3v4l.org

run code in 300+ PHP versions simultaneously
<?php class p { protected $a = 'aaa'; private $b = 'bbb'; public function pub($obj = null) { $obj = new $this; return $obj->asd(); } protected function abc() { return $this->a; } private function asd() { return $this->b; } } $o = new p; echo $o->pub();

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)
8.3.40.0110.01118.76
8.3.30.0180.00020.23
8.3.20.0030.00320.30
8.3.10.0040.00422.10
8.3.00.0000.00722.51
8.2.170.0080.01222.96
8.2.160.0070.00722.25
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0080.00026.16
8.2.120.0180.00019.09
8.2.110.0030.00622.28
8.2.100.0030.01017.57
8.2.90.0040.00419.05
8.2.80.0030.00619.40
8.2.70.0080.00017.50
8.2.60.0030.00517.68
8.2.50.0030.00618.07
8.2.40.0030.00618.21
8.2.30.0050.00219.45
8.2.20.0040.00417.64
8.2.10.0040.00417.73
8.2.00.0090.00317.53
8.1.270.0040.00421.98
8.1.260.0000.00726.35
8.1.250.0080.00028.09
8.1.240.0090.00023.96
8.1.230.0070.00419.09
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0070.00317.13
8.1.190.0080.00017.41
8.1.180.0040.00418.10
8.1.170.0000.00818.48
8.1.160.0000.00718.82
8.1.150.0000.00718.57
8.1.140.0100.00017.27
8.1.130.0030.00317.73
8.1.120.0000.00817.44
8.1.110.0030.00717.37
8.1.100.0040.00417.43
8.1.90.0080.00017.43
8.1.80.0040.00417.32
8.1.70.0030.00317.35
8.1.60.0000.00817.47
8.1.50.0040.00417.56
8.1.40.0000.00817.51
8.1.30.0050.00317.46
8.1.20.0040.00417.55
8.1.10.0050.00217.59
8.1.00.0070.00017.52
8.0.300.0070.00018.77
8.0.290.0040.00417.05
8.0.280.0030.00318.36
8.0.270.0000.00717.37
8.0.260.0040.00416.68
8.0.250.0030.00716.95
8.0.240.0000.00816.86
8.0.230.0000.00716.87
8.0.220.0040.00416.85
8.0.210.0050.00216.73
8.0.200.0000.00816.78
8.0.190.0040.00416.78
8.0.180.0000.00716.81
8.0.170.0040.00416.90
8.0.160.0050.00216.70
8.0.150.0070.00016.82
8.0.140.0030.00416.82
8.0.130.0040.00413.21
8.0.120.0000.00816.85
8.0.110.0040.00416.84
8.0.100.0050.00316.84
8.0.90.0000.00816.73
8.0.80.0100.01016.82
8.0.70.0000.00716.66
8.0.60.0000.00716.68
8.0.50.0040.00416.63
8.0.30.0080.01117.18
8.0.20.0060.01217.40
8.0.10.0000.00816.81
8.0.00.0100.01016.64
7.4.330.0000.00516.72
7.4.320.0040.00416.53
7.4.300.0000.00616.38
7.4.290.0040.00416.52
7.4.280.0030.00416.41
7.4.270.0060.00316.59
7.4.260.0030.00313.30
7.4.250.0050.00316.57
7.4.240.0020.00616.48
7.4.230.0030.00316.61
7.4.220.0120.01216.57
7.4.210.0070.01116.59
7.4.200.0040.00416.61
7.4.190.0030.00316.75
7.4.160.0060.01016.63
7.4.150.0060.01317.40
7.4.140.0070.01017.86
7.4.130.0120.00916.49
7.4.120.0100.00816.49
7.4.110.0120.00916.55
7.4.100.0130.00316.43
7.4.90.0150.00616.39
7.4.80.0120.01219.39
7.4.70.0030.01316.55
7.4.60.0100.00716.60
7.4.50.0040.00416.43
7.4.40.0110.00422.77
7.4.30.0070.01016.61
7.4.10.0030.01314.87
7.4.00.0020.01414.65
7.3.330.0000.00513.19
7.3.320.0040.00413.01
7.3.310.0050.00216.29
7.3.300.0000.00616.13
7.3.290.0060.00916.26
7.3.280.0120.00716.22
7.3.270.0100.00717.40
7.3.260.0080.01116.26
7.3.250.0090.01116.39
7.3.240.0110.00516.15
7.3.230.0080.00816.39
7.3.210.0040.01216.26
7.3.200.0120.00319.39
7.3.190.0160.00716.42
7.3.180.0070.01016.11
7.3.170.0060.00916.27
7.3.160.0170.00816.16
7.3.130.0080.00814.37
7.3.120.0050.01014.48
7.3.110.0030.01214.54
7.3.100.0110.00414.36
7.3.90.0040.00814.51
7.3.80.0090.00614.31
7.3.70.0070.00714.38
7.3.60.0060.01014.76
7.3.50.0060.01014.43
7.3.40.0030.00614.02
7.3.30.0040.01114.55
7.3.20.0090.00916.34
7.3.10.0040.01216.52
7.3.00.0070.00716.41
7.2.330.0000.01916.71
7.2.320.0040.02016.80
7.2.310.0040.01216.34
7.2.300.0090.00916.73
7.2.290.0080.00816.79
7.2.260.0080.00814.56
7.2.250.0060.01214.68
7.2.240.0070.00715.00
7.2.230.0090.00615.28
7.2.220.0000.01315.05
7.2.210.0130.00314.61
7.2.200.0060.00614.81
7.2.190.0070.00714.44
7.2.180.0070.00714.42
7.2.170.0030.01214.84
7.2.160.0090.00614.91
7.2.150.0120.00316.77
7.2.140.0030.01016.82
7.2.130.0000.01416.72
7.2.120.0090.00916.54
7.2.110.0050.01016.27
7.2.100.0040.01116.81
7.2.90.0080.00816.75
7.2.80.0030.01416.70
7.2.70.0060.00316.68
7.2.60.0070.00416.66
7.2.50.0030.01416.67
7.2.40.0110.00416.76
7.2.30.0120.00616.91
7.2.20.0120.00316.59
7.2.10.0080.00816.82
7.2.00.0080.01117.62
7.1.330.0030.01015.48
7.1.320.0090.00615.62
7.1.310.0030.01015.72
7.1.300.0060.00615.25
7.1.290.0090.00615.27
7.1.280.0040.01215.43
7.1.270.0030.00915.60
7.1.260.0030.01015.59
7.1.250.0040.00815.58
7.1.240.0140.00315.48
7.1.230.0060.00615.46
7.1.220.0030.01315.50
7.1.210.0070.00715.54
7.1.200.0030.01215.41
7.1.190.0000.01615.52
7.1.180.0000.01615.35
7.1.170.0070.00715.11
7.1.160.0000.00815.49
7.1.150.0090.00615.55
7.1.140.0110.00415.25
7.1.130.0040.00815.49
7.1.120.0030.01015.67
7.1.110.0040.01115.58
7.1.100.0180.00516.80
7.1.90.0030.01015.83
7.1.80.0030.00715.63
7.1.70.0020.01016.44
7.1.60.0060.01317.30
7.1.50.0050.01116.32
7.1.40.0000.01515.61
7.1.30.0060.00615.59
7.1.20.0080.00615.77
7.1.10.0030.01015.71
7.1.00.0030.03318.91
7.0.330.0000.01015.19
7.0.320.0050.00515.43
7.0.310.0040.00815.09
7.0.300.0060.00915.13
7.0.290.0080.00815.02
7.0.280.0030.01215.08
7.0.270.0000.00915.05
7.0.260.0090.00014.82
7.0.250.0030.01015.32
7.0.240.0100.00315.27
7.0.230.0000.01315.20
7.0.220.0030.01015.31
7.0.210.0100.00315.10
7.0.200.0030.00815.95
7.0.190.0070.00715.12
7.0.180.0000.01315.41
7.0.170.0070.00415.13
7.0.160.0040.00815.32
7.0.150.0070.00715.20
7.0.140.0050.03618.68
7.0.130.0140.00015.52
7.0.120.0000.01315.21
7.0.110.0060.00615.05
7.0.100.0150.04917.59
7.0.90.0220.04217.62
7.0.80.0090.01817.36
7.0.70.0080.02517.51
7.0.60.0080.04017.65
7.0.50.0030.04017.68
7.0.40.0050.03716.77
7.0.30.0120.02316.77
7.0.20.0080.04916.46
7.0.10.0050.05216.72
7.0.00.0080.02616.79
5.6.400.0000.01613.98
5.6.390.0000.01814.32
5.6.380.0060.00614.06
5.6.370.0100.00313.88
5.6.360.0060.01013.84
5.6.350.0100.00314.26
5.6.340.0060.01013.89
5.6.330.0070.00714.05
5.6.320.0040.00814.32
5.6.310.0060.00614.22
5.6.300.0120.00414.31
5.6.290.0040.01413.96
5.6.280.0020.04317.67
5.6.270.0070.01113.97
5.6.260.0060.00613.67
5.6.250.0090.02917.29
5.6.240.0110.03317.41
5.6.230.0170.03517.55
5.6.220.0080.03617.45
5.6.210.0140.03017.47
5.6.200.0050.04317.69
5.6.190.0030.04017.64
5.6.180.0050.04317.64
5.6.170.0090.03117.52
5.6.160.0090.03217.33
5.6.150.0090.03917.56
5.6.140.0080.04017.64
5.6.130.0100.04517.62
5.6.120.0050.04817.72
5.6.110.0080.04317.55
5.6.100.0020.03017.65
5.6.90.0020.04617.74
5.6.80.0050.03617.29
5.6.70.0100.03817.31
5.6.60.0070.02217.32
5.6.50.0050.04417.26
5.6.40.0030.02817.33
5.6.30.0030.04617.26
5.6.20.0080.04517.22
5.6.10.0030.04117.28
5.6.00.0100.02816.97
5.5.380.0100.03817.21
5.5.370.0150.01817.43
5.5.360.0120.04217.20
5.5.350.0010.04117.28
5.5.340.0050.02817.48
5.5.330.0200.01717.57
5.5.320.0050.03517.56
5.5.310.0120.03617.32
5.5.300.0080.04017.40
5.5.290.0130.03817.55
5.5.280.0100.02417.60
5.5.270.0090.03717.62
5.5.260.0080.04717.53
5.5.250.0050.04517.36
5.5.240.0130.02317.12
5.5.230.0050.02817.17
5.5.220.0050.02817.12
5.5.210.0110.03017.12
5.5.200.0070.02317.18
5.5.190.0050.02817.21
5.5.180.0090.03917.25
5.5.170.0070.00414.24
5.5.160.0050.04716.96
5.5.150.0100.04017.12
5.5.140.0050.04017.07
5.5.130.0160.03017.02
5.5.120.0030.02617.10
5.5.110.0100.04017.16
5.5.100.0130.04217.18
5.5.90.0110.03617.10
5.5.80.0120.03917.15
5.5.70.0040.04017.20
5.5.60.0050.04317.22
5.5.50.0070.02517.14
5.5.40.0100.03517.14
5.5.30.0080.04017.22
5.5.20.0080.03517.07
5.5.10.0080.02517.18
5.5.00.0030.04517.04
5.4.450.0070.03915.02
5.4.440.0030.03715.32
5.4.430.0030.04515.27
5.4.420.0080.03815.28
5.4.410.0030.02915.09
5.4.400.0060.03814.88
5.4.390.0100.03715.00
5.4.380.0020.02714.97
5.4.370.0130.02115.05
5.4.360.0030.04315.18
5.4.350.0040.04014.94
5.4.340.0070.03015.11
5.4.330.0060.00310.63
5.4.320.0070.03115.04
5.4.310.0040.03915.04
5.4.300.0060.03615.04
5.4.290.0090.04014.86
5.4.280.0020.03015.05
5.4.270.0010.02514.99
5.4.260.0050.03814.99
5.4.250.0030.04314.97
5.4.240.0030.03315.11
5.4.230.0050.03814.95
5.4.220.0000.03015.04
5.4.210.0100.03515.06
5.4.200.0050.02514.95
5.4.190.0030.02515.13
5.4.180.0080.03215.14
5.4.170.0050.02714.96
5.4.160.0050.04214.91
5.4.150.0050.03515.05
5.4.140.0050.02813.80
5.4.130.0070.03813.72
5.4.120.0060.03313.55
5.4.110.0020.02613.84
5.4.100.0100.02813.71
5.4.90.0030.02813.68
5.4.80.0080.03313.65
5.4.70.0050.03813.68
5.4.60.0100.03513.65
5.4.50.0060.04113.73
5.4.40.0060.03313.74
5.4.30.0100.03313.59
5.4.20.0020.04313.72
5.4.10.0030.04013.79
5.4.00.0050.03213.43
5.3.290.0030.03312.76
5.3.280.0100.03412.66
5.3.270.0030.03212.51
5.3.260.0030.03812.58
5.3.250.0050.03812.64
5.3.240.0030.02312.60
5.3.230.0040.03712.58
5.3.220.0060.03512.52
5.3.210.0030.02612.57
5.3.200.0000.03212.55
5.3.190.0060.02312.44
5.3.180.0050.03212.45
5.3.170.0070.03912.63
5.3.160.0040.03912.62
5.3.150.0120.03512.59
5.3.140.0020.04312.47
5.3.130.0050.03712.63
5.3.120.0050.03512.48
5.3.110.0070.03412.54
5.3.100.0070.03812.27
5.3.90.0030.02712.25
5.3.80.0020.02612.30
5.3.70.0060.03612.21
5.3.60.0020.02712.31
5.3.50.0040.03612.09
5.3.40.0070.03612.07
5.3.30.0090.02912.19
5.3.20.0050.03512.17
5.3.10.0060.02112.00
5.3.00.0050.02312.04
5.2.170.0030.03711.23
5.2.160.0100.04011.23
5.2.150.0070.04311.04
5.2.140.0000.04011.20
5.2.130.0030.03011.11
5.2.120.0000.03311.10
5.2.110.0030.03710.97
5.2.100.0000.04711.04
5.2.90.0030.03311.10
5.2.80.0030.05711.12
5.2.70.0000.04011.20
5.2.60.0030.06711.07
5.2.50.0000.05011.05
5.2.40.0030.06711.05
5.2.30.0070.05710.90
5.2.20.0130.03711.09
5.2.10.0030.03010.98
5.2.00.0000.06710.64
5.1.60.0100.04710.08
5.1.50.0100.04710.06
5.1.40.0070.0539.98
5.1.30.0070.04310.44
5.1.20.0030.03010.42
5.1.10.0100.02010.15
5.1.00.0000.05310.15
5.0.50.0070.0409.45
5.0.40.0000.0479.45
5.0.30.0030.0609.45
5.0.20.0100.0309.45
5.0.10.0030.0339.45
5.0.00.0070.0539.45
4.4.90.0000.0339.45
4.4.80.0000.0179.45
4.4.70.0030.0279.45
4.4.60.0000.0309.45
4.4.50.0000.0179.45
4.4.40.0000.0509.45
4.4.30.0000.0339.45
4.4.20.0000.0379.45
4.4.10.0000.0179.45
4.4.00.0030.0409.45
4.3.110.0070.0179.45
4.3.100.0000.0309.45
4.3.90.0000.0339.45
4.3.80.0000.0539.45
4.3.70.0000.0209.45
4.3.60.0030.0379.45
4.3.50.0030.0179.45
4.3.40.0000.0539.45
4.3.30.0000.0339.45
4.3.20.0030.0279.45
4.3.10.0000.0379.45
4.3.00.0030.0209.45

preferences:
50.13 ms | 400 KiB | 5 Q