3v4l.org

run code in 300+ PHP versions simultaneously
<?php class C { public function __destruct() { echo __METHOD__."\n"; } } echo "equals null: "; $c = new C; $c = null; echo "\n unset: "; $c = new C; unset($c);

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)
8.3.40.0080.00818.55
8.3.30.0040.01118.88
8.3.20.0080.00020.16
8.3.10.0050.00323.67
8.3.00.0050.00317.46
8.2.170.0060.00922.96
8.2.160.0080.00820.52
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0020.00526.16
8.2.120.0080.00021.15
8.2.110.0090.00022.15
8.2.100.0110.00019.36
8.2.90.0000.00919.21
8.2.80.0040.00417.97
8.2.70.0000.00817.63
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0040.00418.08
8.2.30.0040.00417.91
8.2.20.0070.00017.49
8.2.10.0000.00718.05
8.2.00.0030.00517.74
8.1.270.0000.00823.84
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0030.00623.75
8.1.230.0070.00319.10
8.1.220.0030.00617.74
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0000.00717.22
8.1.180.0040.00418.10
8.1.170.0040.00418.57
8.1.160.0070.00021.94
8.1.150.0040.00418.82
8.1.140.0070.00017.45
8.1.130.0030.00317.81
8.1.120.0070.00017.37
8.1.110.0000.00817.26
8.1.100.0040.00417.44
8.1.90.0030.00317.42
8.1.80.0030.00417.38
8.1.70.0000.00717.33
8.1.60.0030.00517.57
8.1.50.0050.00317.46
8.1.40.0000.00717.41
8.1.30.0000.00817.57
8.1.20.0000.00817.70
8.1.10.0050.00217.41
8.1.00.0000.00817.57
8.0.300.0080.00018.77
8.0.290.0000.00716.75
8.0.280.0030.00318.35
8.0.270.0030.00317.14
8.0.260.0030.00317.12
8.0.250.0030.00316.86
8.0.240.0000.00616.91
8.0.230.0050.00516.88
8.0.220.0000.00716.80
8.0.210.0030.00316.86
8.0.200.0000.00616.93
8.0.190.0000.00816.84
8.0.180.0030.00616.81
8.0.170.0080.00016.87
8.0.160.0030.00316.80
8.0.150.0000.00816.72
8.0.140.0000.00716.74
8.0.130.0030.00313.30
8.0.120.0040.00416.71
8.0.110.0000.00816.65
8.0.100.0000.00816.75
8.0.90.0030.00416.89
8.0.80.0030.01616.85
8.0.70.0050.00316.82
8.0.60.0100.00016.86
8.0.50.0000.00716.75
8.0.30.0120.01116.98
8.0.20.0080.01517.40
8.0.10.0030.00516.98
8.0.00.0140.00716.68
7.4.330.0000.00715.00
7.4.320.0030.00316.39
7.4.300.0060.00316.50
7.4.290.0030.00316.50
7.4.280.0040.00416.45
7.4.270.0030.00316.55
7.4.260.0040.00416.47
7.4.250.0040.00416.57
7.4.240.0000.00716.53
7.4.230.0030.00516.46
7.4.220.0060.01216.54
7.4.210.0100.01016.69
7.4.200.0040.00416.38
7.4.160.0090.01316.59
7.4.150.0040.01517.40
7.4.140.0100.01017.86
7.4.130.0120.00816.48
7.4.120.0060.01116.44
7.4.110.0130.00316.57
7.4.100.0150.00316.54
7.4.90.0040.01216.56
7.4.80.0030.01919.39
7.4.70.0040.01616.59
7.4.60.0100.00616.41
7.4.50.0030.00316.70
7.4.40.0030.01216.54
7.4.30.0090.00716.32
7.4.00.0060.00914.99
7.3.330.0000.00613.05
7.3.320.0080.00013.16
7.3.310.0040.00416.05
7.3.300.0070.00016.23
7.3.290.0030.01316.17
7.3.280.0070.00816.20
7.3.270.0060.01517.40
7.3.260.0130.00616.40
7.3.250.0060.01116.52
7.3.240.0060.01016.25
7.3.230.0070.01016.39
7.3.210.0030.01416.26
7.3.200.0100.01019.39
7.3.190.0090.01116.23
7.3.180.0090.00916.28
7.3.170.0160.00016.55
7.3.160.0080.00816.28
7.2.330.0100.00716.31
7.2.320.0120.00616.48
7.2.310.0060.01116.73
7.2.300.0100.01316.45
7.2.290.0090.00616.37
7.2.00.0030.01319.13
7.1.100.0160.00417.75
7.1.70.0000.00716.98
7.1.60.0170.00719.40
7.1.50.0070.01316.50
7.1.00.0030.07322.35
7.0.200.0000.00716.89
7.0.140.0070.06321.95
7.0.60.0000.09319.93
7.0.50.0030.04717.86
7.0.40.0170.07720.25
7.0.30.0270.08320.34
7.0.20.0330.05020.07
7.0.10.0100.04020.13
7.0.00.0070.04020.23
5.6.280.0070.07021.10
5.6.210.0100.07320.47
5.6.200.0200.06318.14
5.6.190.0030.04320.48
5.6.180.0170.04320.61
5.6.170.0270.08020.55
5.6.160.0070.07020.46
5.6.150.0030.05718.23
5.6.140.0070.08018.21
5.6.130.0100.08018.18
5.6.120.0000.05321.01
5.6.110.0100.08321.04
5.6.100.0130.07321.11
5.6.90.0070.04020.97
5.6.80.0200.07020.53
5.5.350.0330.07320.46
5.5.340.0170.04717.99
5.5.330.0100.08020.41
5.5.320.0270.04020.25
5.5.310.0300.08020.23
5.5.300.0130.03317.98
5.5.290.0100.07718.04
5.5.280.0300.06020.80
5.5.270.0000.06720.87
5.5.260.0200.05020.87
5.5.250.0030.08720.71
5.5.240.0000.06320.26
5.4.450.0800.05319.18
5.4.440.0570.05719.22
5.4.430.0670.05019.57
5.4.420.0530.05019.20
5.4.410.0100.05318.81
5.4.400.0370.08018.52
5.4.390.0570.05318.73
5.4.380.0200.04718.54
5.4.370.0030.04718.82
5.4.360.0170.04318.71
5.4.350.0090.03812.02
5.4.340.0130.06012.02
5.4.320.0050.03612.50
5.4.310.0070.04412.49
5.4.300.0060.04112.50
5.4.290.0170.03712.50
5.4.280.0090.04012.40
5.4.270.0100.04712.39
5.4.260.0050.04012.39
5.4.250.0060.04012.39
5.4.240.0060.03912.39
5.4.230.0100.03912.39
5.4.220.0050.03712.38
5.4.210.0030.03712.39
5.4.200.0060.04712.39
5.4.190.0090.04012.38
5.4.180.0070.03512.39
5.4.170.0060.03712.39
5.4.160.0090.04512.39
5.4.150.0140.04212.39
5.4.140.0080.05012.07
5.4.130.0070.03412.06
5.4.120.0100.03012.02
5.4.110.0060.03412.02
5.4.100.0090.03712.01
5.4.90.0040.03812.01
5.4.80.0050.03712.01
5.4.70.0080.03212.01
5.4.60.0080.03412.01
5.4.50.0080.03612.00
5.4.40.0090.03612.00
5.4.30.0100.03111.99
5.4.20.0070.03612.00
5.4.10.0060.03911.99
5.4.00.0070.03411.48
5.3.290.0060.04212.80
5.3.280.0090.04112.71
5.3.270.0100.05012.72
5.3.260.0080.04412.72
5.3.250.0030.04312.72
5.3.240.0080.03612.72
5.3.230.0070.03612.70
5.3.220.0050.03812.68
5.3.210.0090.05012.68
5.3.200.0080.03712.68
5.3.190.0060.03712.68
5.3.180.0070.03612.68
5.3.170.0070.03612.67
5.3.160.0080.03412.68
5.3.150.0110.03512.67
5.3.140.0090.03512.66
5.3.130.0080.04712.66
5.3.120.0100.04612.66
5.3.110.0060.04012.66
5.3.100.0060.04012.11
5.3.90.0100.03712.09
5.3.80.0040.03912.09
5.3.70.0060.04312.09
5.3.60.0090.04412.07
5.3.50.0080.03912.02
5.3.40.0050.04512.02
5.3.30.0040.03911.98
5.3.20.0050.03811.76
5.3.10.0110.03511.73
5.3.00.0130.04511.71
5.2.170.0020.0349.21
5.2.160.0080.0309.22
5.2.150.0050.0319.22
5.2.140.0050.0329.21
5.2.130.0040.0309.17
5.2.120.0040.0319.18
5.2.110.0060.0279.18
5.2.100.0050.0319.18
5.2.90.0050.0299.17
5.2.80.0080.0289.17
5.2.70.0080.0279.16
5.2.60.0020.0349.13
5.2.50.0060.0309.09
5.2.40.0080.0299.07
5.2.30.0050.0409.04
5.2.20.0080.0299.03
5.2.10.0040.0328.93
5.2.00.0050.0288.80
5.1.60.0020.0278.09
5.1.50.0060.0248.09
5.1.40.0050.0248.06
5.1.30.0080.0228.41
5.1.20.0030.0308.43
5.1.10.0050.0268.16
5.1.00.0040.0288.16
5.0.50.0020.0226.64
5.0.40.0050.0216.50
5.0.30.0040.0316.31
5.0.20.0050.0196.27
5.0.10.0040.0236.25
5.0.00.0060.0386.24
4.4.90.0030.0184.78
4.4.80.0010.0174.75
4.4.70.0020.0204.75
4.4.60.0070.0204.75
4.4.50.0060.0204.77
4.4.40.0040.0284.71
4.4.30.0040.0264.76
4.4.20.0040.0264.84
4.4.10.0010.0254.85
4.4.00.0020.0294.76
4.3.110.0010.0204.67
4.3.100.0050.0134.66
4.3.90.0040.0134.64
4.3.80.0040.0224.58
4.3.70.0050.0184.63
4.3.60.0050.0164.63
4.3.50.0020.0174.63
4.3.40.0010.0264.54
4.3.30.0020.0213.30
4.3.20.0010.0243.28
4.3.10.0020.0163.23
4.3.00.0270.0177.13

preferences:
43.26 ms | 400 KiB | 5 Q