3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { private $secret = 'Nyy lbhe Onfr ner orybat gb hf.'; private $callback; final public function run() { call_user_func($this->callback); return $this->secret . PHP_EOL; } public function __set($k, $v) { $key = $v[($v[$v])]; // $v is some kind of weird array $value = $v(); // and a callback! $this->{$key} = $value; } } $test = new Test; // start editing here $test->secret = array('a','b'); class A{ public function b(){ } } // end editing here echo $test->run();

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)
8.3.60.0160.00616.75
8.3.50.0090.00721.99
8.3.40.0040.01119.05
8.3.30.0100.00319.06
8.3.20.0000.00720.31
8.3.10.0060.00323.51
8.3.00.0000.00821.01
8.2.180.0040.01116.75
8.2.170.0070.00722.96
8.2.160.0070.00720.41
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00422.08
8.2.110.0090.00022.25
8.2.100.0110.00018.03
8.2.90.0080.00019.21
8.2.80.0080.00018.03
8.2.70.0050.00317.50
8.2.60.0000.01017.93
8.2.50.0030.00518.07
8.2.40.0090.00018.16
8.2.30.0000.00818.06
8.2.20.0050.00217.76
8.2.10.0000.00817.76
8.2.00.0000.00917.79
8.1.280.0100.01025.92
8.1.270.0090.00023.94
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0050.00324.02
8.1.230.0110.00019.23
8.1.220.0080.00017.78
8.1.210.0000.00818.77
8.1.200.0070.00317.23
8.1.190.0060.00317.51
8.1.180.0030.00618.10
8.1.170.0080.00018.59
8.1.160.0040.00421.89
8.1.150.0080.00018.49
8.1.140.0040.00417.44
8.1.130.0000.00717.84
8.1.120.0040.00417.40
8.1.110.0000.00717.39
8.1.100.0000.00817.41
8.1.90.0000.00717.26
8.1.80.0000.00717.41
8.1.70.0030.00317.40
8.1.60.0040.00417.47
8.1.50.0060.00317.57
8.1.40.0000.00817.58
8.1.30.0000.00817.50
8.1.20.0080.00017.55
8.1.10.0030.00517.54
8.1.00.0000.00817.48
8.0.300.0040.00418.77
8.0.290.0040.00417.05
8.0.280.0030.00318.31
8.0.270.0000.00717.20
8.0.260.0030.00316.86
8.0.250.0020.00517.00
8.0.240.0000.00716.95
8.0.230.0030.00316.95
8.0.220.0000.00716.77
8.0.210.0080.00016.91
8.0.200.0030.00316.98
8.0.190.0040.00416.87
8.0.180.0040.00316.92
8.0.170.0030.00616.90
8.0.160.0000.00716.88
8.0.150.0040.00416.83
8.0.140.0000.00816.82
8.0.130.0060.00013.29
8.0.120.0050.00216.75
8.0.110.0050.00316.83
8.0.100.0040.00416.75
8.0.90.0040.00416.86
8.0.80.0040.01116.85
8.0.70.0040.00416.77
8.0.60.0060.00316.90
8.0.50.0000.00816.96
8.0.30.0100.00817.08
8.0.20.0120.00817.40
8.0.10.0080.00017.09
8.0.00.0100.00816.84
7.4.330.0060.00015.08
7.4.320.0000.00616.32
7.4.300.0000.00616.61
7.4.290.0030.00316.65
7.4.280.0040.00416.51
7.4.270.0000.00716.51
7.4.260.0030.00316.49
7.4.250.0040.00416.33
7.4.240.0060.00216.57
7.4.230.0000.00716.31
7.4.220.0090.00916.49
7.4.210.0050.01116.64
7.4.200.0040.00416.57
7.4.190.0040.00416.43
7.4.160.0140.00616.61
7.4.150.0070.01017.40
7.4.140.0080.01117.86
7.4.130.0080.00916.52
7.4.120.0110.00716.51
7.4.110.0130.00416.48
7.4.100.0130.00916.42
7.4.90.0080.00816.41
7.4.80.0090.00916.57
7.4.70.0060.00916.56
7.4.60.0070.01016.35
7.4.50.0000.00516.57
7.4.40.0070.01122.77
7.4.30.0030.01316.31
7.4.00.0060.00914.88
7.3.330.0000.00613.30
7.3.320.0070.00013.38
7.3.310.0000.00716.39
7.3.300.0050.00316.39
7.3.290.0080.00616.45
7.3.280.0090.00816.41
7.3.270.0130.00317.40
7.3.260.0100.00716.65
7.3.250.0130.00816.50
7.3.240.0130.00616.43
7.3.230.0140.00316.58
7.3.210.0120.00816.42
7.3.200.0140.00719.39
7.3.190.0110.00616.37
7.3.180.0060.01016.44
7.3.170.0150.00616.28
7.3.160.0080.01116.32
7.3.120.0040.01115.16
7.2.330.0130.00316.86
7.2.320.0100.00716.64
7.2.310.0120.00616.63
7.2.300.0170.00016.58
7.2.290.0090.00616.78
7.2.60.0030.01016.93
7.2.00.0000.01119.56
7.1.200.0050.00315.54
7.1.100.0040.00818.11
7.1.70.0060.00617.19
7.1.60.0070.00719.29
7.1.50.0210.01435.00
7.1.00.0070.07322.36
7.0.200.0000.01016.62
7.0.140.0030.07321.98
7.0.110.0070.08019.97
7.0.100.0170.07320.12
7.0.90.0100.08019.95
7.0.80.0100.08020.08
7.0.70.0100.06319.86
7.0.60.0070.08320.03
7.0.50.0100.05319.96
7.0.40.0130.08019.82
7.0.30.0100.07719.74
7.0.20.0030.08719.81
7.0.10.0130.08019.82
7.0.00.0130.07719.81
5.6.280.0030.07321.00
5.6.260.0100.07720.70
5.6.250.0130.07320.60
5.6.240.0030.07720.57
5.6.230.0030.08020.55
5.6.220.0030.09020.54
5.6.210.0130.07720.68
5.6.200.0170.07320.66
5.6.190.0000.09020.59
5.6.180.0100.08320.61
5.6.170.0070.07020.51
5.6.160.0030.07020.47
5.6.150.0030.08320.57
5.6.140.0170.04720.69
5.6.130.0070.08020.64
5.6.120.0200.07320.55
5.6.110.0070.08320.59
5.6.100.0170.07720.55
5.6.90.0070.08320.61
5.6.80.0030.08719.91
5.6.70.0170.06720.02
5.6.60.0070.04719.97
5.6.50.0030.05319.95
5.6.40.0070.08020.06
5.6.30.0100.07719.92
5.6.20.0170.06720.07
5.6.10.0030.08319.98
5.6.00.0070.08019.83
5.5.380.0100.06320.48
5.5.370.0100.08020.48
5.5.360.0070.08020.54
5.5.350.0070.08320.41
5.5.340.0200.06720.92
5.5.330.0130.07720.91
5.5.320.0130.07321.05
5.5.310.0030.08720.75
5.5.300.0070.05020.91
5.5.290.0130.08020.79
5.5.280.0100.07320.92
5.5.270.0170.08020.99
5.5.260.0000.09020.89
5.5.250.0070.08320.72
5.5.240.0070.07720.26
5.5.230.0100.05720.33
5.5.220.0070.07320.19
5.5.210.0070.07320.13
5.5.200.0000.05320.11
5.5.190.0070.08020.39
5.5.180.0000.08720.27
5.5.160.0170.06320.23
5.5.150.0170.04720.30
5.5.140.0130.07320.06
5.5.130.0070.04720.34
5.5.120.0070.07720.08
5.5.110.0070.08020.05
5.5.100.0070.08320.16
5.5.90.0100.07020.25
5.5.80.0030.08020.16
5.5.70.0130.07320.23
5.5.60.0030.08320.01
5.5.50.0070.04720.16
5.5.40.0170.05720.14
5.5.30.0100.04320.18
5.5.20.0170.06320.18
5.5.10.0070.08020.15
5.5.00.0100.07719.93
5.4.450.0130.07019.57
5.4.440.0030.06719.49
5.4.430.0030.07019.50
5.4.420.0170.06719.48
5.4.410.0000.08319.20
5.4.400.0100.04019.18
5.4.390.0070.07719.01
5.4.380.0030.08319.02
5.4.370.0030.08019.24
5.4.360.0030.07719.16
5.4.350.0000.08319.01
5.4.340.0130.06719.01
5.4.320.0100.07719.02
5.4.310.0070.08019.23
5.4.300.0030.04719.02
5.4.290.0070.07719.20
5.4.280.0070.08019.09
5.4.270.0130.07318.99
5.4.260.0030.07318.98
5.4.250.0100.07718.98
5.4.240.0130.07019.09
5.4.230.0130.06718.99
5.4.220.0130.07319.23
5.4.210.0070.07719.17
5.4.200.0100.07018.98
5.4.190.0070.07319.30
5.4.180.0030.07719.01
5.4.170.0030.08019.23
5.4.160.0100.04319.02
5.4.150.0000.08319.16
5.4.140.0100.07316.57
5.4.130.0070.07016.56
5.4.120.0130.06716.60
5.4.110.0070.03316.47
5.4.100.0030.07016.60
5.4.90.0130.06016.52
5.4.80.0100.06716.30
5.4.70.0100.07016.54
5.4.60.0200.06016.53
5.4.50.0070.06316.63
5.4.40.0100.06716.45
5.4.30.0130.04016.55
5.4.20.0130.06316.29
5.4.10.0030.04316.28
5.4.00.0070.06715.79
5.3.290.0070.08314.69
5.3.280.0070.07314.62
5.3.270.0130.06714.63
5.3.260.0000.08314.73
5.3.250.0070.07314.73
5.3.240.0030.07014.56
5.3.230.0070.08014.61
5.3.220.0070.06014.70
5.3.210.0100.06714.62
5.3.200.0130.06714.70
5.3.190.0030.08014.71
5.3.180.0200.06014.69
5.3.170.0030.07314.58
5.3.160.0130.07014.58
5.3.150.0070.07714.57
5.3.140.0070.05014.59
5.3.130.0100.07014.55
5.3.120.0070.04014.64
5.3.110.0130.06014.56
5.3.100.0030.04014.13
5.3.90.0030.03314.17
5.3.80.0000.04314.02
5.3.70.0100.06314.09
5.3.60.0100.07013.97
5.3.50.0200.06313.91
5.3.40.0030.04313.95
5.3.30.0100.05013.93
5.3.20.0130.06013.55
5.3.10.0070.06713.76
5.3.00.0100.06313.68
5.2.170.0130.05312.20
5.2.160.0000.05712.20
5.2.150.0030.03712.20
5.2.140.0100.05712.20
5.2.130.0030.06312.20
5.2.120.0170.03012.20
5.2.110.0070.04012.20
5.2.100.0000.05712.20
5.2.90.0000.06712.20
5.2.80.0070.06012.20
5.2.70.0030.06712.20
5.2.60.0130.05012.20
5.2.50.0000.06012.20
5.2.40.0070.04012.20
5.2.30.0100.05312.20
5.2.20.0030.06012.20
5.2.10.0070.05312.20
5.2.00.0100.06012.20
5.1.60.0070.05012.20
5.1.50.0000.05012.20
5.1.40.0070.05012.20
5.1.30.0000.04712.20
5.1.20.0000.06012.20
5.1.10.0070.05712.20
5.1.00.0030.05712.20
5.0.50.0030.04712.20
5.0.40.0070.04312.20
5.0.30.0070.06312.20
5.0.20.0000.02312.20
5.0.10.0030.01712.20
5.0.00.0000.06012.20
4.4.90.0070.03312.20
4.4.80.0070.03012.20
4.4.70.0000.03712.20
4.4.60.0000.03712.20
4.4.50.0030.03712.20
4.4.40.0000.06012.20
4.4.30.0000.03712.20
4.4.20.0000.03712.20
4.4.10.0070.03312.20
4.4.00.0030.04712.20
4.3.110.0000.03712.20
4.3.100.0070.01712.20
4.3.90.0000.02312.20
4.3.80.0030.04712.20
4.3.70.0030.01712.20
4.3.60.0030.01712.20
4.3.50.0030.02312.20
4.3.40.0030.02012.20
4.3.30.0000.01712.20
4.3.20.0000.01712.20
4.3.10.0000.01712.20
4.3.00.0000.01312.20

preferences:
45.15 ms | 401 KiB | 5 Q