3v4l.org

run code in 300+ PHP versions simultaneously
<?php class CollectionᐸTᐳ implements \Countable { private $items = []; public function add(T $item) { $this->items[] = $item; } public function count() { return count($this->items); } } // Load the compressed Generics library: eval(base64_decode('Y2xhc3MgVCBleHRlbmRzIFxEYXRlVGltZSB7fQpjbGFzcyBEYXRl0KJpbWUgZXh0ZW5kcyBUIHt9CmNsYXNzIENvbGxlY3Rpb27hkLhEYXRlVGltZeGQsyBleHRlbmRzIENvbGxlY3Rpb27hkLhU4ZCzIHt9Cg==')); $dates = new CollectionᐸDateTimeᐳ(); $dates->add(new DateТime('yesterday')); $dates->add(new DateТime('today')); $dates->add(new DateТime('tomorrow')); echo count($dates); $dates->add('not a datetime');

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)
8.3.40.0040.01119.11
8.3.30.0060.00918.77
8.3.20.0030.00520.29
8.3.10.0080.00021.68
8.3.00.0080.00017.93
8.2.170.0110.00322.96
8.2.160.0070.00720.39
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0030.00519.27
8.2.120.0000.00826.35
8.2.110.0030.00719.32
8.2.100.0090.00318.03
8.2.90.0040.00419.25
8.2.80.0000.00818.16
8.2.70.0050.00317.75
8.2.60.0060.00317.93
8.2.50.0040.00418.10
8.2.40.0050.00522.32
8.2.30.0040.00419.48
8.2.20.0040.00418.13
8.2.10.0040.00418.27
8.2.00.0040.00418.08
8.1.270.0070.00723.79
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0110.00719.53
8.1.230.0130.00319.07
8.1.220.0040.00417.78
8.1.210.0080.00018.77
8.1.200.0060.00317.50
8.1.190.0000.00817.47
8.1.180.0040.00418.10
8.1.170.0040.00418.36
8.1.160.0040.00418.96
8.1.150.0000.00819.11
8.1.140.0020.00519.67
8.1.130.0030.00318.90
8.1.120.0000.00717.66
8.1.110.0040.00417.62
8.1.100.0030.00517.61
8.1.90.0000.00717.64
8.1.80.0020.00517.73
8.1.70.0040.00417.68
8.1.60.0040.00417.74
8.1.50.0080.00017.61
8.1.40.0050.00317.72
8.1.30.0040.00417.68
8.1.20.0000.00817.64
8.1.10.0030.00617.71
8.1.00.0070.00017.61
8.0.300.0030.00518.77
8.0.290.0070.00016.88
8.0.280.0030.00318.44
8.0.270.0030.00617.33
8.0.260.0000.00716.97
8.0.250.0030.00317.27
8.0.240.0000.00817.20
8.0.230.0000.00917.23
8.0.220.0040.00417.20
8.0.210.0070.00017.25
8.0.200.0030.00317.19
8.0.190.0000.00817.23
8.0.180.0040.00417.11
8.0.170.0050.00217.17
8.0.160.0040.00417.11
8.0.150.0040.00417.09
8.0.140.0000.00717.17
8.0.130.0060.00013.50
8.0.120.0000.00717.14
8.0.110.0040.00417.08
8.0.100.0080.00017.28
8.0.90.0000.00817.10
8.0.80.0070.01117.20
8.0.70.0000.00817.21
8.0.60.0000.00717.09
8.0.50.0070.00017.22
8.0.30.0050.01317.25
8.0.20.0120.00817.40
8.0.10.0050.00317.33
8.0.00.0120.00616.95
7.4.330.0000.00615.55
7.4.320.0000.00616.57
7.4.300.0020.00516.75
7.4.290.0030.00316.71
7.4.280.0040.00416.63
7.4.270.0030.00316.64
7.4.260.0080.00316.76
7.4.250.0050.00316.52
7.4.240.0000.00716.66
7.4.230.0060.00316.84
7.4.220.0150.00416.70
7.4.210.0150.00016.64
7.4.200.0000.00716.66
7.4.160.0100.00616.56
7.4.150.0070.01717.40
7.4.140.0110.00817.86
7.4.130.0110.01116.68
7.4.120.0100.00816.74
7.4.110.0170.00016.58
7.4.100.0070.01416.70
7.4.90.0090.00916.62
7.4.80.0100.01319.39
7.4.70.0060.00916.88
7.4.60.0060.00916.82
7.4.50.0060.00916.56
7.4.40.0160.00016.81
7.4.30.0080.00816.71
7.4.10.0120.00415.38
7.4.00.0050.01315.20
7.3.330.0000.00513.38
7.3.320.0000.00513.29
7.3.310.0000.00716.33
7.3.300.0000.00716.43
7.3.290.0060.01016.49
7.3.280.0090.00916.50
7.3.270.0060.01617.40
7.3.260.0090.01016.77
7.3.250.0090.01216.63
7.3.240.0090.00916.69
7.3.230.0060.01516.75
7.3.210.0110.00616.63
7.3.200.0090.00616.54
7.3.190.0030.01316.87
7.3.180.0070.01016.57
7.3.170.0130.00316.73
7.3.160.0060.01616.54
7.3.130.0060.01015.17
7.3.120.0090.00915.07
7.3.110.0090.00914.75
7.3.100.0030.01315.20
7.3.90.0040.01515.15
7.3.80.0060.00615.13
7.3.70.0120.00615.14
7.3.60.0000.01015.01
7.3.50.0060.00914.74
7.3.40.0060.00915.05
7.3.30.0070.00715.05
7.3.20.0030.01216.55
7.3.10.0100.00716.87
7.3.00.0060.00316.77
7.2.330.0170.00616.99
7.2.320.0030.01416.83
7.2.310.0070.01117.02
7.2.300.0200.00316.93
7.2.290.0080.00916.68
7.2.260.0030.01515.22
7.2.250.0000.01615.17
7.2.240.0090.00615.55
7.2.230.0090.00915.39
7.2.220.0040.01415.15
7.2.210.0060.00315.43
7.2.200.0100.00615.09
7.2.190.0060.00915.37
7.2.180.0030.01215.15
7.2.170.0000.01415.36
7.2.160.0000.01215.39
7.2.150.0070.01416.95
7.2.140.0070.01317.11
7.2.130.0070.00417.17
7.2.120.0090.00617.33
7.2.110.0000.00917.07
7.2.100.0060.00317.30
7.2.90.0040.01116.80
7.2.80.0030.01217.10
7.2.70.0080.00416.97
7.2.60.0030.01016.93
7.2.50.0040.01216.94
7.2.40.0090.00616.90
7.2.30.0060.00617.11
7.2.20.0090.00616.94
7.2.10.0040.01117.09
7.2.00.0080.00918.25
7.1.330.0060.00615.92
7.1.320.0000.01816.09
7.1.310.0030.01015.80
7.1.300.0030.00915.87
7.1.290.0070.00715.61
7.1.280.0030.00615.96
7.1.270.0030.01316.12
7.1.260.0060.01215.88
7.1.250.0000.00816.10
7.1.240.0000.01516.14
7.1.230.0070.00716.02
7.1.220.0030.00616.00
7.1.210.0000.01416.07
7.1.200.0030.01115.88
7.1.190.0070.00415.98
7.1.180.0100.00315.75
7.1.170.0040.00816.01
7.1.160.0030.00615.97
7.1.150.0070.01015.98
7.1.140.0030.01016.04
7.1.130.0110.00616.03
7.1.120.0070.00715.95
7.1.110.0000.01615.71
7.1.100.0080.01017.26
7.1.90.0070.00715.95
7.1.80.0090.00615.52
7.1.70.0040.01216.51
7.1.60.0150.01025.70
7.1.50.0170.00625.31
7.1.40.0200.00625.22
7.1.30.0080.01725.38
7.1.20.0100.01525.29
7.1.10.0110.00516.29
7.1.00.0020.01316.36
7.0.330.0120.00315.52
7.0.320.0070.00715.74
7.0.310.0070.00415.59
7.0.300.0070.00715.39
7.0.290.0030.00715.38
7.0.280.0130.00315.74
7.0.270.0070.01015.45
7.0.260.0040.00815.32
7.0.250.0030.01015.53
7.0.240.0000.01515.78
7.0.230.0100.00015.60
7.0.220.0090.00615.71
7.0.210.0080.00815.67
7.0.200.0050.00916.20
7.0.190.0050.01016.20
7.0.180.0100.00716.05
7.0.170.0070.00816.02
7.0.160.0040.00816.15
7.0.150.0020.01316.09
7.0.140.0050.01115.88
7.0.130.0060.00916.08
7.0.120.0050.01016.26
7.0.110.0060.00716.10
7.0.100.0030.01216.03
7.0.90.0040.01116.04
7.0.80.0090.00816.02
7.0.70.0070.00716.05
7.0.60.0050.01015.99
7.0.50.0090.00716.20
7.0.40.0070.01215.27
7.0.30.0050.01214.90
7.0.20.0110.00415.12
7.0.10.0050.01015.00
7.0.00.0040.01015.13
5.6.400.0100.00314.75
5.6.390.0030.01314.55
5.6.380.0030.00914.45
5.6.370.0030.01114.51
5.6.360.0100.00414.66
5.6.350.0040.00814.63
5.6.340.0000.01414.76
5.6.330.0030.00614.57
5.6.320.0000.01314.57
5.6.310.0130.00014.84
5.6.300.0040.01214.74
5.6.290.0070.00714.69
5.6.280.0070.00714.66
5.6.270.0000.01214.87
5.6.260.0020.01214.37
5.6.250.0110.00414.74
5.6.240.0040.00814.66
5.6.230.0060.00614.38
5.6.220.0060.00614.54
5.6.210.0140.00014.55
5.6.200.0040.01114.55
5.6.190.0030.00914.88
5.6.180.0000.00914.80
5.6.170.0080.00414.51
5.6.160.0030.01014.54
5.6.150.0070.00714.70
5.6.140.0040.00814.59
5.6.130.0000.01314.64
5.6.120.0000.01514.72
5.6.110.0070.00714.70
5.6.100.0060.00914.64
5.6.90.0060.00614.54
5.6.80.0060.00314.49
5.6.70.0030.00914.29
5.6.60.0060.00614.61
5.6.50.0040.00714.30
5.6.40.0120.00614.47
5.6.30.0070.00714.71
5.6.20.0060.00614.47
5.6.10.0070.00714.35
5.6.00.0070.00414.52

preferences:
64.35 ms | 400 KiB | 5 Q