.0070.04312.02
5.4.130.0090.03812.01
5.4.120.0080.03411.97
5.4.110.0050.04211.96
5.4.100.0070.03711.96
5.4.90.0070.03711.96
5.4.80.0080.03511.96
5.4.70.0100.03111.96
5.4.60.0050.03611.96
5.4.50.0070.04111.96
5.4.40.0110.03011.95
5.4.30.0080.03311.95
5.4.20.0070.03411.95
5.4.10.0070.03311.95
5.4.00.0070.04211.43
5.3.290.0060.04212.80
5.3.280.0080.03612.71
5.3.270.0050.04312.72
5.3.260.0030.04512.72
5.3.250.0050.03912.71
5.3.240.0040.04012.72
5.3.230.0080.03712.71
5.3.220.0060.03812.68
5.3.210.0050.04012.68
5.3.200.0060.04112.68
5.3.190.0070.03812.68
5.3.180.0050.03812.67
5.3.170.0070.04012.67
5.3.160.0050.03812.67
5.3.150.0080.03712.67
5.3.140.0090.04012.66
5.3.130.0060.04012.65
5.3.120.0070.04112.66
5.3.110.0070.04412.66
5.3.100.0100.03312.12
5.3.90.0060.03612.08
5.3.80.0060.03612.07
5.3.70.0090.03312.08
5.3.60.0110.03612.06
5.3.50.0030.03912.00
5.3.40.0070.03712.00
5.3.30.0060.03611.95
5.3.20.0050.03811.72
5.3.10.0060.04011.70
5.3.00.0080.03611.69
5.2.170.0040.0339.18
5.2.160.0030.0329.18
5.2.150.0030.0349.18
5.2.140.0020.0349.18
5.2.130.0050.0309.14
5.2.120.0060.0359.14
5.2.110.0070.0279.14
5.2.100.0090.0299.15
5.2.90.0070.0329.14
5.2.80.0070.0289.14
5.2.70.0090.0269.14
5.2.60.0040.0319.09
5.2.50.0050.0309.06
5.2.40.0050.0309.04
5.2.30.0020.0339.01
5.2.20.0080.0259.00
5.2.10.0060.0338.92
5.2.00.0070.0388.78
5.1.60.0020.0278.07
5.1.50.0040.0278.06
5.1.40.0080.0238.05
5.1.30.0010.0328.39
5.1.20.0060.0268.42
5.1.10.0060.0258.14
5.1.00.0060.0258.14
5.0.50.0030.0216.62
5.0.40.0040.0196.48
5.0.30.0000.0356.29
5.0.20.0040.0196.27
5.0.10.0030.0216.24
5.0.00.0040.0316.23
4.4.90.0050.0144.78
4.4.80.0020.0174.75
4.4.70.0000.0184.75
4.4.60.0060.0124.75
4.4.50.0010.0174.77
4.4.40.0030.0254.71
4.4.30.0030.0154.75
4.4.20.0040.0154.84
4.4.10.0020.0164.85
4.4.00.0020.0264.75
4.3.110.0030.0164.67
4.3.100.0040.0134.67
4.3.90.0000.0174.63
4.3.80.0030.0244.59
4.3.70.0020.0164.63
4.3.60.0030.0144.63
4.3.50.0030.0194.63
4.3.40.0020.0254.54
4.3.30.0020.0163.29
4.3.20.0040.0173.26
4.3.10.0020.0163.21
4.3.00.0070.01713.59

preferences:
46.22 ms | 401 KiB | 5 Q