3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { public $a= 'a'; protected $b = 'b'; private $c = 'c'; function D() { echo $this->a; echo $this->b; echo $this->c; } } class TestCp extends Test { protected $b = 'e'; function D() { echo $this->a; echo $this->b; echo $this->c; } } $obj = new TestCp(); //echo $obj->a; //echo $obj->b; //echo $obj->c; $obj->D(); ?>

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)
8.3.60.0130.00318.43
8.3.50.0110.00416.25
8.3.40.0070.00718.59
8.3.30.0070.00719.07
8.3.20.0070.00020.38
8.3.10.0050.00321.95
8.3.00.0000.00722.57
8.2.180.0120.00316.48
8.2.170.0120.00322.96
8.2.160.0100.00719.20
8.2.150.0080.00024.18
8.2.140.0070.00724.66
8.2.130.0000.00726.16
8.2.120.0080.00019.36
8.2.110.0030.00619.19
8.2.100.0120.00017.78
8.2.90.0000.00919.17
8.2.80.0030.00517.97
8.2.70.0060.00317.38
8.2.60.0060.00318.03
8.2.50.0040.00418.07
8.2.40.0030.00517.91
8.2.30.0030.00617.97
8.2.20.0000.00817.54
8.2.10.0040.00417.67
8.2.00.0070.00017.56
8.1.270.0040.00422.06
8.1.260.0030.00626.35
8.1.250.0040.00428.09
8.1.240.0060.00321.37
8.1.230.0110.00017.42
8.1.220.0030.00517.74
8.1.210.0000.00918.77
8.1.200.0030.00617.22
8.1.190.0030.00517.23
8.1.180.0000.00820.48
8.1.170.0080.00018.53
8.1.160.0000.00722.14
8.1.150.0070.00018.62
8.1.140.0020.00517.39
8.1.130.0030.00317.84
8.1.120.0050.00217.28
8.1.110.0000.00717.29
8.1.100.0040.00417.31
8.1.90.0030.00517.28
8.1.80.0070.00017.28
8.1.70.0000.00717.25
8.1.60.0050.00317.46
8.1.50.0040.00417.50
8.1.40.0000.00817.51
8.1.30.0000.00817.65
8.1.20.0040.00417.55
8.1.10.0000.00717.60
8.1.00.0040.00417.37
8.0.300.0000.00818.77
8.0.290.0090.00016.63
8.0.280.0000.00818.38
8.0.270.0000.00717.21
8.0.260.0000.00716.89
8.0.250.0000.00717.04
8.0.240.0040.00217.01
8.0.230.0000.00716.98
8.0.220.0000.00716.90
8.0.210.0070.00016.83
8.0.200.0000.00616.90
8.0.190.0040.00416.86
8.0.180.0040.00416.95
8.0.170.0000.00717.00
8.0.160.0000.00816.93
8.0.150.0040.00416.84
8.0.140.0050.00316.89
8.0.130.0000.00513.30
8.0.120.0030.00616.81
8.0.110.0060.00316.82
8.0.100.0030.00617.00
8.0.90.0000.00716.89
8.0.80.0070.00716.93
8.0.70.0020.00516.84
8.0.60.0000.00716.83
8.0.50.0040.00416.93
8.0.30.0050.01417.26
8.0.20.0100.00817.40
8.0.10.0000.00817.07
8.0.00.0090.00916.80
7.4.330.0000.00515.02
7.4.320.0060.00016.61
7.4.300.0030.00316.36
7.4.290.0040.00416.64
7.4.280.0000.00816.50
7.4.270.0040.00416.61
7.4.260.0030.00616.53
7.4.250.0000.00716.55
7.4.240.0010.00616.51
7.4.230.0030.00316.30
7.4.220.0160.01016.46
7.4.210.0110.00516.58
7.4.200.0000.00716.71
7.4.190.0000.00716.65
7.4.160.0080.00816.57
7.4.150.0060.01117.40
7.4.140.0120.00617.86
7.4.130.0080.00816.54
7.4.120.0100.01016.49
7.4.110.0090.00816.64
7.4.100.0120.00916.42
7.4.90.0100.00716.50
7.4.80.0090.01219.39
7.4.70.0070.01016.50
7.4.60.0070.01016.48
7.4.50.0040.00416.62
7.4.40.0040.01122.77
7.4.30.0090.00616.42
7.4.00.0070.01114.84
7.3.330.0050.00013.17
7.3.320.0050.00013.29
7.3.310.0070.00016.31
7.3.300.0030.00516.26
7.3.290.0150.00416.30
7.3.280.0030.01416.29
7.3.270.0130.00317.40
7.3.260.0150.00716.37
7.3.250.0110.01016.38
7.3.240.0100.01016.29
7.3.230.0070.01416.39
7.3.210.0000.02216.33
7.3.200.0140.00716.30
7.3.190.0140.00416.48
7.3.180.0060.01516.53
7.3.170.0120.00916.28
7.3.160.0070.01416.43
7.3.120.0100.00314.77
7.3.110.0070.00714.77
7.3.100.0100.00614.96
7.3.90.0100.00614.86
7.3.80.0080.00814.82
7.3.70.0070.01114.78
7.3.60.0040.01114.84
7.3.50.0040.01114.67
7.3.40.0040.01114.71
7.3.30.0060.00314.54
7.3.20.0030.01416.66
7.3.10.0070.00716.55
7.3.00.0090.00616.39
7.2.330.0070.01116.52
7.2.320.0070.01316.29
7.2.310.0080.00916.78
7.2.300.0150.00316.45
7.2.290.0080.00816.32
7.2.240.0060.00315.29
7.2.230.0120.00314.57
7.2.220.0060.00615.28
7.2.210.0110.00315.03
7.2.200.0030.00914.96
7.2.190.0040.01115.04
7.2.180.0030.01314.90
7.2.170.0080.00815.20
7.2.160.0090.00614.96
7.2.150.0060.00616.94
7.2.140.0070.01116.85
7.2.130.0080.00816.82
7.2.120.0030.00916.92
7.2.110.0130.00317.00
7.2.100.0040.00716.85
7.2.90.0000.01816.88
7.2.80.0070.01116.49
7.2.70.0100.00316.80
7.2.60.0160.00016.82
7.2.50.0120.00316.96
7.2.40.0060.00916.92
7.2.30.0070.00716.65
7.2.20.0140.00416.91
7.2.10.0040.00816.71
7.2.00.0030.01016.80
7.1.330.0030.01315.35
7.1.320.0070.00715.67
7.1.310.0090.00615.48
7.1.300.0000.01415.64
7.1.290.0100.00315.68
7.1.280.0030.00915.48
7.1.270.0070.00715.48
7.1.260.0100.00715.68
7.1.250.0080.00415.65
7.1.200.0000.00915.58
7.1.70.0030.00616.87
7.1.60.0090.00316.91
7.1.50.0060.01516.78
7.1.00.0030.05722.32
7.0.200.0040.01216.37
7.0.140.0070.07021.92
7.0.60.0200.08021.72
7.0.50.0000.04317.84
7.0.40.0130.08320.21
7.0.30.0200.04320.06
7.0.20.0200.04320.23
7.0.10.0070.04020.23
7.0.00.0170.05320.05
5.6.280.0100.06721.11
5.6.210.0070.07720.63
5.6.200.0170.07018.22
5.6.190.0000.04320.48
5.6.180.0230.03720.61
5.6.170.0400.07320.51
5.6.160.0100.07720.43
5.6.150.0030.04018.19
5.6.140.0070.03718.18
5.6.130.0100.08018.14
5.6.120.0070.04321.13
5.6.110.0100.08020.99
5.6.100.0030.05721.11
5.6.90.0100.06320.98
5.6.80.0030.06720.31
5.5.350.0230.03320.45
5.5.340.0100.07717.94
5.5.330.0130.03320.13
5.5.320.0200.04320.25
5.5.310.0200.06720.28
5.5.300.0070.03718.07
5.5.290.0070.08017.97
5.5.280.0100.07720.86
5.5.270.0070.08720.68
5.5.260.0070.08720.68
5.5.250.0070.06720.55
5.5.240.0100.03320.27
5.4.450.0500.06319.44
5.4.440.0800.06319.61
5.4.430.0770.06719.49
5.4.420.1030.06319.57
5.4.410.0500.07019.30
5.4.400.1000.06319.06
5.4.390.1100.06719.25
5.4.380.0200.06318.79
5.4.370.0170.05018.71
5.4.360.0100.05718.46
5.4.350.0070.06318.75
5.4.340.0130.05718.80
5.4.320.0060.03812.50
5.4.310.0060.03812.50
5.4.300.0040.04512.51
5.4.290.0060.03812.50
5.4.280.0070.04112.39
5.4.270.0070.03412.40
5.4.260.0130.07318.91
5.4.250.0100.07718.74
5.4.240.0070.05018.93
5.4.230.0130.06718.96
5.4.220.0070.07719.02
5.4.210.0070.08018.75
5.4.200.0100.05018.83
5.4.190.0100.05018.93
5.4.180.0230.06318.99
5.4.170.0170.06718.95
5.4.160.0070.06019.08
5.4.150.0030.07319.09
5.4.140.0200.06316.40
5.4.130.0100.04316.43
5.4.120.0070.07016.42
5.4.110.0100.05016.60
5.4.100.0030.05316.67
5.4.90.0170.05716.38
5.4.80.0070.04716.60
5.4.70.0130.04716.49
5.4.60.0100.06016.41
5.4.50.0170.05716.39
5.4.40.0070.05316.32
5.4.30.0100.04716.44
5.4.20.0100.05316.34
5.4.10.0130.08016.36
5.4.00.0100.04715.95
5.3.290.0060.04512.80
5.3.280.0100.07014.78
5.3.270.0100.05314.59
5.3.260.0070.07714.60
5.3.250.0100.06714.68
5.3.240.0170.04314.70
5.3.230.0130.04314.82
5.3.220.0070.05014.77
5.3.210.0070.06714.54
5.3.200.0030.06314.65
5.3.190.0130.04714.63
5.3.180.0070.04714.57
5.3.170.0030.05314.65
5.3.160.0130.04314.47
5.3.150.0130.04314.65
5.3.140.0100.05014.63
5.3.130.0100.05714.54
5.3.120.0100.05014.62
5.3.110.0070.05314.58
5.3.100.0100.07013.86
5.3.90.0100.04714.10
5.3.80.0030.06714.20
5.3.70.0070.04714.11
5.3.60.0100.04714.22
5.3.50.0100.04714.11
5.3.40.0100.04714.03
5.3.30.0100.04713.97
5.3.20.0070.05013.92
5.3.10.0130.06713.55
5.3.00.0030.05013.63
5.2.170.0100.04011.37
5.2.160.0070.04011.11
5.2.150.0000.04711.22
5.2.140.0130.03711.21
5.2.130.0000.04310.93
5.2.120.0070.03711.27
5.2.110.0070.04011.17
5.2.100.0070.04011.00
5.2.90.0100.04711.19
5.2.80.0000.04711.18
5.2.70.0100.04011.20
5.2.60.0030.06311.12
5.2.50.0030.04711.09
5.2.40.0030.04311.08
5.2.30.0100.05010.96
5.2.20.0100.03711.02
5.2.10.0070.05010.95
5.2.00.0170.03310.90
5.1.60.0070.03310.00
5.1.50.0030.0379.98
5.1.40.0100.03310.18
5.1.30.0070.03710.34
5.1.20.0100.05010.26
5.1.10.0030.05010.27
5.1.00.0070.05010.14
5.0.50.0070.0308.39
5.0.40.0030.0308.38
5.0.30.0000.0478.29
5.0.20.0030.0308.24
5.0.10.0130.0178.13
5.0.00.0070.0408.26
4.4.90.0030.0306.02
4.4.80.0030.0206.02
4.4.70.0000.0236.02
4.4.60.0000.0236.02
4.4.50.0030.0206.02
4.4.40.0100.0306.02
4.4.30.0030.0206.02
4.4.20.0070.0236.02
4.4.10.0000.0276.02
4.4.00.0000.0376.02
4.3.110.0000.0336.02
4.3.100.0100.0136.02
4.3.90.0030.0306.02
4.3.80.0000.0376.02
4.3.70.0000.0236.02
4.3.60.0000.0236.02
4.3.50.0070.0306.02
4.3.40.0100.0236.02
4.3.30.0070.0276.02
4.3.20.0030.0306.02
4.3.10.0030.0276.02
4.3.00.0100.0238.11

preferences:
58.06 ms | 400 KiB | 5 Q