3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { private $bar = 'baz'; } $foo = new Foo(); echo spl_object_hash($foo); $reader = function & ($object, $property) { $value = & Closure::bind(function & () use ($property) { return $this->$property; }, $object, $object)->__invoke(); return $value; }; $bar = & $reader($foo, 'bar'); //var_dump($bar); $bar = 'tab1'; unset($bar); echo spl_object_hash($foo); var_dump($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)
8.3.60.0090.00918.43
8.3.50.0070.01222.05
8.3.40.0000.01418.67
8.3.30.0070.00718.77
8.3.20.0040.00420.30
8.3.10.0050.00320.59
8.3.00.0080.00023.52
8.2.180.0040.01118.54
8.2.170.0070.01422.96
8.2.160.0100.00322.08
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0040.00420.92
8.2.120.0000.00826.35
8.2.110.0090.00020.79
8.2.100.0000.01117.93
8.2.90.0040.00419.22
8.2.80.0040.00417.97
8.2.70.0000.00817.50
8.2.60.0040.00418.04
8.2.50.0080.00418.09
8.2.40.0050.00320.58
8.2.30.0020.00519.40
8.2.20.0040.00417.57
8.2.10.0070.00018.18
8.2.00.0000.00718.03
8.1.280.0070.01025.92
8.1.270.0060.00322.02
8.1.260.0030.00628.09
8.1.250.0030.00528.09
8.1.240.0060.00322.61
8.1.230.0070.00417.71
8.1.220.0000.00817.77
8.1.210.0030.00518.77
8.1.200.0220.00617.13
8.1.190.0060.00317.13
8.1.180.0000.00818.10
8.1.170.0000.00818.57
8.1.160.0050.00320.68
8.1.150.0040.00418.89
8.1.140.0030.00519.57
8.1.130.0030.00317.58
8.1.120.0040.00417.48
8.1.110.0080.00017.44
8.1.100.0000.00817.52
8.1.90.0040.00417.42
8.1.80.0080.00017.46
8.1.70.0070.00017.42
8.1.60.0000.00817.61
8.1.50.0000.00817.54
8.1.40.0000.00817.51
8.1.30.0040.00417.54
8.1.20.0040.00417.40
8.1.10.0030.00517.56
8.1.00.0000.00717.52
8.0.300.0000.00718.77
8.0.290.0070.00016.75
8.0.280.0040.00418.44
8.0.270.0040.00417.26
8.0.260.0000.00617.32
8.0.250.0000.00716.91
8.0.240.0070.00016.84
8.0.230.0000.00816.94
8.0.220.0040.00416.88
8.0.210.0050.00316.89
8.0.200.0030.00316.91
8.0.190.0000.00816.94
8.0.180.0040.00416.95
8.0.170.0040.00416.93
8.0.160.0040.00416.91
8.0.150.0030.00516.72
8.0.140.0040.00416.75
8.0.130.0090.00013.36
8.0.120.0040.00416.86
8.0.110.0020.00516.80
8.0.100.0000.00816.91
8.0.90.0080.00016.88
8.0.80.0040.01116.95
8.0.70.0040.00416.86
8.0.60.0040.00416.96
8.0.50.0000.00817.00
8.0.30.0050.01217.17
8.0.20.0130.01017.40
8.0.10.0000.00816.89
8.0.00.0090.00816.78
7.4.330.0060.00016.84
7.4.320.0030.00516.48
7.4.300.0000.00616.52
7.4.290.0030.00316.55
7.4.280.0030.00716.59
7.4.270.0000.01116.47
7.4.260.0030.00516.35
7.4.250.0000.00716.55
7.4.240.0000.00716.52
7.4.230.0000.00716.65
7.4.220.0090.01016.66
7.4.210.0050.01016.55
7.4.200.0000.00716.67
7.4.160.0030.01216.47
7.4.150.0060.01217.40
7.4.140.0080.01317.86
7.4.130.0120.00516.60
7.4.120.0080.00916.50
7.4.110.0040.01216.48
7.4.100.0120.00616.62
7.4.90.0100.00716.54
7.4.80.0000.02319.39
7.4.70.0180.00316.50
7.4.60.0140.00316.67
7.4.50.0060.00816.43
7.4.40.0060.01116.23
7.4.30.0100.01016.48
7.4.10.0070.01114.82
7.4.00.0040.01214.98
7.3.330.0030.00313.37
7.3.320.0000.00513.41
7.3.310.0030.00316.42
7.3.300.0070.00016.36
7.3.290.0030.00316.36
7.3.280.0070.01016.34
7.3.270.0090.00917.40
7.3.260.0060.01116.43
7.3.250.0080.01116.45
7.3.240.0130.00516.57
7.3.230.0120.00616.39
7.3.210.0110.00716.66
7.3.200.0130.00316.44
7.3.190.0000.01816.49
7.3.180.0060.01016.21
7.3.170.0110.00516.38
7.3.160.0170.00416.43
7.3.130.0120.00614.81
7.3.120.0120.00515.07
7.3.110.0050.01314.67
7.3.100.0040.00914.94
7.3.90.0040.01114.57
7.3.80.0050.01014.91
7.3.70.0050.01114.84
7.3.60.0080.00714.93
7.3.50.0060.00414.88
7.3.40.0080.00714.94
7.3.30.0080.00814.86
7.3.20.0050.00816.71
7.3.10.0030.01216.40
7.3.00.0070.00916.66
7.2.330.0090.00916.83
7.2.320.0130.00516.58
7.2.310.0140.01116.36
7.2.300.0100.00716.79
7.2.290.0080.00816.67
7.2.260.0120.00515.03
7.2.250.0110.00415.26
7.2.240.0050.01015.24
7.2.230.0070.00915.18
7.2.220.0050.01215.28
7.2.210.0000.01315.07
7.2.200.0050.01215.12
7.2.190.0030.01215.26
7.2.180.0020.01115.09
7.2.170.0100.00514.94
7.2.160.0040.01015.05
7.2.150.0060.00817.02
7.2.140.0040.01117.04
7.2.130.0030.01216.85
7.2.120.0020.01216.83
7.2.110.0080.00616.96
7.2.100.0070.00716.93
7.2.90.0040.01316.98
7.2.80.0090.00816.86
7.2.70.0070.00816.83
7.2.60.0080.00516.88
7.2.50.0050.01116.96
7.2.40.0080.00516.94
7.2.30.0090.00517.04
7.2.20.0050.01016.88
7.2.10.0050.01216.80
7.2.00.0060.00617.82
7.1.330.0040.00715.90
7.1.320.0070.00615.80
7.1.310.0060.00716.05
7.1.300.0000.01415.82
7.1.290.0080.00715.71
7.1.280.0050.00815.81
7.1.270.0030.01115.85
7.1.260.0080.00615.90
7.1.250.0050.00915.65
7.1.240.0020.01215.83
7.1.230.0080.00715.81
7.1.220.0080.00715.82
7.1.210.0040.00915.95
7.1.200.0080.00615.85
7.1.190.0060.00615.78
7.1.180.0050.00615.85
7.1.170.0050.00715.83
7.1.160.0070.00815.78
7.1.150.0070.00815.66
7.1.140.0080.00415.73
7.1.130.0080.00615.85
7.1.120.0030.01015.81
7.1.110.0030.01215.69
7.1.100.0040.00816.60
7.1.90.0030.01315.83
7.1.80.0060.00815.77
7.1.70.0040.00616.25
7.1.60.0070.01016.94
7.1.50.0060.00916.18
7.1.40.0040.00815.77
7.1.30.0080.00515.85
7.1.20.0070.00415.63
7.1.10.0100.00315.78
7.1.00.0050.03218.00
7.0.330.0060.00815.20
7.0.320.0030.01215.33
7.0.310.0050.00815.42
7.0.300.0020.01015.30
7.0.290.0070.00515.51
7.0.280.0040.00715.36
7.0.270.0090.00615.41
7.0.260.0070.00415.32
7.0.250.0030.01015.31
7.0.240.0050.00915.53
7.0.230.0040.00415.62
7.0.220.0080.00815.48
7.0.210.0050.00615.53
7.0.200.0080.00615.19
7.0.190.0070.00715.28
7.0.180.0090.00615.49
7.0.170.0030.01015.27
7.0.160.0020.01215.50
7.0.150.0070.00615.54
7.0.140.0080.00715.40
7.0.130.0040.00915.22
7.0.120.0050.00615.50
7.0.110.0030.00915.47
7.0.100.0060.00815.43
7.0.90.0030.01115.24
7.0.80.0080.00515.51
7.0.70.0090.00815.28
7.0.60.0100.02717.58
7.0.50.0020.03116.23
7.0.40.0070.02315.68
7.0.30.0170.03115.88
7.0.20.0110.02815.75
7.0.10.0100.03015.72
7.0.00.0070.02115.59
5.6.400.0070.00814.34
5.6.390.0060.00914.60
5.6.380.0060.00814.23
5.6.370.0080.00814.53
5.6.360.0020.01214.39
5.6.350.0060.01114.58
5.6.340.0000.01114.27
5.6.330.0080.00714.32
5.6.320.0030.01114.29
5.6.310.0060.00814.68
5.6.300.0020.01414.22
5.6.290.0070.00714.44
5.6.280.0060.02016.47
5.6.270.0070.00514.38
5.6.260.0090.00614.33
5.6.250.0080.00314.58
5.6.240.0100.00314.41
5.6.230.0110.00414.16
5.6.220.0080.00514.23
5.6.210.0060.02916.32
5.6.200.0070.02915.58
5.6.190.0070.02416.47
5.6.180.0100.03716.35
5.6.170.0160.03216.26
5.6.160.0080.02516.39
5.6.150.0080.02815.63
5.6.140.0040.02115.57
5.6.130.0080.02015.58
5.6.120.0050.01916.60
5.6.110.0040.01916.42
5.6.100.0020.03516.57
5.6.90.0090.03016.62
5.6.80.0030.03116.39
5.6.70.0060.00614.30
5.6.60.0040.01114.24
5.6.50.0050.00714.27
5.6.40.0090.00714.01
5.6.30.0070.00614.15
5.6.20.0070.00814.24
5.6.10.0100.00514.38
5.6.00.0020.01214.20
5.5.380.0050.01014.09
5.5.370.0070.01014.11
5.5.360.0020.01214.20
5.5.350.1490.01716.40
5.5.340.0070.02815.53
5.5.330.0100.02016.40
5.5.320.0110.01816.20
5.5.310.0120.02916.25
5.5.300.0030.01915.37
5.5.290.0060.01915.38
5.5.280.0060.03416.54
5.5.270.0080.03016.37
5.5.260.0050.03316.38
5.5.250.0070.01816.47
5.5.240.0090.03016.20
5.5.230.0060.00914.25
5.5.220.0090.00514.26
5.5.210.0060.00614.29
5.5.200.0050.00814.02
5.5.190.0040.00913.97
5.5.180.0030.01214.06
5.5.170.0040.00814.31
5.5.160.0070.00814.30
5.5.150.0060.00613.92
5.5.140.0030.01214.18
5.5.130.0090.00714.29
5.5.120.0060.00914.18
5.5.110.0060.00714.32
5.5.100.0080.00914.28
5.5.90.0060.01014.14
5.5.80.0020.01114.12
5.5.70.0050.00914.03
5.5.60.0100.00414.11
5.5.50.0080.00614.00
5.5.40.0060.00814.37
5.5.30.0040.01114.22
5.5.20.0060.00514.34
5.5.10.0080.00614.34
5.5.00.0090.00314.14

preferences:
69.79 ms | 401 KiB | 5 Q