3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { var $dateTime; var $string; public function __construct() { $this->dateTime = new \DateTime(); $this->string = 'foo'; } } $obj1 = new Foo(); $obj2 = clone $obj1; $obj1->string = 'foo bar'; $obj1->dateTime->add(new \DateInterval('P1Y')); var_dump($obj1->dateTime->format('Y-m-d')); var_dump($obj1->string); var_dump($obj2->dateTime->format('Y-m-d')); var_dump($obj2->string);

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)
8.3.70.0100.00316.50
8.3.60.0040.01816.75
8.3.50.0090.00917.41
8.3.40.0090.00618.75
8.3.30.0110.00418.82
8.3.20.0030.00520.33
8.3.10.0080.00021.66
8.3.00.0070.00020.77
8.2.180.0040.01418.41
8.2.170.0030.01022.96
8.2.160.0070.01122.12
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0040.00421.95
8.2.120.0080.00026.35
8.2.110.0030.00620.28
8.2.100.0040.00817.78
8.2.90.0000.00919.09
8.2.80.0040.00417.97
8.2.70.0060.00317.75
8.2.60.0090.00017.80
8.2.50.0060.00318.10
8.2.40.0040.00422.37
8.2.30.0000.00720.91
8.2.20.0040.00418.09
8.2.10.0040.00418.07
8.2.00.0040.00418.00
8.1.280.0070.00725.92
8.1.270.0030.00523.98
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00322.67
8.1.230.0120.00019.16
8.1.220.0030.00517.74
8.1.210.0080.00018.77
8.1.200.0030.00617.50
8.1.190.0030.00617.48
8.1.180.0050.00518.10
8.1.170.0060.00318.69
8.1.160.0000.00719.14
8.1.150.0000.00720.72
8.1.140.0050.00219.60
8.1.130.0030.00318.91
8.1.120.0030.00317.62
8.1.110.0040.00417.62
8.1.100.0030.00617.50
8.1.90.0040.00417.50
8.1.80.0000.00717.50
8.1.70.0000.00717.61
8.1.60.0000.00917.73
8.1.50.0030.00517.67
8.1.40.0090.00017.65
8.1.30.0000.00717.77
8.1.20.0040.00417.86
8.1.10.0000.00917.70
8.1.00.0000.00717.73
8.0.300.0040.00418.77
8.0.290.0050.00316.88
8.0.280.0030.00318.46
8.0.270.0000.00717.29
8.0.260.0030.00316.89
8.0.250.0030.00317.00
8.0.240.0040.00417.04
8.0.230.0070.00017.00
8.0.220.0000.00817.11
8.0.210.0030.00317.09
8.0.200.0060.00017.00
8.0.190.0030.00617.15
8.0.180.0000.00817.06
8.0.170.0030.00317.12
8.0.160.0070.00017.01
8.0.150.0000.00716.96
8.0.140.0030.00516.87
8.0.130.0030.00613.41
8.0.120.0050.00216.91
8.0.110.0030.00616.95
8.0.100.0040.00416.85
8.0.90.0040.00416.94
8.0.80.0090.01017.06
8.0.70.0000.00816.84
8.0.60.0030.00416.85
8.0.50.0000.00817.05
8.0.30.0070.01117.22
8.0.20.0120.00717.40
8.0.10.0040.00417.03
8.0.00.0140.00516.82
7.4.330.0060.00015.55
7.4.320.0070.00016.61
7.4.300.0030.00316.70
7.4.290.0030.00316.64
7.4.280.0040.00416.58
7.4.270.0070.00016.66
7.4.260.0020.00613.36
7.4.250.0040.00416.62
7.4.240.0000.00716.68
7.4.230.0000.00716.70
7.4.220.0070.01316.85
7.4.210.0020.01216.66
7.4.200.0000.00716.87
7.4.160.0050.01116.66
7.4.150.0090.00917.40
7.4.140.0120.00817.86
7.4.130.0090.00916.51
7.4.120.0090.01116.59
7.4.110.0070.01016.54
7.4.100.0130.01016.77
7.4.90.0090.00916.54
7.4.80.0040.01519.39
7.4.70.0180.00416.56
7.4.60.0100.00716.69
7.4.50.0090.00516.60
7.4.40.0000.01716.65
7.4.30.0100.01016.73
7.4.00.0070.01015.16
7.3.330.0030.00313.40
7.3.320.0000.00613.40
7.3.310.0000.00716.31
7.3.300.0050.00516.41
7.3.290.0000.00716.34
7.3.280.0090.00816.44
7.3.270.0130.00617.40
7.3.260.0090.00916.58
7.3.250.0110.01216.47
7.3.240.0070.01016.66
7.3.230.0100.00716.66
7.3.210.0100.01316.63
7.3.200.0120.00416.63
7.3.190.0070.01116.66
7.3.180.0030.01716.45
7.3.170.0100.00616.64
7.3.160.0110.01416.60
7.3.120.0070.01015.07
7.3.110.0100.00315.07
7.3.100.0090.00614.95
7.3.90.0060.00615.07
7.3.80.0070.00415.04
7.3.70.0070.00715.03
7.3.60.0070.00414.84
7.3.50.0040.01214.68
7.3.40.0030.01315.05
7.3.30.0070.00714.84
7.3.20.0070.00716.81
7.3.10.0090.00616.79
7.3.00.0100.00316.62
7.2.330.0090.01316.87
7.2.320.0110.00716.95
7.2.310.0110.00716.42
7.2.300.0030.01316.61
7.2.290.0060.01216.88
7.2.240.0070.01015.09
7.2.230.0080.00314.97
7.2.220.0040.01514.76
7.2.210.0100.00715.21
7.2.200.0080.00314.98
7.2.190.0040.01515.22
7.2.180.0120.00615.28
7.2.170.0030.01215.19
7.2.160.0070.01015.06
7.2.150.0060.00616.88
7.2.140.0110.00717.05
7.2.130.0040.01116.98
7.2.120.0090.00617.16
7.2.110.0060.01217.10
7.2.100.0030.01017.06
7.2.90.0110.00617.05
7.2.80.0040.01117.00
7.2.70.0110.00416.78
7.2.60.0050.00816.95
7.2.50.0040.00717.10
7.2.40.0120.00017.13
7.2.30.0030.01316.88
7.2.20.0090.00616.89
7.2.10.0040.01217.18
7.2.00.0020.01518.41
7.1.330.0040.01115.98
7.1.320.0110.00315.89
7.1.310.0040.00815.74
7.1.300.0110.00416.01
7.1.290.0030.01415.93
7.1.280.0070.00815.80
7.1.270.0060.00915.80
7.1.260.0030.01215.86
7.1.250.0000.01415.79
7.1.200.0050.00515.89
7.1.100.0070.00718.07
7.1.70.0090.00017.16
7.1.60.0470.01333.54
7.1.50.0570.01333.12
7.1.40.0530.00732.79
7.1.30.0530.01032.72
7.1.20.0500.01032.93
7.1.10.0400.01014.67
7.1.00.0330.01314.82
7.0.200.0400.00715.11
7.0.190.0430.01015.23
7.0.180.1200.01314.68
7.0.170.0400.01014.68
7.0.160.0470.00714.43
7.0.150.0500.00714.55
7.0.140.0370.00714.75
7.0.130.0370.00714.55
7.0.120.0330.01014.86
7.0.110.0330.01314.58
7.0.100.0370.01014.69
7.0.90.0400.00714.87
7.0.80.0430.00314.72
7.0.70.0530.01714.59
7.0.60.0370.00714.52
7.0.50.0330.01014.59
7.0.40.0370.01014.84
7.0.30.0400.00714.96
7.0.20.0300.01314.74
7.0.10.0400.00714.62
7.0.00.0370.00714.87

preferences:
41.15 ms | 401 KiB | 5 Q