3v4l.org

run code in 300+ PHP versions simultaneously
<?php class c1 { public static function f1() { return "hello"; } public static $a = 10; public function f2() { echo $this->f1(); //prints "hello" echo $this->a; //ERROR:Undefined property: c1::$a in C:\wamp\www\class_in_php\example5.php on line 14 } } $obj1 = new c1; $obj1->f2();

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)
8.3.60.0100.01016.63
8.3.50.0080.00821.99
8.3.40.0130.01018.67
8.3.30.0090.00619.09
8.3.20.0060.00320.17
8.3.10.0150.00023.65
8.3.00.0060.00319.38
8.2.180.0140.00316.38
8.2.170.0140.00022.96
8.2.160.0070.00720.38
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0040.00422.25
8.2.110.0060.00322.20
8.2.100.0060.00617.82
8.2.90.0000.00819.04
8.2.80.0080.00017.97
8.2.70.0040.00417.50
8.2.60.0000.00918.01
8.2.50.0030.00618.07
8.2.40.0000.00819.88
8.2.30.0030.00518.10
8.2.20.0050.00317.70
8.2.10.0080.00018.05
8.2.00.0030.00617.54
8.1.280.0000.01825.92
8.1.270.0040.00423.99
8.1.260.0120.00326.35
8.1.250.0040.00428.09
8.1.240.0060.00323.90
8.1.230.0050.00519.07
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0030.00717.35
8.1.190.0000.00817.54
8.1.180.0030.00718.10
8.1.170.0040.00420.31
8.1.160.0030.00621.95
8.1.150.0040.00418.61
8.1.140.0000.00817.29
8.1.130.0030.00317.79
8.1.120.0000.00717.35
8.1.110.0040.00417.35
8.1.100.0050.00217.31
8.1.90.0000.00717.41
8.1.80.0000.00817.38
8.1.70.0060.00317.38
8.1.60.0000.00717.47
8.1.50.0050.00317.56
8.1.40.0050.00317.52
8.1.30.0060.00317.64
8.1.20.0000.00817.57
8.1.10.0070.00017.43
8.1.00.0040.00417.58
8.0.300.0040.00418.77
8.0.290.0070.00017.18
8.0.280.0040.00418.39
8.0.270.0040.00417.18
8.0.260.0050.00317.31
8.0.250.0030.00316.93
8.0.240.0040.00417.02
8.0.230.0000.00716.95
8.0.220.0030.00316.91
8.0.210.0030.00316.83
8.0.200.0030.00316.89
8.0.190.0000.00716.86
8.0.180.0080.00016.83
8.0.170.0040.00416.83
8.0.160.0070.00016.96
8.0.150.0070.00016.88
8.0.140.0000.00816.84
8.0.130.0060.00013.34
8.0.120.0030.00616.86
8.0.110.0080.00016.92
8.0.100.0000.00716.96
8.0.90.0000.00716.81
8.0.80.0030.01216.85
8.0.70.0040.00416.80
8.0.60.0030.00516.77
8.0.50.0040.00416.87
8.0.30.0080.01017.14
8.0.20.0130.00517.40
8.0.10.0040.00416.99
8.0.00.0060.01216.86
7.4.330.0000.00515.01
7.4.320.0000.00616.37
7.4.300.0000.00616.42
7.4.290.0070.00016.39
7.4.280.0030.00616.51
7.4.270.0080.00016.51
7.4.260.0030.00316.61
7.4.250.0030.00616.43
7.4.240.0030.00516.59
7.4.230.0030.00316.63
7.4.220.0170.00016.61
7.4.210.0070.00916.48
7.4.200.0070.00016.58
7.4.190.0070.00016.77
7.4.160.0120.00316.45
7.4.150.0140.00317.40
7.4.140.0020.01717.86
7.4.130.0060.01116.51
7.4.120.0080.01016.57
7.4.110.0160.00616.48
7.4.100.0090.00916.27
7.4.90.0130.00316.50
7.4.80.0030.01919.39
7.4.70.0110.00616.50
7.4.60.0100.00716.59
7.4.50.0050.00316.56
7.4.40.0040.01522.77
7.4.30.0050.01116.50
7.4.00.0030.01215.00
7.3.330.0000.00613.12
7.3.320.0000.00613.13
7.3.310.0000.00716.25
7.3.300.0000.00716.17
7.3.290.0030.01116.30
7.3.280.0090.00816.28
7.3.270.0080.00917.40
7.3.260.0140.00716.50
7.3.250.0100.00716.39
7.3.240.0130.00616.41
7.3.230.0090.00916.39
7.3.210.0110.00716.33
7.3.200.0090.01219.39
7.3.190.0030.01316.39
7.3.180.0000.01516.34
7.3.170.0100.00616.27
7.3.160.0060.01016.32
7.3.120.0030.01214.96
7.3.110.0100.00714.73
7.3.100.0060.00914.49
7.3.90.0070.00714.65
7.3.80.0060.01014.89
7.3.70.0000.01214.45
7.3.60.0070.01114.79
7.3.50.0090.00614.46
7.3.40.0030.00914.64
7.3.30.0030.01014.82
7.3.20.0080.00516.64
7.3.10.0060.00816.54
7.3.00.0070.00816.33
7.2.330.0060.01216.62
7.2.320.0120.00616.81
7.2.310.0100.00716.57
7.2.300.0060.01516.79
7.2.290.0080.00816.65
7.2.240.0030.01215.15
7.2.230.0100.00715.11
7.2.220.0030.01214.83
7.2.210.0090.00315.23
7.2.200.0130.00315.23
7.2.190.0100.00714.96
7.2.180.0040.01114.85
7.2.170.0090.00615.14
7.2.160.0040.01415.04
7.2.150.0000.01616.88
7.2.140.0130.00317.05
7.2.130.0050.00716.77
7.2.120.0060.00716.84
7.2.110.0020.01116.58
7.2.100.0050.00916.86
7.2.90.0050.00716.80
7.2.80.0030.00816.85
7.2.70.0060.00716.87
7.2.60.0110.00616.69
7.2.50.0010.01117.08
7.2.40.0030.01116.96
7.2.30.0050.01016.74
7.2.20.0040.00716.58
7.2.10.0060.01016.90
7.2.00.0090.00717.63
7.1.330.0070.00715.79
7.1.320.0080.00815.38
7.1.310.0110.00415.97
7.1.300.0040.01115.71
7.1.290.0000.01515.62
7.1.280.0140.00015.71
7.1.270.0030.01415.81
7.1.260.0030.01015.68
7.1.250.0050.00815.77
7.1.200.0080.00515.80
7.1.100.0080.00317.78
7.1.70.0060.01217.03
7.1.60.0060.01819.46
7.1.50.0220.01234.66
7.1.00.0030.07722.31
7.0.200.0000.00716.55
7.0.140.0000.07721.92
7.0.60.0100.07719.78
7.0.50.0030.04717.86
7.0.40.0070.04019.91
7.0.30.0230.04020.30
7.0.20.0230.04720.23
7.0.10.0100.07720.06
7.0.00.0170.07020.06
5.6.280.0030.07021.10
5.6.210.0030.09020.51
5.6.200.0070.05018.23
5.6.190.0030.06320.43
5.6.180.0470.07020.55
5.6.170.0130.07020.45
5.6.160.0070.04020.55
5.6.150.0170.07018.28
5.6.140.0130.06718.22
5.6.130.0070.04018.22
5.6.120.0100.03321.00
5.6.110.0070.07720.98
5.6.100.0100.07321.00
5.6.90.0000.04321.11
5.6.80.0130.07320.48
5.5.350.0130.03720.36
5.5.340.0070.05018.03
5.5.330.0000.04720.19
5.5.320.0100.04720.42
5.5.310.0100.06020.19
5.5.300.0200.05718.00
5.5.290.0130.04017.99
5.5.280.0100.08320.87
5.5.270.0170.07720.87
5.5.260.0070.06320.96
5.5.250.0130.07320.68
5.5.240.0000.08320.19
5.4.450.0400.05019.57
5.4.440.0830.06019.54
5.4.430.0030.07719.29
5.4.420.0070.06019.38
5.4.410.0030.06019.28
5.4.400.0070.05319.23
5.4.390.0000.06318.99
5.4.380.0100.05718.47
5.4.370.0070.05718.68
5.4.360.0100.05018.85
5.4.350.0090.03312.02
5.4.340.0060.03512.01
5.4.320.0080.03712.50
5.4.310.0080.03612.50
5.4.300.0040.04512.50
5.4.290.0070.06512.48
5.4.280.0200.07612.38
5.4.270.0200.05612.38
5.4.260.0140.06612.38
5.4.250.0140.08712.38
5.4.240.0170.06212.38
5.4.230.0070.07012.38
5.4.220.0190.11312.37
5.4.210.0130.08112.37
5.4.200.0090.05412.38
5.4.190.0180.07312.37
5.4.180.0140.09512.36
5.4.170.0120.04612.38
5.4.160.0140.07512.38
5.4.150.0200.06812.37
5.4.140.0140.07412.05
5.4.130.0040.06612.05
5.4.120.0110.05012.00
5.4.110.0070.05312.00
5.4.100.0120.07212.00
5.4.90.0140.05811.99
5.4.80.0100.06112.00
5.4.70.0110.04711.99
5.4.60.0080.05311.99
5.4.50.0040.06212.00
5.4.40.0080.04711.98
5.4.30.0130.05011.98
5.4.20.0090.05011.98
5.4.10.0120.05611.98
5.4.00.0120.05011.46
5.3.290.0090.03612.80
5.3.280.0130.04412.71
5.3.270.0100.05012.72
5.3.260.0170.06212.72
5.3.250.0140.04812.71
5.3.240.0130.06012.72
5.3.230.0100.04712.70
5.3.220.0090.04612.68
5.3.210.0060.04312.68
5.3.200.0100.04012.68
5.3.190.0090.05012.68
5.3.180.0080.05212.68
5.3.170.0090.04012.67
5.3.160.0060.04612.67
5.3.150.0100.04212.67
5.3.140.0170.06112.66
5.3.130.0150.05912.66
5.3.120.0150.05712.66
5.3.110.0130.05712.66
5.3.100.0100.05412.11
5.3.90.0110.05212.10
5.3.80.0110.04812.09
5.3.70.0110.04712.10
5.3.60.0130.04312.08
5.3.50.0130.04312.03
5.3.40.0100.05012.03
5.3.30.0120.04511.98
5.3.20.0110.04511.77
5.3.10.0090.04611.73
5.3.00.0120.04411.72
5.2.170.0100.0409.23
5.2.160.0110.0379.23
5.2.150.0060.0439.23
5.2.140.0100.0399.22
5.2.130.0040.0419.18
5.2.120.0120.0339.18
5.2.110.0110.0359.19
5.2.100.0120.0369.18
5.2.90.0070.0409.18
5.2.80.0070.0429.17
5.2.70.0100.0399.17
5.2.60.0060.0529.13
5.2.50.0090.0429.10
5.2.40.0090.0409.08
5.2.30.0090.0419.04
5.2.20.0090.0389.04
5.2.10.0070.0388.94
5.2.00.0090.0408.80
5.1.60.0040.0378.09
5.1.50.0100.0398.09
5.1.40.0090.0388.07
5.1.30.0070.0418.42
5.1.20.0110.0338.44
5.1.10.0100.0328.17
5.1.00.0070.0378.17
5.0.50.0080.0236.64
5.0.40.0070.0506.50
5.0.30.0080.0616.31
5.0.20.0120.0506.27
5.0.10.0070.0266.25
5.0.00.0070.0376.25
4.4.90.0070.0224.78
4.4.80.0060.0204.76
4.4.70.0040.0164.75
4.4.60.0000.0194.75
4.4.50.0010.0204.77
4.4.40.0060.0354.71
4.4.30.0060.0214.76
4.4.20.0050.0274.84
4.4.10.0060.0244.85
4.4.00.0060.0394.76
4.3.110.0050.0234.67
4.3.100.0050.0204.66
4.3.90.0030.0214.63
4.3.80.0050.0314.59
4.3.70.0060.0204.63
4.3.60.0030.0254.62
4.3.50.0110.0284.62
4.3.40.0060.0434.54
4.3.30.0050.0223.30
4.3.20.0040.0203.28
4.3.10.0060.0263.24
4.3.00.0070.0207.66

preferences:
39.87 ms | 401 KiB | 5 Q