3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyClass { private function some($b){ //echo $privateVar; return ($b * 3); } public function calc($a){ $privateVar = 100; $c = some($a) * 2; echo $privateVar . "\n"; return $c; } } $test = new MyClass(); $saveValue = $test->calc(10); echo $saveValue;

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)
8.3.60.0120.00318.55
8.3.50.0140.00721.26
8.3.40.0120.00618.79
8.3.30.0070.00718.60
8.3.20.0000.00820.29
8.3.10.0080.00023.69
8.3.00.0080.00319.81
8.2.180.0070.01316.75
8.2.170.0040.01122.96
8.2.160.0130.00620.45
8.2.150.0000.00824.18
8.2.140.0100.00324.66
8.2.130.0080.00026.16
8.2.120.0040.00417.50
8.2.110.0090.00022.29
8.2.100.0120.00017.75
8.2.90.0040.00419.14
8.2.80.0040.00417.97
8.2.70.0080.00417.50
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0000.00819.44
8.2.30.0060.00319.89
8.2.20.0050.00317.57
8.2.10.0040.00417.99
8.2.00.0000.00917.93
8.1.280.0120.00925.92
8.1.270.0070.00020.38
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0000.00922.58
8.1.230.0040.00817.42
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0050.00517.34
8.1.190.0040.00417.00
8.1.180.0030.00518.10
8.1.170.0040.00418.61
8.1.160.0040.00422.02
8.1.150.0040.00418.83
8.1.140.0030.00717.39
8.1.130.0000.00717.61
8.1.120.0020.00517.34
8.1.110.0000.00817.45
8.1.100.0040.00417.41
8.1.90.0000.00717.37
8.1.80.0050.00317.29
8.1.70.0050.00217.39
8.1.60.0000.00817.57
8.1.50.0040.00417.54
8.1.40.0040.00417.42
8.1.30.0070.00317.57
8.1.20.0080.00017.65
8.1.10.0040.00417.44
8.1.00.0000.00817.52
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0030.00318.50
8.0.270.0080.00017.16
8.0.260.0000.00617.11
8.0.250.0030.00616.99
8.0.240.0030.00316.98
8.0.230.0000.00716.85
8.0.220.0000.00616.80
8.0.210.0000.00716.87
8.0.200.0020.00516.87
8.0.190.0040.00416.96
8.0.180.0040.00416.88
8.0.170.0000.00816.89
8.0.160.0000.00717.01
8.0.150.0080.00016.89
8.0.140.0040.00416.86
8.0.130.0000.00613.31
8.0.120.0030.00516.84
8.0.110.0000.00716.84
8.0.100.0050.00216.92
8.0.90.0000.00716.77
8.0.80.0110.00616.85
8.0.70.0000.00716.85
8.0.60.0000.00716.69
8.0.50.0050.00216.85
8.0.30.0090.00717.19
8.0.20.0110.01017.40
8.0.10.0040.00416.92
8.0.00.0090.00916.79
7.4.330.0020.00215.08
7.4.320.0060.00016.52
7.4.300.0000.00616.64
7.4.290.0030.00316.49
7.4.280.0080.00016.61
7.4.270.0060.00016.51
7.4.260.0000.00816.45
7.4.250.0040.00416.45
7.4.240.0070.00016.58
7.4.230.0000.00716.56
7.4.220.0070.01816.70
7.4.210.0000.01516.43
7.4.200.0030.00316.32
7.4.160.0090.00616.60
7.4.150.0130.01317.40
7.4.140.0130.00617.86
7.4.130.0100.01016.53
7.4.120.0090.00816.49
7.4.110.0090.00916.55
7.4.100.0150.00616.46
7.4.90.0070.01116.34
7.4.80.0140.00319.39
7.4.70.0000.01616.63
7.4.60.0080.00816.32
7.4.50.0080.00016.50
7.4.40.0070.01016.47
7.4.30.0100.00716.47
7.4.00.0100.00714.96
7.3.330.0000.00713.37
7.3.320.0020.00213.14
7.3.310.0040.00416.21
7.3.300.0020.00516.22
7.3.290.0100.01016.39
7.3.280.0100.01016.34
7.3.270.0150.00917.40
7.3.260.0090.00916.52
7.3.250.0120.00716.39
7.3.240.0070.01016.34
7.3.230.0090.00916.39
7.3.210.0090.01516.54
7.3.200.0100.00616.35
7.3.190.0030.01316.59
7.3.180.0150.00616.29
7.3.170.0120.00316.31
7.3.160.0100.00716.33
7.3.120.0080.00814.82
7.3.110.0130.00314.54
7.3.100.0030.01314.90
7.3.90.0000.01014.87
7.3.80.0000.01114.75
7.3.70.0130.00314.79
7.3.60.0130.00314.37
7.3.50.0060.00914.48
7.3.40.0100.00314.47
7.3.30.0090.00614.78
7.3.20.0120.00316.44
7.3.10.0040.01416.72
7.3.00.0060.01016.59
7.2.330.0140.01016.73
7.2.320.0090.00916.69
7.2.310.0060.01016.60
7.2.300.0100.00716.56
7.2.290.0110.01116.40
7.2.240.0070.01014.73
7.2.230.0030.01214.79
7.2.220.0090.00614.99
7.2.210.0090.00614.84
7.2.200.0060.00615.04
7.2.190.0040.01415.02
7.2.180.0100.00614.66
7.2.170.0070.01015.01
7.2.160.0120.00314.71
7.2.150.0110.00416.36
7.2.140.0040.00816.88
7.2.130.0080.00416.95
7.2.120.0070.01016.82
7.2.110.0140.00316.51
7.2.100.0030.01316.95
7.2.90.0030.01316.63
7.2.80.0100.00316.84
7.2.70.0090.00616.75
7.2.60.0080.00916.68
7.2.50.0070.01016.88
7.2.40.0060.00916.88
7.2.30.0090.00616.81
7.2.20.0060.00916.76
7.2.10.0070.01116.54
7.2.00.0060.00818.17
7.1.330.0070.00715.73
7.1.320.0080.00815.21
7.1.310.0030.01215.69
7.1.300.0030.00615.56
7.1.290.0040.00715.47
7.1.280.0000.00915.50
7.1.270.0000.01615.39
7.1.260.0080.00815.63
7.1.250.0000.01315.38
7.1.200.0220.00415.55
7.1.100.0000.01117.77
7.1.70.0170.00416.88
7.1.60.0040.00719.12
7.1.50.0070.01116.47
7.1.00.0070.07322.41
7.0.200.0060.00616.79
7.0.60.0000.04320.07
7.0.50.0070.05017.91
7.0.40.0030.05319.96
7.0.30.0500.05020.33
7.0.20.0270.05020.23
7.0.10.0000.07020.15
7.0.00.0170.04020.06
5.6.280.0000.04721.02
5.6.210.0100.04720.63
5.6.200.0130.05718.16
5.6.190.0130.07720.41
5.6.180.0170.05320.57
5.6.170.0330.07020.52
5.6.160.0000.05720.55
5.6.150.0070.05718.23
5.6.140.0070.08318.24
5.6.130.0070.05318.16
5.6.120.0130.07021.02
5.6.110.0100.03721.02
5.6.100.0100.08020.99
5.6.90.0030.04021.13
5.6.80.0030.03720.37
5.5.350.3130.04020.41
5.5.340.0070.05018.05
5.5.330.0070.04020.35
5.5.320.0030.04020.27
5.5.310.0300.05320.36
5.5.300.0030.06717.98
5.5.290.0030.05018.08
5.5.280.0070.06020.77
5.5.270.0030.04020.87
5.5.260.0100.07320.88
5.5.250.0070.08020.55
5.5.240.0330.05320.16
5.4.450.0270.06719.59
5.4.440.0200.06019.16
5.4.430.0500.07019.33
5.4.420.1070.07019.63
5.4.410.0870.06019.05
5.4.400.0770.05318.98
5.4.390.0730.05019.14
5.4.380.0200.05319.02
5.4.370.0170.06718.87
5.4.360.0870.07718.87
5.4.350.0800.06319.29
5.4.340.0230.06718.86
5.4.320.0270.05018.88
5.4.310.0900.07719.36
5.4.300.0730.05719.24
5.4.290.0900.06719.14
5.4.280.0930.06719.30
5.4.270.0930.07019.22
5.4.260.1070.06719.27
5.4.250.0870.06719.21
5.4.240.0870.05319.14
5.4.230.0870.05319.11
5.4.220.0830.05019.30
5.4.210.0630.05319.14
5.4.200.0830.05719.13
5.4.190.0770.07018.86
5.4.180.0770.05019.13
5.4.170.0700.04319.11
5.4.160.0830.05019.34
5.4.150.0830.06019.10
5.4.140.0870.05716.44
5.4.130.0700.05016.52
5.4.120.0730.04716.37
5.4.110.0670.05716.54
5.4.100.1000.05316.52
5.4.90.0730.05716.60
5.4.80.0730.05016.61
5.4.70.0230.04316.55
5.4.60.0430.05316.48
5.4.50.0030.05016.16
5.4.40.0030.06316.43
5.4.30.0030.03016.42
5.4.20.0030.06316.21

preferences:
53.72 ms | 401 KiB | 5 Q