3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace { class Bar extends PDO { public function baz() { parent::baz(); } } class PDO { public function baz() { echo __METHOD__; } } } namespace Foo { class FooBar extends Bar { } } namespace { $bar = new Foo\Bar(); $bar->baz(); }

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)
8.3.60.0070.01118.30
8.3.50.0100.00718.30
8.3.40.0180.00418.85
8.3.30.0120.00318.55
8.3.20.0030.00520.16
8.3.10.0090.00020.36
8.3.00.0040.00421.85
8.2.180.0140.00018.29
8.2.170.0110.00722.96
8.2.160.0140.00422.01
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00420.78
8.2.120.0040.00426.35
8.2.110.0090.00319.27
8.2.100.0060.00617.72
8.2.90.0090.00019.09
8.2.80.0000.00817.97
8.2.70.0050.00317.38
8.2.60.0040.00417.91
8.2.50.0040.00418.10
8.2.40.0050.00220.51
8.2.30.0050.00319.31
8.2.20.0040.00417.60
8.2.10.0040.00417.95
8.2.00.0000.00718.05
8.1.280.0160.00625.92
8.1.270.0070.01122.02
8.1.260.0030.00628.09
8.1.250.0080.00028.09
8.1.240.0090.01223.92
8.1.230.0080.00319.48
8.1.220.0000.00817.74
8.1.210.0000.00918.77
8.1.200.0000.00917.25
8.1.190.0000.00817.00
8.1.180.0040.00418.10
8.1.170.0030.00618.50
8.1.160.0040.00420.70
8.1.150.0050.00218.82
8.1.140.0050.00319.56
8.1.130.0030.00317.63
8.1.120.0080.00017.38
8.1.110.0070.00017.29
8.1.100.0050.00317.43
8.1.90.0070.00017.41
8.1.80.0080.00017.27
8.1.70.0030.00317.39
8.1.60.0080.00017.55
8.1.50.0040.00417.48
8.1.40.0000.00717.44
8.1.30.0030.00517.52
8.1.20.0000.00717.50
8.1.10.0040.00417.45
8.1.00.0000.00817.34
8.0.300.0040.00418.77
8.0.290.0000.00816.63
8.0.280.0030.00318.43
8.0.270.0000.00717.11
8.0.260.0030.00317.19
8.0.250.0000.00717.00
8.0.240.0000.00816.97
8.0.230.0050.00216.84
8.0.220.0030.00616.90
8.0.210.0030.00316.82
8.0.200.0040.00416.93
8.0.190.0050.00316.97
8.0.180.0040.00416.94
8.0.170.0090.00016.96
8.0.160.0050.00316.93
8.0.150.0000.00816.73
8.0.140.0000.00816.84
8.0.130.0000.00513.36
8.0.120.0080.00016.88
8.0.110.0000.00716.89
8.0.100.0080.00016.95
8.0.90.0000.00716.84
8.0.80.0040.01216.96
8.0.70.0050.00316.74
8.0.60.0000.00716.78
8.0.50.0000.00716.83
8.0.30.0160.00417.15
8.0.20.0080.01017.40
8.0.10.0050.00216.93
8.0.00.0100.00716.67
7.4.330.0000.00516.73
7.4.320.0060.00016.44
7.4.300.0060.00016.59
7.4.290.0030.00316.34
7.4.280.0070.00016.47
7.4.270.0000.00716.40
7.4.260.0030.00316.42
7.4.250.0040.00416.51
7.4.240.0030.00316.53
7.4.230.0070.00016.52
7.4.220.0070.02016.48
7.4.210.0090.01216.58
7.4.200.0040.00416.51
7.4.160.0060.00916.37
7.4.150.0170.01017.40
7.4.140.0120.01017.86
7.4.130.0100.00916.50
7.4.120.0080.01516.48
7.4.110.0100.00716.56
7.4.100.0110.00716.38
7.4.90.0100.01016.41
7.4.80.0110.00819.39
7.4.70.0060.00916.43
7.4.60.0100.00716.39
7.4.50.0120.00316.50
7.4.40.0140.00316.59
7.4.30.0070.01016.68
7.4.10.0070.01015.54
7.4.00.0070.01215.27
7.3.330.0050.00013.23
7.3.320.0000.00513.24
7.3.310.0050.00216.09
7.3.300.0030.00316.20
7.3.290.0090.00816.23
7.3.280.0100.00716.20
7.3.270.0110.01117.40
7.3.260.0120.00416.44
7.3.250.0070.01216.47
7.3.240.0110.00816.29
7.3.230.0040.01316.39
7.3.210.0060.01116.41
7.3.200.0040.01516.44
7.3.190.0160.00016.26
7.3.180.0060.01216.25
7.3.170.0030.01316.42
7.3.160.0030.01316.30
7.3.130.0080.01015.46
7.3.120.0050.01115.16
7.3.110.0090.00715.07
7.3.100.0070.00915.09
7.3.90.0060.01115.03
7.3.80.0040.01115.29
7.3.70.0050.00915.27
7.3.60.0030.01015.22
7.3.50.0080.00315.24
7.3.40.0040.00815.19
7.3.30.0050.00615.17
7.3.20.0020.01116.93
7.3.10.0050.00816.87
7.3.00.0070.00816.86
7.2.330.0100.00716.40
7.2.320.0040.01216.40
7.2.310.0030.01516.40
7.2.300.0130.00316.45
7.2.290.0060.00916.65
7.2.260.0110.01015.54
7.2.250.0040.01515.50
7.2.240.0060.01115.31
7.2.230.0040.01215.33
7.2.220.0050.01015.23
7.2.210.0070.00815.42
7.2.200.0050.00615.42
7.2.190.0070.00915.39
7.2.180.0040.00915.37
7.2.170.0040.01115.29
7.2.160.0070.00415.81
7.2.150.0030.01117.37
7.2.140.0030.01117.40
7.2.130.0060.00617.01
7.2.120.0040.00817.04
7.2.110.0010.01017.22
7.2.100.0050.00917.22
7.2.90.0040.00917.21
7.2.80.0030.01217.20
7.2.70.0070.00917.26
7.2.60.0070.00816.94
7.2.50.0040.00817.17
7.2.40.0080.00717.07
7.2.30.0070.00617.15
7.2.20.0060.00917.10
7.2.10.0050.00817.16
7.2.00.0110.00717.46
7.1.330.0020.01216.13
7.1.320.0030.01116.10
7.1.310.0070.01016.19
7.1.300.0040.00816.18
7.1.290.0060.00316.11
7.1.280.0060.00716.13
7.1.270.0080.00416.14
7.1.260.0060.00615.91
7.1.250.0060.00916.08
7.1.240.0050.00916.25
7.1.230.0080.00716.29
7.1.220.0080.00316.48
7.1.210.0050.01016.35
7.1.200.0090.00716.18
7.1.190.0050.00916.38
7.1.180.0060.00916.38
7.1.170.0060.00816.27
7.1.160.0100.00216.31
7.1.150.0080.00616.31
7.1.140.0030.00716.32
7.1.130.0040.01116.35
7.1.120.0060.00816.30
7.1.110.0020.01016.34
7.1.100.0090.00516.71
7.1.90.0060.00716.35
7.1.80.0040.00916.22
7.1.70.0050.00616.51
7.1.60.0100.00717.43
7.1.50.0040.01416.56
7.1.40.0050.00816.38
7.1.30.0020.01116.46
7.1.20.0050.01216.48
7.1.10.0070.00716.39
7.1.00.0030.03218.40
7.0.330.0050.00815.91
7.0.320.0020.01016.01
7.0.310.0110.00315.94
7.0.300.0020.01115.96
7.0.290.0030.01015.93
7.0.280.0050.00915.98
7.0.270.0020.01115.93
7.0.260.0040.00816.02
7.0.250.0040.00716.18
7.0.240.0110.00016.11
7.0.230.0070.00516.03
7.0.220.0000.01115.98
7.0.210.0020.01016.16
7.0.200.0090.00515.67
7.0.190.0080.00716.21
7.0.180.0040.00715.89
7.0.170.0040.00715.96
7.0.160.0020.01216.15
7.0.150.0030.01215.91
7.0.140.0070.00316.09
7.0.130.0030.00716.21
7.0.120.0030.00815.98
7.0.110.0050.00816.06
7.0.100.0070.00315.98
7.0.90.0060.00516.20
7.0.80.0030.00515.91
7.0.70.0040.00716.11
7.0.60.0120.03117.95
7.0.50.0050.02816.58
7.0.40.0060.01815.99
7.0.30.0160.02816.15
7.0.20.0210.02716.18
7.0.10.0110.02816.15
7.0.00.0060.02816.13
5.6.400.0060.00914.88
5.6.390.0030.00915.04
5.6.380.0090.00815.09
5.6.370.0020.01014.84
5.6.360.0080.00714.99
5.6.350.0070.00514.58
5.6.340.0040.00814.75
5.6.330.0030.01214.87
5.6.320.0060.00615.13
5.6.310.0100.00415.00
5.6.300.0020.00914.77
5.6.290.0060.00715.19
5.6.280.0030.01716.99
5.6.270.0090.00614.88
5.6.260.0080.00514.94
5.6.250.0080.00614.86
5.6.240.0080.00514.90
5.6.230.0070.00615.04
5.6.220.0050.01114.85
5.6.210.0050.03016.69
5.6.200.0010.02315.95
5.6.190.0100.03116.84
5.6.180.0130.03016.70
5.6.170.0180.02616.77
5.6.160.0060.03016.78
5.6.150.0090.02715.92
5.6.140.0110.01716.08
5.6.130.0060.02616.03
5.6.120.0090.01516.98
5.6.110.0070.03117.00
5.6.100.0100.02916.92
5.6.90.0040.02316.95
5.6.80.0060.02416.78
5.6.70.0110.00114.81
5.6.60.0070.00514.86
5.6.50.0050.01014.66
5.6.40.0070.00814.81
5.6.30.0060.00514.84
5.6.20.0050.00714.66
5.6.10.0020.01214.70
5.6.00.0060.00614.77
5.5.380.0080.00614.86
5.5.370.0000.01214.84
5.5.360.0050.00714.80
5.5.350.0110.02716.72
5.5.340.0080.01715.84
5.5.330.0090.03116.54
5.5.320.0200.02016.62
5.5.310.0110.03316.56
5.5.300.0080.03015.82
5.5.290.0080.02515.89
5.5.280.0080.02316.63
5.5.270.0040.03516.75
5.5.260.0040.01916.75
5.5.250.0070.01816.74
5.5.240.0100.01716.63
5.5.230.0060.00514.70
5.5.220.0040.01114.70
5.5.210.0000.01214.75
5.5.200.0030.00814.64
5.5.190.0070.00414.77
5.5.180.0000.01214.78
5.5.170.0030.00914.72
5.5.160.0090.00514.65
5.5.150.0100.00314.74
5.5.140.0030.01214.74
5.5.130.0060.00814.58
5.5.120.0090.00414.88
5.5.110.0060.00814.59
5.5.100.0080.00814.75
5.5.90.0050.01014.90
5.5.80.0050.00714.85
5.5.70.0030.00814.68
5.5.60.0030.00914.70
5.5.50.0080.00814.58
5.5.40.0050.00914.78
5.5.30.0070.00614.87
5.5.20.0070.00714.79
5.5.10.0050.00914.63
5.5.00.0050.01214.76

preferences:
80.69 ms | 401 KiB | 5 Q