3v4l.org

run code in 300+ PHP versions simultaneously
<?php class ClassOne { protected $a = 10; public function changeValue($b) { $this->a = $b; } } class ClassTwo extends ClassOne { protected $b = 10; public function changeValue($b) { $this->b = 10; parent::changeValue($this->a + $this->b); } public function displayValues() { print "a: {$this->a}, b: {$this->b}\n"; } } $obj = new ClassTwo(); $obj->changeValue(0); // Sets b = 10, a = 20 $obj->changeValue(0); // Sets b = 10, a = 30 $obj->displayValues();

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)
8.3.60.0070.01118.34
8.3.50.0080.01022.11
8.3.40.0170.00318.88
8.3.30.0100.00318.79
8.3.20.0000.00818.78
8.3.10.0050.00321.04
8.3.00.0030.00523.53
8.2.180.0150.00016.49
8.2.170.0110.00422.96
8.2.160.0030.01020.38
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00419.66
8.2.110.0030.00720.35
8.2.100.0040.00817.78
8.2.90.0050.00319.06
8.2.80.0060.00318.05
8.2.70.0040.00417.49
8.2.60.0030.00518.04
8.2.50.0040.00418.07
8.2.40.0000.00818.34
8.2.30.0000.00821.09
8.2.20.0070.00017.55
8.2.10.0070.00017.74
8.2.00.0040.00417.70
8.1.280.0030.01425.92
8.1.270.0060.00323.99
8.1.260.0040.00426.35
8.1.250.0030.00628.09
8.1.240.0030.01422.54
8.1.230.0070.00420.88
8.1.220.0000.00818.77
8.1.210.0040.00419.04
8.1.200.0030.00617.35
8.1.190.0040.00417.51
8.1.180.0060.00318.10
8.1.170.0030.00518.52
8.1.160.0000.00818.89
8.1.150.0040.00418.59
8.1.140.0050.00317.40
8.1.130.0000.00817.88
8.1.120.0040.00417.38
8.1.110.0000.01017.43
8.1.100.0070.00017.33
8.1.90.0030.00517.46
8.1.80.0070.00017.34
8.1.70.0070.00017.41
8.1.60.0040.00417.56
8.1.50.0020.00517.39
8.1.40.0050.00317.36
8.1.30.0000.00817.63
8.1.20.0000.00817.67
8.1.10.0030.00617.50
8.1.00.0080.00017.53
8.0.300.0050.00220.02
8.0.290.0040.00417.18
8.0.280.0030.00318.45
8.0.270.0000.00817.27
8.0.260.0080.00016.74
8.0.250.0040.00416.85
8.0.240.0080.00317.02
8.0.230.0000.00716.98
8.0.220.0050.00516.90
8.0.210.0040.00416.79
8.0.200.0060.00017.02
8.0.190.0050.00316.94
8.0.180.0040.00416.91
8.0.170.0000.00816.86
8.0.160.0030.00316.96
8.0.150.0000.01016.82
8.0.140.0040.00416.82
8.0.130.0000.00813.34
8.0.120.0040.00416.92
8.0.110.0050.00216.86
8.0.100.0000.00816.79
8.0.90.0040.00416.96
8.0.80.0090.00916.90
8.0.70.0050.00216.78
8.0.60.0000.00716.96
8.0.50.0000.00816.85
8.0.30.0100.01217.15
8.0.20.0120.00717.40
8.0.10.0040.00416.94
8.0.00.0070.01116.80
7.4.330.0060.00014.78
7.4.320.0030.00316.46
7.4.300.0060.00016.63
7.4.290.0000.00716.55
7.4.280.0030.00316.60
7.4.270.0000.00616.55
7.4.260.0000.00713.30
7.4.250.0030.00516.50
7.4.240.0000.00716.50
7.4.230.0020.00516.51
7.4.220.0090.01416.55
7.4.210.0070.00816.59
7.4.200.0000.00716.42
7.4.190.0000.00816.63
7.4.160.0070.01316.66
7.4.150.0040.01417.40
7.4.140.0130.00817.86
7.4.130.0050.01316.63
7.4.120.0130.00916.55
7.4.110.0070.01016.51
7.4.100.0120.00616.55
7.4.90.0060.01216.52
7.4.80.0050.01119.37
7.4.70.0070.01016.52
7.4.60.0030.01316.59
7.4.50.0030.00516.36
7.4.40.0110.00722.52
7.4.30.0060.01016.65
7.4.10.0060.01315.16
7.4.00.0030.01515.08
7.3.330.0000.00513.11
7.3.320.0040.00813.27
7.3.310.0030.00416.35
7.3.300.0040.00416.27
7.3.290.0030.01216.23
7.3.280.0090.00816.31
7.3.270.0090.00917.40
7.3.260.0130.00518.24
7.3.250.0090.00816.41
7.3.240.0000.01716.56
7.3.230.0100.01316.41
7.3.210.0070.01116.43
7.3.200.0080.01219.39
7.3.190.0090.00916.32
7.3.180.0040.01216.34
7.3.170.0060.01116.41
7.3.160.0110.01116.44
7.3.130.0070.01015.04
7.3.120.0110.00614.76
7.3.110.0070.01014.90
7.3.100.0030.00914.93
7.3.90.0030.00814.59
7.3.80.0050.00914.88
7.3.70.0050.00714.83
7.3.60.0020.01414.77
7.3.50.0060.00514.77
7.3.40.0080.00514.89
7.3.30.0030.01414.79
7.3.20.0050.00816.68
7.3.10.0080.00416.77
7.3.00.0050.00916.73
7.2.330.0130.00716.77
7.2.320.0110.00716.56
7.2.310.0050.01816.52
7.2.300.0060.01016.87
7.2.290.0130.00516.63
7.2.260.0140.00315.03
7.2.250.0050.01414.81
7.2.240.0100.00715.30
7.2.230.0040.01315.13
7.2.220.0060.00915.04
7.2.210.0080.00814.97
7.2.200.0080.00615.23
7.2.190.0070.01015.00
7.2.180.0050.01115.19
7.2.170.0020.00914.93
7.2.160.0070.01014.99
7.2.150.0150.00016.86
7.2.140.0070.01017.10
7.2.130.0000.01717.00
7.2.120.0000.01116.71
7.2.110.0070.01016.93
7.2.100.0000.01017.06
7.2.90.0000.00916.88
7.2.80.0030.00716.96
7.2.70.0060.00917.08
7.2.60.0000.01217.06
7.2.50.0000.01617.10
7.2.40.0040.00717.00
7.2.30.0100.00616.71
7.2.20.0070.00317.07
7.2.10.0030.01417.18
7.2.00.0000.01316.83
7.1.330.0070.00715.77
7.1.320.0000.01315.75
7.1.310.0040.00815.73
7.1.300.0100.00615.72
7.1.290.0040.01215.61
7.1.280.0050.01215.88
7.1.270.0040.01015.71
7.1.260.0060.00815.69
7.1.250.0120.00415.75
7.1.240.0000.01315.62
7.1.230.0040.00415.71
7.1.220.0120.00415.80
7.1.210.0030.01015.87
7.1.200.0120.00015.88
7.1.190.0060.00615.75
7.1.180.0030.00715.50
7.1.170.0030.00915.81
7.1.160.0060.00615.76
7.1.150.0030.00615.50
7.1.140.0030.00615.54
7.1.130.0030.00915.75
7.1.120.0090.00315.62
7.1.110.0000.01215.52
7.1.100.0030.00515.88
7.1.90.0070.00715.45
7.1.80.0070.00315.86
7.1.70.0040.00716.52
7.1.60.0050.01217.67
7.1.50.0100.00716.28
7.1.40.0030.00915.39
7.1.30.0090.00315.41
7.1.20.0140.00015.69
7.1.10.0060.00915.74
7.1.00.0050.01819.05
7.0.330.0070.00715.37
7.0.320.0070.00715.45
7.0.310.0110.00415.45
7.0.300.0070.00715.39
7.0.290.0060.00615.59
7.0.280.0000.00915.43
7.0.270.0040.00715.12
7.0.260.0000.00915.38
7.0.250.0040.00715.19
7.0.240.0030.01015.51
7.0.230.0050.00515.48
7.0.220.0030.00615.51
7.0.210.0000.01015.49
7.0.200.0020.00816.05
7.0.190.0030.00615.43
7.0.180.0090.00315.48
7.0.170.0060.00615.14
7.0.160.0040.00415.55
7.0.150.0000.01315.56
7.0.140.0060.04018.72
7.0.130.0090.00315.24
7.0.120.0090.00315.35
7.0.110.0050.00515.40
7.0.100.0140.00015.44
7.0.90.0000.01215.27
7.0.80.0000.01315.44
7.0.70.0000.01615.54
7.0.60.0060.03317.70
7.0.50.0100.03016.62
7.0.40.0120.03516.85
7.0.30.0150.04616.94
7.0.20.0200.03816.78
7.0.10.0210.04416.80
7.0.00.0110.02016.75
5.6.400.0030.01414.19
5.6.390.0060.00914.41
5.6.380.0040.01114.42
5.6.370.0040.00714.40
5.6.360.0000.01214.70
5.6.350.0070.00714.56
5.6.340.0030.00714.44
5.6.330.0070.00714.30
5.6.320.0060.00614.18
5.6.310.0000.01214.47
5.6.300.0070.00714.38
5.6.290.0060.00614.58
5.6.280.0020.04117.51
5.6.270.0000.01614.73
5.6.260.0000.00814.57
5.6.250.0030.00614.52
5.6.240.0070.00714.41
5.6.230.0060.00914.29
5.6.220.0030.01314.12
5.6.210.0050.04517.42
5.6.200.0050.02216.28
5.6.190.0070.04817.41
5.6.180.0200.04417.35
5.6.170.0170.02717.50
5.6.160.0050.02517.45
5.6.150.0060.02116.29
5.6.140.0040.02916.18
5.6.130.0050.02616.22
5.6.120.0030.04917.66
5.6.110.0050.03417.77
5.6.100.0090.04217.79
5.6.90.0050.03917.59
5.6.80.0070.04017.30
5.6.70.1010.02017.24
5.6.60.0030.00914.54
5.6.50.0000.01014.26
5.6.40.0060.01014.28
5.6.30.0030.01014.34
5.6.20.0080.00314.22
5.6.10.0100.00314.22
5.6.00.0100.00314.46
5.5.380.0030.00714.32
5.5.370.0040.00414.52
5.5.360.0040.01114.58
5.5.350.0180.04217.37
5.5.340.0100.01816.17
5.5.330.0060.04017.27
5.5.320.0120.02617.37
5.5.310.0170.02817.41
5.5.300.0090.04216.33
5.5.290.0030.03016.28
5.5.280.0080.02517.59
5.5.270.0060.02517.71
5.5.260.0080.04017.45
5.5.250.0030.03817.51
5.5.240.0040.04417.34
5.5.230.0080.00614.16
5.5.220.0140.00014.30
5.5.210.0000.01014.53
5.5.200.0030.00614.35
5.5.190.0070.00714.46
5.5.180.0070.00414.03
5.5.170.0030.01014.42
5.5.160.0000.01714.46
5.5.150.0040.01114.43
5.5.140.0000.01214.48
5.5.130.0030.01014.13
5.5.120.0050.00814.15
5.5.110.0000.01414.13
5.5.100.0060.00914.29
5.5.90.0060.01214.45
5.5.80.0070.01014.20
5.5.70.0070.00714.34
5.5.60.0100.00314.23
5.5.50.0070.00714.07
5.5.40.0100.00314.40
5.5.30.0000.01414.62
5.5.20.0060.00314.41
5.5.10.0040.00814.42
5.5.00.0030.01314.35
5.4.450.0840.02016.00
5.4.440.0850.02616.17
5.4.430.0830.02016.10
5.4.420.0810.02316.00
5.4.410.0850.01816.15
5.4.400.0830.02215.97
5.4.390.0810.02315.87
5.4.380.0880.01715.94
5.4.370.0800.02215.87
5.4.360.0820.02315.99
5.4.350.0770.02316.05
5.4.340.0900.02515.93
5.4.330.0000.01012.79
5.4.320.0820.02015.93
5.4.310.0920.02515.94
5.4.300.0800.02116.01
5.4.290.0850.01715.93
5.4.280.0830.02916.00
5.4.270.0800.02115.96
5.4.260.1000.02815.82
5.4.250.1030.02216.00
5.4.240.0930.02816.01
5.4.230.0820.02215.98
5.4.220.0950.02515.86
5.4.210.0920.02016.05
5.4.200.0920.01915.97
5.4.190.0850.02716.01
5.4.180.0940.02215.83
5.4.170.0800.02115.93
5.4.160.0870.02615.87
5.4.150.0800.02715.96
5.4.140.0900.02514.56
5.4.130.0930.02114.58
5.4.120.0880.02314.66
5.4.110.0990.01714.56
5.4.100.0820.02014.52
5.4.90.0870.02214.60
5.4.80.0750.02314.69
5.4.70.0880.02114.64
5.4.60.0910.02414.52
5.4.50.0720.02814.47
5.4.40.0030.03814.60
5.4.30.0090.03514.50
5.4.20.0420.02014.55
5.4.10.0910.02614.64
5.4.00.0850.01914.37
5.3.290.0820.02213.80
5.3.280.0920.02513.77
5.3.270.0900.02513.65
5.3.260.0970.02213.65
5.3.250.0960.02213.81
5.3.240.0890.02513.65
5.3.230.0830.02413.64
5.3.220.0920.02513.63
5.3.210.0770.02613.79
5.3.200.0850.02513.72
5.3.190.0890.02413.66
5.3.180.0850.01813.63
5.3.170.0850.02613.61
5.3.160.0850.02713.73
5.3.150.0770.02113.63
5.3.140.0730.02313.63
5.3.130.0700.02513.63
5.3.120.0960.02513.63
5.3.110.0670.02113.70
5.3.100.0720.02313.53
5.3.90.0850.02313.45
5.3.80.0070.02513.45
5.3.70.0030.02013.48
5.3.60.0350.02413.44
5.3.50.0870.02013.33
5.3.40.0950.02613.33
5.3.30.0750.02013.46
5.3.20.0920.02313.27
5.3.10.0800.02113.35
5.3.00.0800.01713.22
5.2.170.1400.02311.30
5.2.160.1330.02711.16
5.2.150.1330.03011.11
5.2.140.1330.03011.05
5.2.130.1330.03011.04
5.2.120.1430.02011.12
5.2.110.1130.03011.02
5.2.100.0070.03011.04
5.2.90.0000.03311.04
5.2.80.0000.03011.11
5.2.70.1330.03011.19
5.2.60.1500.04011.06
5.2.50.0800.04011.25
5.2.40.0000.03010.93
5.2.30.0030.02710.88
5.2.20.0000.03010.89
5.2.10.0100.02010.78
5.2.00.0230.03310.80
5.1.60.0900.0279.99
5.1.50.1030.0279.93
5.1.40.1100.0209.91
5.1.30.0970.02710.57
5.1.20.0970.03310.33
5.1.10.0970.02710.08
5.1.00.1070.0239.98
5.0.50.0600.0139.31
5.0.40.0430.0209.31
5.0.30.0530.0309.31
5.0.20.0570.0209.31
5.0.10.0530.0209.31
5.0.00.0600.0279.31
4.4.90.0630.0179.31
4.4.80.0600.0109.31
4.4.70.0630.0179.31
4.4.60.0630.0239.31
4.4.50.0500.0179.31
4.4.40.0670.0379.31
4.4.30.0630.0309.31
4.4.20.0530.0139.31
4.4.10.0700.0239.31
4.4.00.0570.0239.31
4.3.110.0500.0139.31
4.3.100.0570.0209.31
4.3.90.0670.0239.31
4.3.80.0630.0279.31
4.3.70.0700.0179.31
4.3.60.0630.0279.31
4.3.50.0630.0279.31
4.3.40.0570.0279.31
4.3.30.0370.0239.31
4.3.20.0370.0279.31
4.3.10.0330.0239.31
4.3.00.0270.0179.31

preferences:
46.79 ms | 401 KiB | 5 Q