3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private $_v = 1; public function v() { return $this->_v; } } class B extends A { private $_v = 2; } $b = new B(); echo $b->v();

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)
8.3.60.0180.00416.50
8.3.50.0100.00822.12
8.3.40.0120.00318.85
8.3.30.0120.00318.95
8.3.20.0070.00020.20
8.3.10.0080.00023.48
8.3.00.0000.00820.81
8.2.180.0060.00916.50
8.2.170.0080.00822.96
8.2.160.0030.01020.38
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0030.01026.16
8.2.120.0040.00420.97
8.2.110.0030.00621.94
8.2.100.0070.00420.54
8.2.90.0080.00419.05
8.2.80.0040.00417.97
8.2.70.0030.00717.50
8.2.60.0060.00317.80
8.2.50.0130.00018.07
8.2.40.0000.00818.16
8.2.30.0040.00418.18
8.2.20.0030.00517.68
8.2.10.0000.00717.86
8.2.00.0050.00217.48
8.1.280.0030.01425.92
8.1.270.0060.00321.94
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0050.00523.96
8.1.230.0040.00718.92
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0000.00917.36
8.1.190.0040.00417.23
8.1.180.0000.00818.10
8.1.170.0000.00818.55
8.1.160.0000.00721.98
8.1.150.0030.00518.61
8.1.140.0000.00817.25
8.1.130.0000.00717.81
8.1.120.0030.00317.44
8.1.110.0040.00417.26
8.1.100.0070.00017.43
8.1.90.0000.00717.39
8.1.80.0000.00717.26
8.1.70.0030.00317.34
8.1.60.0050.00317.61
8.1.50.0030.00517.40
8.1.40.0000.00817.52
8.1.30.0060.00317.68
8.1.20.0040.00417.53
8.1.10.0000.00817.61
8.1.00.0040.00417.39
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0030.00318.43
8.0.270.0030.00317.18
8.0.260.0070.00017.24
8.0.250.0000.00716.88
8.0.240.0030.00316.96
8.0.230.0000.00716.76
8.0.220.0000.00616.80
8.0.210.0030.00316.86
8.0.200.0040.00416.93
8.0.190.0000.00716.90
8.0.180.0000.00816.74
8.0.170.0040.00416.84
8.0.160.0000.00716.84
8.0.150.0030.00416.84
8.0.140.0080.00016.74
8.0.130.0000.00513.18
8.0.120.0020.00516.69
8.0.110.0000.00716.81
8.0.100.0070.00016.81
8.0.90.0000.00716.89
8.0.80.0080.00716.85
8.0.70.0040.00416.73
8.0.60.0070.00016.84
8.0.50.0000.00816.67
8.0.30.0100.00917.16
8.0.20.0110.00817.40
8.0.10.0050.00216.81
8.0.00.0090.00816.91
7.4.330.0020.00215.08
7.4.320.0000.00616.43
7.4.300.0030.00316.60
7.4.290.0000.00716.38
7.4.280.0000.00816.53
7.4.270.0030.00516.40
7.4.260.0000.00716.50
7.4.250.0070.00016.59
7.4.240.0060.00116.53
7.4.230.0000.00716.43
7.4.220.0030.01416.60
7.4.210.0120.00616.54
7.4.200.0050.00216.40
7.4.160.0100.00716.77
7.4.150.0100.00717.40
7.4.140.0090.00817.86
7.4.130.0120.00716.54
7.4.120.0100.00716.52
7.4.110.0130.00716.61
7.4.100.0170.00716.46
7.4.90.0030.01316.41
7.4.80.0090.00919.39
7.4.70.0120.00916.49
7.4.60.0000.01516.52
7.4.50.0000.00816.44
7.4.40.0080.01116.38
7.4.30.0140.00716.57
7.4.00.0030.01215.10
7.3.330.0060.00013.19
7.3.320.0000.00513.22
7.3.310.0070.00016.05
7.3.300.0060.00016.28
7.3.290.0080.00816.25
7.3.280.0070.01016.23
7.3.270.0060.01217.40
7.3.260.0110.00716.45
7.3.250.0090.01016.48
7.3.240.0120.01216.33
7.3.230.0040.01516.44
7.3.210.0190.00416.40
7.3.200.0070.01419.39
7.3.190.0030.01416.52
7.3.180.0120.00316.31
7.3.170.0090.00916.27
7.3.160.0060.00916.27
7.3.120.0130.00314.85
7.2.330.0030.01416.82
7.2.320.0040.01316.57
7.2.310.0060.01016.77
7.2.300.0080.00816.46
7.2.290.0090.01216.56
7.2.00.0120.00619.18
7.1.100.0000.00917.98
7.1.70.0100.00316.75
7.1.60.0130.01019.70
7.1.50.0260.00716.93
7.1.00.0070.07322.57
7.0.200.0000.01016.57
7.0.140.0030.07322.07
7.0.60.0030.08319.79
7.0.50.0030.05317.96
7.0.40.0000.07320.40
7.0.30.0230.09020.26
7.0.20.0200.04320.11
7.0.10.0300.06320.23
7.0.00.0030.04320.21
5.6.280.0070.07020.91
5.6.210.0200.07020.51
5.6.200.0070.06718.14
5.6.190.0170.07320.52
5.6.180.0300.07720.55
5.6.170.0270.07320.51
5.6.160.0070.05320.50
5.6.150.0030.05718.12
5.6.140.0070.06718.18
5.6.130.0030.06718.14
5.6.120.0070.04020.89
5.6.110.0170.05721.14
5.6.100.0100.05021.09
5.6.90.0100.08021.07
5.6.80.0130.07720.53
5.5.350.0200.08020.45
5.5.340.0030.08717.95
5.5.330.0130.07720.25
5.5.320.0100.07320.35
5.5.310.0370.07020.27
5.5.300.0030.04317.98
5.5.290.0100.06017.92
5.5.280.0030.09020.73
5.5.270.0130.08020.64
5.5.260.0130.07320.76
5.5.250.0100.06720.69
5.5.240.0070.07320.16
5.4.450.0070.05719.19
5.4.440.0030.05719.41
5.4.430.0000.08019.21
5.4.420.0200.04319.63
5.4.410.0030.09019.51
5.4.400.0070.07719.20
5.4.390.0000.08019.08
5.4.380.0070.04319.14
5.4.370.0070.07018.87
5.4.360.0070.05019.16
5.4.350.0000.05719.22
5.4.340.0030.07719.23
5.4.320.0070.06318.95
5.4.310.0000.04719.09
5.4.300.0070.07319.16
5.4.290.0070.05319.21
5.4.280.0070.07718.94
5.4.270.0130.03318.85
5.4.260.0070.07019.09
5.4.250.0070.05719.18
5.4.240.0070.07319.31
5.4.230.0030.06719.13
5.4.220.0030.05719.07
5.4.210.0070.04719.30
5.4.200.0030.08019.16
5.4.190.0000.07718.96
5.4.180.0030.07718.99
5.4.170.0030.06719.00
5.4.160.0030.06019.20
5.4.150.0000.06018.97
5.4.140.0030.07716.38
5.4.130.0000.07716.50
5.4.120.0030.04716.46
5.4.110.0000.04716.32
5.4.100.0130.05316.63
5.4.90.0030.07016.60
5.4.80.0070.04016.41
5.4.70.0030.07716.58
5.4.60.0030.07316.16
5.4.50.0070.06016.55
5.4.40.0030.07716.34
5.4.30.0030.05716.34
5.4.20.0030.03716.53
5.4.10.0130.06716.42
5.4.00.0000.04015.79
5.3.290.0000.08014.63
5.3.280.0000.07314.57
5.3.270.0030.06314.82
5.3.260.0070.06314.52
5.3.250.0000.07714.54
5.3.240.0030.05014.62
5.3.230.0030.07314.51
5.3.220.0030.06714.55
5.3.210.0100.06714.48
5.3.200.0000.04714.65
5.3.190.0030.07714.55
5.3.180.0070.05314.64
5.3.170.0070.06014.64
5.3.160.0070.07014.61
5.3.150.0030.06714.47
5.3.140.0000.08014.45
5.3.130.0070.04714.62
5.3.120.0000.04714.54
5.3.110.0000.04714.45
5.3.100.0070.05014.00
5.3.90.0000.04713.93
5.3.80.0100.05314.15
5.3.70.0000.05014.15
5.3.60.0100.03313.92
5.3.50.0100.03014.04
5.3.40.0030.06713.99
5.3.30.0030.05013.96
5.3.20.0070.03713.71
5.3.10.0070.04713.70
5.3.00.0030.05713.69
5.2.170.0000.04012.65
5.2.160.0070.05312.65
5.2.150.0000.06712.65
5.2.140.0070.03012.65
5.2.130.0130.05012.65
5.2.120.0030.04012.65
5.2.110.0170.04012.65
5.2.100.0000.04712.65
5.2.90.0070.03312.65
5.2.80.0100.04312.65
5.2.70.0070.05712.65
5.2.60.0070.04712.65
5.2.50.0030.06012.65
5.2.40.0030.06312.65
5.2.30.0030.05712.65
5.2.20.0000.04712.65
5.2.10.0030.04712.65
5.2.00.0000.03712.65
5.1.60.0030.04012.65
5.1.50.0000.04712.65
5.1.40.0000.03712.65
5.1.30.0030.03712.65
5.1.20.0070.03312.65
5.1.10.0070.03312.65
5.1.00.0000.05312.65
5.0.50.0030.04312.65
5.0.40.0000.04012.65
5.0.30.0030.06312.65
5.0.20.0000.04712.65
5.0.10.0000.04712.65
5.0.00.0000.04712.65
4.4.90.0000.03312.65
4.4.80.0030.01712.65
4.4.70.0000.04012.65
4.4.60.0000.03712.65
4.4.50.0070.01712.65
4.4.40.0030.05012.65
4.4.30.0000.03012.65
4.4.20.0030.01312.65
4.4.10.0000.03012.65
4.4.00.0000.05312.65
4.3.110.0100.02012.65
4.3.100.0000.03012.65
4.3.90.0030.02712.65
4.3.80.0000.03712.65
4.3.70.0000.02012.65
4.3.60.0030.03312.65
4.3.50.0000.02012.65
4.3.40.0030.03712.65
4.3.30.0070.03312.65
4.3.20.0070.03312.65
4.3.10.0030.03012.65
4.3.00.0030.02012.65

preferences:
40.34 ms | 401 KiB | 5 Q