3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = new stdClass(); echo spl_object_hash($a); unset($a); $b = new stdClass(); echo spl_object_hash($b);

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)
8.3.40.0080.00618.46
8.3.30.0100.00318.96
8.3.20.0080.00020.04
8.3.10.0080.00021.73
8.3.00.0060.00319.67
8.2.170.0130.00422.96
8.2.160.0100.00720.35
8.2.150.0030.00624.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00421.00
8.2.110.0050.00521.97
8.2.100.0000.01117.71
8.2.90.0050.00317.75
8.2.80.0030.00517.97
8.2.70.0100.00017.68
8.2.60.0040.00418.02
8.2.50.0090.00318.10
8.2.40.0000.00719.36
8.2.30.0060.00319.11
8.2.20.0030.00517.68
8.2.10.0040.00417.98
8.2.00.0000.00717.66
8.1.270.0030.00623.71
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0090.00023.80
8.1.230.0070.00319.01
8.1.220.0030.00517.74
8.1.210.0060.00318.77
8.1.200.0040.00417.10
8.1.190.0000.00817.10
8.1.180.0030.00518.10
8.1.170.0040.00418.51
8.1.160.0000.00718.79
8.1.150.0060.00320.06
8.1.140.0040.00417.43
8.1.130.0000.00817.94
8.1.120.0070.00017.32
8.1.110.0080.00017.38
8.1.100.0030.00317.42
8.1.90.0000.00717.40
8.1.80.0070.00017.43
8.1.70.0000.00717.30
8.1.60.0060.00317.52
8.1.50.0040.00417.43
8.1.40.0070.00017.45
8.1.30.0040.00417.48
8.1.20.0060.00317.57
8.1.10.0080.00017.55
8.1.00.0040.00417.49
8.0.300.0070.00019.76
8.0.290.0000.00716.63
8.0.280.0030.00318.37
8.0.270.0070.00017.12
8.0.260.0030.00317.16
8.0.250.0000.00716.92
8.0.240.0000.00716.98
8.0.230.0070.00016.92
8.0.220.0000.00716.70
8.0.210.0030.00316.69
8.0.200.0000.00916.84
8.0.190.0040.00416.77
8.0.180.0080.00016.73
8.0.170.0090.00016.67
8.0.160.0040.00416.86
8.0.150.0000.00716.72
8.0.140.0030.00516.77
8.0.130.0060.00013.27
8.0.120.0000.00716.71
8.0.110.0000.00816.84
8.0.100.0000.00716.69
8.0.90.0040.00416.86
8.0.80.0120.00916.74
8.0.70.0030.00516.66
8.0.60.0020.00516.76
8.0.50.0040.00416.70
8.0.30.0140.00817.08
8.0.20.0080.01517.40
8.0.10.0070.00016.82
8.0.00.0050.01216.75
7.4.330.0000.00515.00
7.4.320.0000.00616.42
7.4.300.0030.00316.43
7.4.290.0000.00716.51
7.4.280.0050.00316.46
7.4.270.0000.00716.57
7.4.260.0070.00016.40
7.4.250.0040.00416.40
7.4.240.0050.00216.45
7.4.230.0030.00316.39
7.4.220.0030.01316.54
7.4.210.0040.01116.44
7.4.200.0070.00016.23
7.4.160.0110.00516.37
7.4.150.0070.01117.40
7.4.140.0090.00817.86
7.4.130.0080.01016.33
7.4.120.0100.00716.39
7.4.110.0130.00416.46
7.4.100.0070.01416.58
7.4.90.0180.00916.31
7.4.80.0220.00019.39
7.4.70.0070.01416.55
7.4.60.0130.00416.49
7.4.50.0000.00816.35
7.4.40.0090.00916.20
7.4.30.0060.00916.33
7.4.00.0070.01014.86
7.3.330.0000.00613.03
7.3.320.0050.00012.87
7.3.310.0070.00016.16
7.3.300.0030.00316.11
7.3.290.0090.01116.13
7.3.280.0130.00516.14
7.3.270.0030.01417.40
7.3.260.0120.00416.39
7.3.250.0110.00816.25
7.3.240.0090.01216.08
7.3.230.0120.00316.39
7.3.210.0090.00616.32
7.3.200.0070.01019.39
7.3.190.0120.01016.36
7.3.180.0060.01016.21
7.3.170.0060.01116.27
7.3.160.0110.00516.31
7.3.120.0060.00614.69
7.2.330.0070.01116.34
7.2.320.0050.01016.58
7.2.310.0090.01316.55
7.2.300.0170.00016.56
7.2.290.0060.00916.22
7.2.60.0040.01216.83
7.2.00.0040.00819.26
7.1.200.0000.00915.62
7.1.100.0030.00918.02
7.1.70.0040.00717.14
7.1.60.0090.01619.25
7.1.50.0030.01716.59
7.1.00.0030.07722.32
7.0.200.0000.01216.51
7.0.140.0070.07022.00
7.0.60.0200.07319.82
7.0.50.0200.06717.81
7.0.40.0100.04020.02
7.0.30.0300.08320.17
7.0.20.0130.04720.30
7.0.10.0100.03720.09
7.0.00.0070.09020.11
5.6.280.0000.07720.80
5.6.210.0070.05720.74
5.6.200.0030.04018.23
5.6.190.0030.09020.41
5.6.180.0200.04020.78
5.6.170.0130.08720.48
5.6.160.0070.08320.49
5.6.150.0070.05718.09
5.6.140.0000.04718.20
5.6.130.0100.08718.17
5.6.120.0100.08320.75
5.6.110.0070.07321.13
5.6.100.0100.08321.13
5.6.90.0030.04720.96
5.6.80.0100.05720.39
5.5.350.0270.07720.28
5.5.340.0030.04017.88
5.5.330.0070.08020.46
5.5.320.0470.06020.41
5.5.310.0270.08020.23
5.5.300.0000.04018.02
5.5.290.0070.05318.00
5.5.280.0070.08720.66
5.5.270.0070.08320.93
5.5.260.0070.06020.96
5.5.250.0070.04720.58
5.5.240.0230.04720.06
5.4.450.0670.05319.49
5.4.440.0370.03319.26
5.4.430.0500.05019.45
5.4.420.0470.03719.39
5.4.410.0230.04319.00
5.4.400.0370.04018.93
5.4.390.0230.04319.15
5.4.380.0400.07018.55
5.4.370.0300.05718.50
5.4.360.0300.05318.71
5.4.350.0270.05718.50
5.4.340.0400.05318.71
5.4.320.0050.03712.45
5.4.310.0070.03712.45
5.4.300.0070.03912.45
5.4.290.0050.03812.45
5.4.280.0090.03312.35
5.4.270.0080.03812.35
5.4.260.0090.03512.34
5.4.250.0040.04012.34
5.4.240.0090.03312.34
5.4.230.0070.03712.34
5.4.220.0070.03612.34
5.4.210.0070.03412.34
5.4.200.0050.03912.34
5.4.190.0050.03712.34
5.4.180.0080.03412.33
5.4.170.0060.03512.35
5.4.160.0040.03712.34
5.4.150.0030.03912.34
5.4.140.0040.03812.02
5.4.130.0050.03512.01
5.4.120.0030.03811.97
5.4.110.0060.03511.96
5.4.100.0060.03511.96
5.4.90.0040.03911.96
5.4.80.0050.03811.96
5.4.70.0060.03511.96
5.4.60.0050.03611.96
5.4.50.0040.03811.96
5.4.40.0070.03811.95
5.4.30.0050.03711.95
5.4.20.0060.03811.95
5.4.10.0080.04211.95
5.4.00.0070.04711.44
5.3.290.0080.04412.80
5.3.280.0120.05612.71
5.3.270.0110.05312.72
5.3.260.0030.04312.72
5.3.250.0080.05012.72
5.3.240.0090.05612.72
5.3.230.0110.05312.70
5.3.220.0090.04712.68
5.3.210.0080.04012.68
5.3.200.0130.04612.68
5.3.190.0100.04712.68
5.3.180.0060.04412.67
5.3.170.0050.04312.67
5.3.160.0070.03612.67
5.3.150.0060.03812.68
5.3.140.0040.03912.66
5.3.130.0060.03912.66
5.3.120.0100.03512.66
5.3.110.0040.04112.66
5.3.100.0080.03512.12
5.3.90.0050.03612.08
5.3.80.0080.03412.07
5.3.70.0070.03512.07
5.3.60.0050.03712.07
5.3.50.0070.03412.00
5.3.40.0040.03912.00
5.3.30.0030.03711.95
5.3.20.0100.03111.73
5.3.10.0070.03211.69
5.3.00.0090.03611.68
5.2.170.0060.0409.18
5.2.160.0030.0359.18
5.2.150.0040.0359.18
5.2.140.0050.0309.17
5.2.130.0050.0289.13
5.2.120.0060.0279.14
5.2.110.0030.0349.14
5.2.100.0060.0279.14
5.2.90.0070.0269.14
5.2.80.0070.0289.13
5.2.70.0030.0329.13
5.2.60.0030.0319.08
5.2.50.0050.0299.05
5.2.40.0040.0299.03
5.2.30.0060.0299.01
5.2.20.0050.0289.02
5.2.10.0030.0298.93
5.2.00.0010.0328.79
5.1.60.0030.0258.06
5.1.50.0060.0238.06
5.1.40.0040.0248.04
5.1.30.0030.0268.39
5.1.20.0040.0268.42
5.1.10.0050.0248.14
5.1.00.0060.0248.14
5.0.50.0050.0196.62
5.0.40.0030.0196.48
5.0.30.0040.0316.29
5.0.20.0010.0266.26
5.0.10.0040.0196.23
5.0.00.0050.0296.23
4.4.90.0010.0174.78
4.4.80.0020.0154.75
4.4.70.0030.0154.75
4.4.60.0010.0174.76
4.4.50.0030.0154.77
4.4.40.0030.0244.71
4.4.30.0030.0154.76
4.4.20.0030.0154.85
4.4.10.0010.0174.85
4.4.00.0010.0274.76
4.3.110.0030.0154.67
4.3.100.0040.0134.66
4.3.90.0020.0154.63
4.3.80.0020.0254.59
4.3.70.0020.0154.63
4.3.60.0030.0144.63
4.3.50.0020.0164.63
4.3.40.0020.0244.54
4.3.30.0030.0143.29
4.3.20.0010.0173.26
4.3.10.0020.0163.22
4.3.00.0070.02015.25

preferences:
42.86 ms | 400 KiB | 5 Q