3v4l.org

run code in 300+ PHP versions simultaneously
<?php class PropertyTest { private $data = array(); public function __set($name, $value) { echo "Setting '$name' to '$value'\n"; $this->data[$name] = $value; } public function __get($name) { echo "Getting '$name'\n"; if (array_key_exists($name, $this->data)) { return $this->data[$name]; }} } echo "<pre>\n"; $obj = new PropertyTest; $obj->a = 1; echo $obj->a . "\n\n"; var_dump(isset($obj->a)); unset($obj->a); var_dump(isset($obj->a)); echo "\n"; ?>

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)
8.3.60.0060.00918.43
8.3.50.0240.00816.41
8.3.40.0040.01118.71
8.3.30.0110.00418.88
8.3.20.0040.00418.54
8.3.10.0030.00518.81
8.3.00.0080.00019.51
8.2.180.0070.01116.75
8.2.170.0140.00322.96
8.2.160.0150.00018.74
8.2.150.0090.00024.18
8.2.140.0070.00724.66
8.2.130.0070.00026.16
8.2.120.0040.00421.00
8.2.110.0040.00420.96
8.2.100.0040.00817.91
8.2.90.0050.00317.63
8.2.80.0000.00817.97
8.2.70.0150.00017.34
8.2.60.0030.00617.90
8.2.50.0080.00018.07
8.2.40.0060.00319.60
8.2.30.0030.00717.63
8.2.20.0030.00617.54
8.2.10.0000.00717.65
8.2.00.0040.00417.64
8.1.280.0110.00325.92
8.1.270.0060.00323.99
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00317.77
8.1.230.0030.00919.07
8.1.220.0030.00517.74
8.1.210.0050.00318.77
8.1.200.0110.00017.23
8.1.190.0000.01017.22
8.1.180.0040.00418.10
8.1.170.0000.00918.96
8.1.160.0050.00319.03
8.1.150.0050.00318.64
8.1.140.0080.00017.36
8.1.130.0050.00217.46
8.1.120.0000.00717.50
8.1.110.0050.00217.34
8.1.100.0000.00717.36
8.1.90.0000.00817.46
8.1.80.0040.00417.45
8.1.70.0030.00617.43
8.1.60.0080.00017.46
8.1.50.0040.00417.46
8.1.40.0030.00517.55
8.1.30.0000.00917.66
8.1.20.0080.00017.56
8.1.10.0000.00817.58
8.1.00.0000.00717.38
8.0.300.0000.00718.77
8.0.290.0000.00716.63
8.0.280.0030.00618.50
8.0.270.0030.00317.16
8.0.260.0000.00716.72
8.0.250.0040.00416.96
8.0.240.0040.00416.98
8.0.230.0050.00316.99
8.0.220.0040.00416.93
8.0.210.0040.00416.94
8.0.200.0030.00316.86
8.0.190.0030.00516.85
8.0.180.0000.00716.75
8.0.170.0030.00516.79
8.0.160.0030.00316.81
8.0.150.0030.00516.82
8.0.140.0030.00416.83
8.0.130.0050.00013.31
8.0.120.0000.00916.94
8.0.110.0000.00716.83
8.0.100.0040.00416.84
8.0.90.0030.00516.72
8.0.80.0070.01416.85
8.0.70.0000.00816.89
8.0.60.0030.00516.84
8.0.50.0000.00916.89
8.0.30.0110.00717.36
8.0.20.0120.00617.04
8.0.10.0030.00317.01
8.0.00.0140.00916.84
7.4.330.0000.00513.11
7.4.320.0040.00416.61
7.4.300.0000.00716.62
7.4.290.0080.00016.56
7.4.280.0080.00016.49
7.4.270.0030.00716.54
7.4.260.0000.00613.29
7.4.250.0080.00016.60
7.4.240.0000.00716.49
7.4.230.0000.00716.48
7.4.220.0140.00416.59
7.4.210.0120.00616.67
7.4.200.0040.00416.53
7.4.190.0040.00416.54
7.4.160.0000.01616.35
7.4.150.0150.00416.57
7.4.140.0150.00317.86
7.4.130.0140.01116.57
7.4.120.0060.01116.37
7.4.110.0060.01616.49
7.4.100.0130.00316.44
7.4.90.0060.01216.46
7.4.80.0190.00019.39
7.4.70.0110.01116.32
7.4.60.0090.00616.40
7.4.50.0060.00016.42
7.4.40.0100.00616.42
7.4.30.0130.00816.44
7.4.00.0070.01014.93
7.3.330.0070.00013.20
7.3.320.0000.00513.20
7.3.310.0040.00416.35
7.3.300.0070.00016.25
7.3.290.0060.01216.33
7.3.280.0110.00416.41
7.3.270.0090.00916.61
7.3.260.0040.01416.39
7.3.240.0090.00916.63
7.3.230.0070.01116.36
7.3.210.0080.00916.34
7.3.200.0060.01016.68
7.3.190.0100.00616.57
7.3.180.0060.01616.27
7.3.170.0030.01416.51
7.3.160.0080.00816.67
7.3.120.0080.00814.85
7.3.110.0100.00615.06
7.3.100.0000.01314.74
7.3.90.0030.00614.95
7.3.80.0030.01014.62
7.3.70.0080.00414.62
7.3.60.0040.01214.96
7.3.50.0030.00915.07
7.3.40.0150.00014.86
7.3.30.0080.00815.02
7.3.20.0030.00916.77
7.3.10.0130.00916.53
7.3.00.0150.00516.40
7.2.330.0030.01516.79
7.2.320.0170.00016.89
7.2.310.0040.01516.80
7.2.300.0110.00716.64
7.2.290.0060.01316.77
7.2.240.0060.00615.00
7.2.230.0000.01814.92
7.2.220.0060.00315.04
7.2.210.0060.00615.21
7.2.200.0060.00915.24
7.2.190.0000.01015.09
7.2.180.0030.01315.21
7.2.170.0060.00315.28
7.2.160.0000.01115.24
7.2.150.0100.00617.02
7.2.140.0090.00316.97
7.2.130.0060.01016.58
7.2.120.0100.00616.81
7.2.110.0190.00516.77
7.2.100.0020.01116.79
7.2.90.0070.01116.63
7.2.80.0060.01116.75
7.2.70.0130.00716.71
7.2.60.0070.00816.58
7.2.50.0110.01016.90
7.2.40.0060.00916.89
7.2.30.0240.00817.01
7.2.20.0070.00716.70
7.2.10.0090.01016.68
7.2.00.0080.01017.78
7.1.330.0000.01616.10
7.1.320.0080.00315.63
7.1.310.0090.00315.86
7.1.300.0100.00315.51
7.1.290.0040.01115.52
7.1.280.0070.00415.84
7.1.270.0120.00015.77
7.1.260.0070.00716.02
7.1.250.0100.00715.55
7.1.200.0090.00315.77
7.1.100.0000.00818.25
7.1.70.0070.00317.30
7.1.60.0110.01419.25
7.1.50.0180.00734.77
7.1.00.0030.03322.51
7.0.200.0000.00716.70
7.0.140.0170.06022.13
7.0.120.0030.07322.15
7.0.60.0030.04719.98
7.0.50.0030.04017.98
7.0.40.0170.04320.27
7.0.30.0230.05020.06
7.0.20.0170.04720.23
7.0.10.0100.05320.30
7.0.00.0130.07720.09
5.6.280.0130.06320.82
5.6.210.0100.03320.48
5.6.200.0030.04318.27
5.6.190.0100.04020.77
5.6.180.0300.07320.47
5.6.170.0200.07720.55
5.6.160.0030.08720.53
5.6.150.0170.06018.12
5.6.140.0170.05318.19
5.6.130.0000.04318.27
5.6.120.0130.09321.00
5.6.110.0100.08721.11
5.6.100.0130.06321.11
5.6.90.0100.06020.96
5.6.80.0070.06320.54
5.5.350.0370.07020.36
5.5.340.0070.05017.98
5.5.330.0130.08020.30
5.5.320.0300.06020.38
5.5.310.0430.06720.34
5.5.300.0100.08318.05
5.5.290.0030.08717.92
5.5.280.0170.05320.69
5.5.270.0000.09320.89
5.5.260.0070.04720.65
5.5.250.0070.03720.67
5.5.240.0070.07320.20
5.4.450.0230.05019.18
5.4.440.0330.07019.64
5.4.430.0230.04319.57
5.4.420.0170.03719.40
5.4.410.0170.04019.33
5.4.400.0230.03019.32
5.4.390.0270.03318.98
5.4.380.0170.03719.16
5.4.370.0230.03318.85
5.4.360.0230.03319.10
5.4.350.0170.03718.85
5.4.340.0270.03719.14
5.4.320.0170.03719.25
5.4.310.0170.03718.97
5.4.300.0170.05719.22
5.4.290.0200.04319.02
5.4.280.0170.03719.31
5.4.270.0200.03718.98
5.4.260.0270.04019.30
5.4.250.0200.05019.05
5.4.240.0430.06019.13
5.4.230.0230.04719.19
5.4.220.0270.04719.21
5.4.210.0270.05718.94
5.4.200.0330.06719.15
5.4.190.0300.07019.21
5.4.180.0300.07019.21
5.4.170.0330.07319.05
5.4.160.0330.06318.92
5.4.150.0300.06019.07
5.4.140.0300.03716.53
5.4.130.0300.06716.35
5.4.120.0200.04716.41
5.4.110.0300.04716.32
5.4.100.0200.05016.36
5.4.90.0230.04316.36
5.4.80.0300.03716.18
5.4.70.0330.04016.44
5.4.60.0330.03716.55
5.4.50.0230.08316.42
5.4.40.0400.03316.43
5.4.30.0370.05716.52
5.4.20.0400.04716.53
5.4.10.0270.07716.55
5.4.00.0330.03715.91
5.3.290.0270.03714.79
5.3.280.0300.04014.82
5.3.270.0430.03714.54
5.3.260.0230.08314.53
5.3.250.0270.07714.73
5.3.240.0330.06314.83
5.3.230.0330.07014.72
5.3.220.0230.04714.48
5.3.210.0330.07014.80
5.3.200.0270.04314.68
5.3.190.0270.06714.62
5.3.180.0300.06714.59
5.3.170.0270.04714.65
5.3.160.0370.05314.65
5.3.150.0230.04314.48
5.3.140.0300.04714.53
5.3.130.0270.07014.54
5.3.120.0330.07314.55
5.3.110.0230.05314.64
5.3.100.0200.07314.16
5.3.90.0270.04714.00
5.3.80.0200.04014.04
5.3.70.0230.06714.12
5.3.60.0330.05714.02
5.3.50.0370.05713.93
5.3.40.0270.06314.09
5.3.30.0270.04013.97
5.3.20.0230.07713.92
5.3.10.0300.05313.59
5.3.00.0300.05713.76
5.2.170.0300.05311.93
5.2.160.0270.05711.93
5.2.150.0230.06311.93
5.2.140.0270.03011.93
5.2.130.0300.04711.93
5.2.120.0300.05011.93
5.2.110.0300.03011.93
5.2.100.0270.05311.93
5.2.90.0270.04711.93
5.2.80.0270.05011.93
5.2.70.0330.05711.93
5.2.60.0170.05011.93
5.2.50.0230.02711.93
5.2.40.0230.05011.93
5.2.30.0170.05011.93
5.2.20.0170.06311.93
5.2.10.0300.04711.93
5.2.00.0170.04011.93
5.1.60.0200.04711.93
5.1.50.0230.05011.93
5.1.40.0130.05311.93
5.1.30.0130.03011.93
5.1.20.0230.04311.93
5.1.10.0200.05311.93
5.1.00.0200.03711.93
5.0.50.0100.02011.93
5.0.40.0130.04011.93
5.0.30.0070.05311.93
5.0.20.0070.02711.93
5.0.10.0100.03711.93
5.0.00.0070.06011.93
4.4.90.0100.03711.93
4.4.80.0100.01711.93
4.4.70.0130.03311.93
4.4.60.0130.03011.93
4.4.50.0100.03311.93
4.4.40.0170.04711.93
4.4.30.0100.01711.93
4.4.20.0100.03711.93
4.4.10.0070.02011.93
4.4.00.0170.05011.93
4.3.110.0100.03311.93
4.3.100.0170.03011.93
4.3.90.0200.02011.93
4.3.80.0030.05711.93
4.3.70.0070.02711.93
4.3.60.0070.02311.93
4.3.50.0070.02011.93
4.3.40.0100.05311.93
4.3.30.0030.03711.93
4.3.20.0100.03311.93
4.3.10.0030.02311.93
4.3.00.0100.02011.93

preferences:
48.11 ms | 401 KiB | 5 Q