3v4l.org

run code in 300+ PHP versions simultaneously
<?php class v { public $foo = 'foo!'; private $privates = []; public function __get($n) { if (isset($this->privates[$n])) { return $this->privates[$n]; } throw new exception("{$n} is not accessible"); } public function __set($n, $v) { if (isset($this->privates[$n])) { throw new exception("{$n} is read-only"); } $this->$n = $v; } public function makeReadonly() { $this->privates['foo'] = $this->foo; unset($this->foo); } } $v = new v; echo $v->foo, "\n"; $v->foo = 'bar!'; echo $v->foo, "\n"; $v->makeReadonly(); echo $v->foo, "\n"; $v->foo = 'foo!';

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)
8.3.60.0100.00716.63
8.3.50.0110.01118.05
8.3.40.0150.00018.84
8.3.30.0120.00318.87
8.3.20.0040.00421.69
8.3.10.0040.00421.80
8.3.00.0000.00819.43
8.2.180.0120.00318.42
8.2.170.0070.01022.96
8.2.160.0070.00719.48
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0080.00019.36
8.2.110.0060.00320.33
8.2.100.0090.00518.09
8.2.90.0050.00319.41
8.2.80.0030.00618.05
8.2.70.0000.00818.05
8.2.60.0000.00818.04
8.2.50.0040.00418.10
8.2.40.0000.00820.59
8.2.30.0080.00019.33
8.2.20.0040.00418.23
8.2.10.0040.00418.12
8.2.00.0040.00418.13
8.1.280.0140.00325.92
8.1.270.0000.00823.99
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0080.00319.26
8.1.230.0040.00820.86
8.1.220.0000.00817.74
8.1.210.0000.00918.77
8.1.200.0060.00317.22
8.1.190.0040.00417.38
8.1.180.0070.00018.10
8.1.170.0040.00418.66
8.1.160.0070.00018.81
8.1.150.0040.00418.95
8.1.140.0000.00719.60
8.1.130.0070.00018.93
8.1.120.0000.00717.49
8.1.110.0040.00417.31
8.1.100.0040.00417.32
8.1.90.0030.00617.40
8.1.80.0030.00517.37
8.1.70.0000.00717.39
8.1.60.0060.00317.64
8.1.50.0000.00817.43
8.1.40.0050.00317.50
8.1.30.0000.00817.60
8.1.20.0070.00017.63
8.1.10.0000.00717.50
8.1.00.0000.01017.54
8.0.300.0050.00219.64
8.0.290.0060.00316.62
8.0.280.0080.00018.46
8.0.270.0040.00417.14
8.0.260.0060.00017.27
8.0.250.0000.00717.05
8.0.240.0040.00416.89
8.0.230.0070.00016.96
8.0.220.0040.00416.86
8.0.210.0030.00316.92
8.0.200.0070.00016.89
8.0.190.0030.00617.03
8.0.180.0040.00716.88
8.0.170.0040.00416.97
8.0.160.0030.00416.86
8.0.150.0000.00816.88
8.0.140.0000.00816.91
8.0.130.0030.00313.38
8.0.120.0070.00016.98
8.0.110.0050.00316.97
8.0.100.0070.00017.03
8.0.90.0030.00517.00
8.0.80.0030.01317.01
8.0.70.0040.00416.76
8.0.60.0040.00416.88
8.0.50.0050.00217.03
8.0.30.0130.00617.11
8.0.20.0120.01017.40
8.0.10.0000.00717.12
8.0.00.0090.00916.57
7.4.330.0000.00615.55
7.4.320.0030.00316.51
7.4.300.0060.00016.51
7.4.290.0040.00416.59
7.4.280.0040.00416.55
7.4.270.0080.00016.57
7.4.260.0040.00416.49
7.4.250.0030.00616.48
7.4.240.0050.00216.47
7.4.230.0060.00016.51
7.4.220.0060.01616.58
7.4.210.0190.00316.48
7.4.200.0000.00716.42
7.4.160.0090.00916.61
7.4.150.0150.00917.40
7.4.140.0070.01517.86
7.4.130.0110.00716.45
7.4.120.0130.00816.53
7.4.110.0140.00316.64
7.4.100.0150.00316.46
7.4.90.0030.01416.48
7.4.80.0130.01019.39
7.4.70.0120.00616.54
7.4.60.0060.01016.73
7.4.50.0090.00516.57
7.4.40.0160.00016.65
7.4.30.0110.01116.55
7.4.10.0070.01114.92
7.4.00.0070.00914.84
7.3.330.0050.00013.27
7.3.320.0000.00613.21
7.3.310.0040.00416.30
7.3.300.0000.00716.30
7.3.290.0100.00816.43
7.3.280.0120.00716.39
7.3.270.0140.00317.40
7.3.260.0120.00916.42
7.3.250.0100.00916.57
7.3.240.0110.00616.42
7.3.230.0100.00716.43
7.3.210.0190.00016.34
7.3.200.0100.00716.65
7.3.190.0060.00916.45
7.3.180.0090.00916.50
7.3.170.0130.00316.63
7.3.160.0100.00716.59
7.3.130.0070.01014.96
7.3.120.0040.01115.13
7.3.110.0120.00614.91
7.3.100.0070.01014.76
7.3.90.0030.01015.12
7.3.80.0030.01014.96
7.3.70.0090.00614.64
7.3.60.0060.00914.63
7.3.50.0120.00314.96
7.3.40.0070.00714.77
7.3.30.0030.01014.87
7.3.20.0060.00616.68
7.3.10.0080.00516.44
7.3.00.0090.00516.56
7.2.330.0100.01316.64
7.2.320.0140.00816.73
7.2.310.0060.01016.76
7.2.300.0130.01016.86
7.2.290.0150.00916.75
7.2.260.0150.00415.36
7.2.250.0120.00615.34
7.2.240.0000.01414.97
7.2.230.0030.00615.05
7.2.220.0060.00914.94
7.2.210.0030.00914.86
7.2.200.0000.01415.05
7.2.190.0080.00314.83
7.2.180.0000.00915.04
7.2.170.0080.00415.16
7.2.160.0040.01414.76
7.2.150.0060.01016.90
7.2.140.0000.01416.78
7.2.130.0080.00816.62
7.2.120.0090.00916.74
7.2.110.0130.00616.85
7.2.100.0130.00416.77
7.2.90.0070.00916.81
7.2.80.0090.00816.72
7.2.70.0070.01117.00
7.2.60.0110.00616.67
7.2.50.0100.00816.87
7.2.40.0110.01116.93
7.2.30.0140.00316.94
7.2.20.0080.01216.82
7.2.10.0060.01516.91
7.2.00.0110.00817.61
7.1.330.0090.00615.87
7.1.320.0100.00715.89
7.1.310.0110.00415.71
7.1.300.0000.00915.86
7.1.290.0130.00015.91
7.1.280.0070.00715.70
7.1.270.0000.01015.86
7.1.260.0000.00915.83
7.1.250.0040.01315.75
7.1.240.0000.01115.84
7.1.230.0000.01115.53
7.1.220.0040.00715.58
7.1.210.0000.01215.89
7.1.200.0030.00915.78
7.1.190.0000.01215.46
7.1.180.0000.01615.80
7.1.170.0090.00615.99
7.1.160.0000.00915.96
7.1.150.0120.00315.65
7.1.140.0030.00615.95
7.1.130.0080.00415.63
7.1.120.0060.00915.68
7.1.110.0060.01015.94
7.1.100.0050.00515.84
7.1.90.0000.01615.68
7.1.80.0030.00915.67
7.1.70.0020.01016.55
7.1.60.0080.00216.59
7.1.50.0090.01025.24
7.1.40.0110.00625.06
7.1.30.0100.00824.96
7.1.20.0130.00525.18
7.1.10.0020.00916.01
7.1.00.0050.00816.27
7.0.330.0070.00715.32
7.0.320.0070.00815.64
7.0.310.0070.00715.46
7.0.300.0070.00715.64
7.0.290.0090.00615.48
7.0.280.0030.00515.52
7.0.270.0100.00715.39
7.0.260.0100.00315.46
7.0.250.0030.01015.16
7.0.240.0070.00715.61
7.0.230.0070.00715.32
7.0.220.0040.01515.31
7.0.210.0040.01515.42
7.0.200.0030.01016.12
7.0.190.0040.00716.03
7.0.180.0020.01015.85
7.0.170.0000.01015.66
7.0.160.0040.00715.82
7.0.150.0080.00515.76
7.0.140.0030.00815.80
7.0.130.0050.00815.79
7.0.120.0030.00616.00
7.0.110.0080.00615.82
7.0.100.0070.00515.82
7.0.90.0020.01015.92
7.0.80.0040.00916.02
7.0.70.0030.00615.73
7.0.60.0050.00815.78
7.0.50.0050.00715.92
7.0.40.0050.00814.77
7.0.30.0060.00814.96
7.0.20.0050.00814.75
7.0.10.0020.00814.96
7.0.00.0050.00714.99
5.6.400.0070.00414.86
5.6.390.0070.00714.86
5.6.380.0000.00914.60
5.6.370.0030.00614.25
5.6.360.0000.01314.74
5.6.350.0080.00414.52
5.6.340.0030.01014.38
5.6.330.0070.01014.70
5.6.320.0000.01314.39
5.6.310.0040.00714.70
5.6.300.0070.00314.49
5.6.290.0060.00914.37
5.6.280.0040.00814.49
5.6.270.0050.00514.77
5.6.260.0080.00814.45
5.6.250.0110.00414.63
5.6.240.0080.00414.37
5.6.230.0090.00314.39
5.6.220.0080.00314.54
5.6.210.0000.01414.58
5.6.200.0060.00314.39
5.6.190.0070.00714.45
5.6.180.0030.00714.36
5.6.170.0030.01014.46
5.6.160.0040.01214.43
5.6.150.0080.00814.27
5.6.140.0000.01214.20
5.6.130.0030.00914.52
5.6.120.0090.00614.56
5.6.110.0040.01114.65
5.6.100.0040.00814.30
5.6.90.0040.00714.45
5.6.80.0060.00914.38
5.6.70.0110.00014.23
5.6.60.0100.00614.61
5.6.50.0030.01014.45
5.6.40.0070.01114.41
5.6.30.0060.00314.39
5.6.20.0000.01414.38
5.6.10.0090.00314.30
5.6.00.0030.01014.44

preferences:
57.95 ms | 400 KiB | 5 Q