3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = new stdClass(); $className = 'stdClass'; var_dump($obj instanceof ($className));

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)
8.3.60.0120.00618.05
8.3.50.0150.00522.05
8.3.40.0110.00418.79
8.3.30.0070.00718.92
8.3.20.0070.00020.04
8.3.10.0080.00023.53
8.3.00.0070.00319.38
8.2.180.0140.00316.61
8.2.170.0120.00322.96
8.2.160.0100.00620.35
8.2.150.0150.00424.18
8.2.140.0050.00324.66
8.2.130.0000.00726.16
8.2.120.0000.00819.66
8.2.110.0060.00322.11
8.2.100.0090.00018.63
8.1.280.0070.00725.92
8.1.270.0080.00020.61
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00318.48
8.1.230.0070.01018.48
5.4.340.0060.03412.01
5.4.320.0070.03512.49
5.4.310.0060.04312.50
5.4.300.0090.04812.50
5.4.290.0050.04012.49
5.4.280.0030.03712.39
5.4.270.0040.03812.39
5.4.260.0040.04012.39
5.4.250.0080.03612.39
5.4.240.0040.03812.39
5.4.230.0030.04112.38
5.4.220.0060.03712.38
5.4.210.0040.04412.38
5.4.200.0080.03912.38
5.4.190.0060.03712.38
5.4.180.0090.03512.38
5.4.170.0110.03212.39
5.4.160.0060.03612.38
5.4.150.0050.03712.38
5.4.140.0050.03912.07
5.4.130.0070.03412.05
5.4.120.0020.03812.02
5.4.110.0050.03512.01
5.4.100.0040.03612.01
5.4.90.0070.03612.02
5.4.80.0080.03512.02
5.4.70.0060.03412.01
5.4.60.0070.03312.01
5.4.50.0040.03612.01
5.4.40.0040.03612.00
5.4.30.0120.03011.99
5.4.20.0020.04311.98
5.4.10.0060.03611.99
5.4.00.0080.03511.48
5.3.290.0050.04012.80
5.3.280.0090.03712.71
5.3.270.0040.04112.72
5.3.260.0080.03712.72
5.3.250.0040.03912.72
5.3.240.0040.03812.72
5.3.230.0050.04512.71
5.3.220.0110.03412.68
5.3.210.0080.03812.68
5.3.200.0080.03512.68
5.3.190.0050.03912.68
5.3.180.0060.03712.67
5.3.170.0060.04012.67
5.3.160.0040.03812.67
5.3.150.0030.04012.67
5.3.140.0070.03512.66
5.3.130.0040.04312.66
5.3.120.0100.03612.66
5.3.110.0100.03512.66
5.3.100.0030.04112.12
5.3.90.0080.03812.09
5.3.80.0100.04412.07
5.3.70.0050.04612.08
5.3.60.0070.03812.06
5.3.50.0080.03412.00
5.3.40.0080.03312.00
5.3.30.0090.03611.95
5.3.20.0060.03411.73
5.3.10.0060.03411.70
5.3.00.0080.03311.69
5.2.170.0040.0309.18
5.2.160.0020.0379.18
5.2.150.0080.0349.18
5.2.140.0060.0329.18
5.2.130.0070.0309.14
5.2.120.0050.0279.14
5.2.110.0060.0289.14
5.2.100.0040.0299.14
5.2.90.0030.0309.14
5.2.80.0050.0299.14
5.2.70.0040.0319.14
5.2.60.0040.0319.09
5.2.50.0040.0309.06
5.2.40.0030.0309.04
5.2.30.0030.0369.02
5.2.20.0050.0339.01
5.2.10.0050.0278.92
5.2.00.0040.0298.79
5.1.60.0010.0278.07
5.1.50.0030.0258.06
5.1.40.0070.0218.05
5.1.30.0030.0298.40
5.1.20.0060.0298.42
5.1.10.0050.0308.14
5.1.00.0050.0268.14
5.0.50.0050.0196.63
5.0.40.0010.0226.48
5.0.30.0040.0306.29
5.0.20.0060.0176.26
5.0.10.0030.0216.23
5.0.00.0030.0336.23
4.4.90.0030.0164.77
4.4.80.0040.0144.75
4.4.70.0050.0194.76
4.4.60.0030.0154.76
4.4.50.0010.0164.77
4.4.40.0030.0244.71
4.4.30.0010.0174.76
4.4.20.0030.0154.84
4.4.10.0030.0164.85
4.4.00.0020.0254.76
4.3.110.0060.0124.67
4.3.100.0030.0144.67
4.3.90.0030.0144.64
4.3.80.0030.0244.59
4.3.70.0020.0154.63
4.3.60.0070.0114.63
4.3.50.0070.0144.63
4.3.40.0020.0244.54
4.3.30.0030.0153.29
4.3.20.0020.0163.26
4.3.10.0020.0163.22
4.3.00.0170.0237.16

preferences:
42.72 ms | 401 KiB | 5 Q