3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(($a = null) instanceof stdClass);

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)
8.3.60.0120.00318.43
8.3.50.0110.00921.03
8.3.40.0040.01418.66
8.3.30.0070.00719.18
8.3.20.0070.00020.30
8.3.10.0030.00523.49
8.3.00.0080.00019.38
8.2.180.0070.00716.50
8.2.170.0040.01122.96
8.2.160.0120.00820.34
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0150.00422.18
8.2.110.0060.00320.50
8.2.100.0000.01118.03
8.2.90.0000.00719.27
8.2.80.0000.00817.97
8.2.70.0060.00317.50
8.2.60.0050.00517.66
8.2.50.0040.00418.07
8.2.40.0080.00019.76
8.2.30.0000.00718.05
8.2.20.0070.00017.66
8.2.10.0000.00718.09
8.2.00.0000.00717.64
8.1.280.0070.01025.92
8.1.270.0000.00923.81
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00323.88
8.1.230.0080.00419.06
8.1.220.0040.00417.79
8.1.210.0040.00418.77
8.1.200.0000.00917.23
8.1.190.0050.00317.22
8.1.180.0000.00718.10
8.1.170.0000.00818.48
8.1.160.0080.00021.95
8.1.150.0070.00018.81
8.1.140.0040.00417.37
8.1.130.0000.00717.81
8.1.120.0040.00417.38
8.1.110.0000.00717.36
8.1.100.0000.00917.30
8.1.90.0030.00317.40
8.1.80.0020.00517.37
8.1.70.0040.00417.34
8.1.60.0030.00617.43
8.1.50.0040.00417.38
8.1.40.0000.00717.47
8.1.30.0000.00817.48
8.1.20.0000.00717.47
8.1.10.0040.00417.38
8.1.00.0040.00417.30
8.0.300.0040.00418.77
8.0.290.0050.00316.75
8.0.280.0050.00318.36
8.0.270.0030.00317.18
8.0.260.0060.00017.15
8.0.250.0030.00316.95
8.0.240.0000.00716.86
8.0.230.0080.00016.86
8.0.220.0000.00716.68
8.0.210.0030.00316.79
8.0.200.0030.00316.91
8.0.190.0070.00016.77
8.0.180.0040.00416.81
8.0.170.0070.00016.84
8.0.160.0030.00516.79
8.0.150.0070.00016.69
8.0.140.0020.00516.66
8.0.130.0030.00413.25
8.0.120.0000.00716.76
8.0.110.0040.00416.75
8.0.100.0030.00316.68
8.0.90.0040.00416.70
8.0.80.0130.00716.80
8.0.70.0040.00416.86
8.0.60.0000.00716.61
8.0.50.0040.00416.76
8.0.30.0130.00617.15
8.0.20.0130.00917.40
8.0.10.0020.00516.83
8.0.00.0100.00816.67
7.4.330.0000.00515.08
7.4.320.0030.00316.54
7.4.300.0050.00316.57
7.4.290.0040.00416.44
7.4.280.0030.00716.42
7.4.270.0070.00016.57
7.4.260.0050.00316.50
7.4.250.0070.00016.46
7.4.240.0030.00316.49
7.4.230.0000.00716.62
7.4.220.0130.00616.62
7.4.210.0170.00316.56
7.4.200.0000.00816.62
7.4.160.0070.01016.33
7.4.150.0120.00917.40
7.4.140.0080.01317.86
7.4.130.0140.00516.32
7.4.120.0090.00816.50
7.4.110.0000.01716.35
7.4.100.0120.00316.45
7.4.90.0070.01616.36
7.4.80.0130.00319.39
7.4.70.0030.01716.48
7.4.60.0070.01016.39
7.4.50.0080.00016.57
7.4.40.0130.00316.41
7.4.30.0050.01616.40
7.4.00.0040.01114.63
7.3.330.0070.00012.97
7.3.320.0050.00012.82
7.3.310.0000.00716.12
7.3.300.0030.00316.03
7.3.290.0080.01116.11
7.3.280.0120.00816.13
7.3.270.0100.00717.40
7.3.260.0110.00716.24
7.3.250.0090.00916.32
7.3.240.0060.01316.37
7.3.230.0160.00016.39
7.3.210.0060.00916.19
7.3.200.0140.00419.39
7.3.190.0140.00316.14
7.3.180.0080.00816.09
7.3.170.0060.00916.27
7.3.160.0070.01016.07
7.3.10.0030.01016.00
7.3.00.0100.00316.34
7.2.330.0100.00716.44
7.2.320.0030.01416.40
7.2.310.0060.01316.50
7.2.300.0130.00316.48
7.2.290.0140.00816.63
7.2.130.0070.00716.62
7.2.120.0190.00616.54
7.2.110.0080.01116.61
7.2.100.0190.00216.31
7.2.90.0090.00916.25
7.2.80.0110.00516.78
7.2.70.0160.00616.49
7.2.60.0050.00716.70
7.2.50.0110.00716.36
7.2.40.0070.01016.43
7.2.30.0100.00416.34
7.2.20.0120.00616.41
7.2.10.0130.00716.61
7.2.00.0070.01416.77
7.1.250.0070.01415.33
7.1.200.0040.00715.55
7.1.100.0070.00717.75
7.1.70.0000.00816.82
7.1.60.0030.01919.11
7.1.50.0140.01016.93
7.1.00.0070.07322.40
7.0.200.0030.00616.75
7.0.140.0030.07722.00
7.0.60.0130.08019.74
7.0.50.0100.04317.87
7.0.40.0170.07720.04
7.0.30.0330.06319.98
7.0.20.0200.03720.16
7.0.10.0030.07020.16
7.0.00.0030.04020.08
5.6.280.0030.07320.77
5.6.210.0200.07720.68
5.6.200.0100.05018.07
5.6.190.0100.08320.27
5.6.180.0270.03320.21
5.6.170.0270.04320.45
5.6.160.0130.05020.44
5.6.150.0070.06018.17
5.6.140.0000.04318.11
5.6.130.0030.05018.17
5.6.120.0070.04320.97
5.6.110.0030.07321.13
5.6.100.0130.07320.97
5.6.90.0130.05020.96
5.6.80.0100.08020.28
5.6.70.4370.03720.49
5.5.350.0270.07020.32
5.5.340.0130.07317.96
5.5.330.0030.08320.40
5.5.320.0200.05320.29
5.5.310.0370.07320.27
5.5.300.0070.05317.98
5.5.290.0130.06017.93
5.5.280.0070.06020.64
5.5.270.0070.04020.84
5.5.260.0100.08320.75
5.5.250.0070.07320.49
5.5.240.0230.06720.06
5.4.450.0770.05319.42
5.4.440.0770.05719.60
5.4.430.0830.04319.23
5.4.420.0670.00019.30
5.4.410.0630.00019.19
5.4.400.0770.00019.05
5.4.390.0600.00019.16
5.4.380.0630.00018.96
5.4.370.0630.00018.96
5.4.360.0630.00019.08
5.4.350.0630.00019.02
5.4.340.0070.03411.96
5.4.320.0070.03612.45
5.4.310.0040.04912.45
5.4.300.0060.04412.45
5.4.290.0070.04112.45
5.4.280.0090.03412.35
5.4.270.0060.04412.34
5.4.260.0060.03812.35
5.4.250.0050.04112.34
5.4.240.0050.04412.34
5.4.230.0090.04012.34
5.4.220.0080.03412.34
5.4.210.0080.04012.34
5.4.200.0100.03912.34
5.4.190.0050.04512.33
5.4.180.0030.03912.34
5.4.170.0030.04112.35
5.4.160.0050.04312.34
5.4.150.0060.03712.34
5.4.140.0050.03712.02
5.4.130.0060.03612.01
5.4.120.0060.03511.96
5.4.110.0100.03211.97
5.4.100.0120.04211.96
5.4.90.0040.04511.96
5.4.80.0060.04811.96
5.4.70.0070.03511.96
5.4.60.0040.03611.96
5.4.50.0040.04111.96
5.4.40.0050.03711.95
5.4.30.0120.03911.95
5.4.20.0090.03911.95
5.4.10.0080.04411.95
5.4.00.0070.03611.43
5.3.290.0050.04412.80
5.3.280.0090.03812.71
5.3.270.0050.04012.72
5.3.260.0040.04112.72
5.3.250.0070.04112.72
5.3.240.0050.04012.72
5.3.230.0080.03612.71
5.3.220.0060.03912.68
5.3.210.0100.03812.68
5.3.200.0050.04212.68
5.3.190.0070.04012.68
5.3.180.0090.04512.68
5.3.170.0030.04612.66
5.3.160.0080.03912.67
5.3.150.0090.03512.68
5.3.140.0060.04412.66
5.3.130.0090.03912.66
5.3.120.0060.04112.66
5.3.110.0050.04012.66
5.3.100.0050.03812.12
5.3.90.0070.03512.08
5.3.80.0050.03712.07
5.3.70.0050.03812.07
5.3.60.0040.04112.07
5.3.50.0060.04212.00
5.3.40.0070.03512.00
5.3.30.0040.03611.95
5.3.20.0060.03511.71
5.3.10.0060.03911.69
5.3.00.0090.03411.67
5.2.170.0040.0319.18
5.2.160.0070.0289.18
5.2.150.0030.0319.18
5.2.140.0030.0319.17
5.2.130.0050.0299.14
5.2.120.0030.0319.14
5.2.110.0070.0299.14
5.2.100.0040.0329.14
5.2.90.0060.0279.14
5.2.80.0090.0299.13
5.2.70.0070.0429.13
5.2.60.0030.0399.08
5.2.50.0070.0329.05
5.2.40.0090.0269.03
5.2.30.0040.0349.00
5.2.20.0040.0309.00
5.2.10.0030.0298.91
5.2.00.0080.0318.77
5.1.60.0090.0268.06
5.1.50.0060.0258.06
5.1.40.0070.0248.04
5.1.30.0040.0278.39
5.1.20.0050.0268.41
5.1.10.0020.0278.14
5.1.00.0060.0268.14
5.0.50.0110.0286.61
5.0.40.0060.0176.47
5.0.30.0030.0316.28
5.0.20.0060.0196.25
5.0.10.0040.0206.23
5.0.00.0020.0366.22
4.4.90.0050.0134.78
4.4.80.0040.0144.75
4.4.70.0030.0154.75
4.4.60.0030.0164.76
4.4.50.0050.0144.77
4.4.40.0010.0274.70
4.4.30.0030.0184.76
4.4.20.0000.0184.85
4.4.10.0030.0154.84
4.4.00.0060.0264.76
4.3.110.0020.0164.67
4.3.100.0030.0164.66
4.3.90.0020.0154.64
4.3.80.0020.0284.58
4.3.70.0010.0164.63
4.3.60.0050.0134.63
4.3.50.0050.0154.63
4.3.40.0020.0324.53
4.3.30.0030.0213.28
4.3.20.0010.0203.26
4.3.10.0040.0153.22
4.3.00.0030.0207.28

preferences:
39.06 ms | 401 KiB | 5 Q