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'; } public function __clone() { $this->dateTime = clone $this->dateTime; } } $obj1 = new Foo(); $obj2 = clone $obj1; $obj1->string = 'foo bar'; $obj1->dateTime->m(new \DateInterval('P1Y')); var_dump($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)
8.3.60.0120.00916.75
8.3.50.0130.00316.34
8.3.40.0160.00019.00
8.3.30.0040.01218.84
8.3.20.0080.00020.16
8.3.10.0080.00021.70
8.3.00.0040.00421.01
8.2.180.0140.00718.79
8.2.170.0080.00822.96
8.2.160.0070.00722.13
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0000.00722.21
8.2.120.0080.00026.35
8.2.110.0030.00720.27
8.2.100.0040.00817.84
8.2.90.0040.00419.17
8.2.80.0040.00417.97
8.2.70.0030.00517.75
8.2.60.0040.00417.93
8.2.50.0060.00318.10
8.2.40.0000.00822.27
8.2.30.0030.00621.15
8.2.20.0040.00417.98
8.2.10.0040.00418.03
8.2.00.0000.00817.95
8.1.280.0160.00025.92
8.1.270.0000.00723.88
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00020.84
8.1.230.0090.00319.09
8.1.220.0080.00017.74
8.1.210.0000.00918.77
8.1.200.0090.00017.47
8.1.190.0060.00317.48
8.1.180.0080.00018.10
8.1.170.0100.00018.59
8.1.160.0000.00719.11
8.1.150.0050.00320.73
8.1.140.0040.00419.65
8.1.130.0030.00318.83
8.1.120.0040.00417.60
8.1.110.0030.00517.50
8.1.100.0000.00817.50
8.1.90.0040.00417.66
8.1.80.0050.00217.49
8.1.70.0050.00317.63
8.1.60.0030.00617.78
8.1.50.0050.00517.56
8.1.40.0080.00017.59
8.1.30.0040.00417.72
8.1.20.0000.00717.80
8.1.10.0040.00417.75
8.1.00.0050.00317.73
8.0.300.0070.00018.77
8.0.290.0000.00816.88
8.0.280.0070.00018.50
8.0.270.0030.00317.34
8.0.260.0030.00317.04
8.0.250.0000.00717.20
8.0.240.0050.00217.01
8.0.230.0000.00717.16
8.0.220.0000.00717.03
8.0.210.0030.00417.12
8.0.200.0030.00317.18
8.0.190.0050.00517.05
8.0.180.0000.00717.14
8.0.170.0000.00717.04
8.0.160.0070.00017.10
8.0.150.0040.00417.04
8.0.140.0050.00216.97
8.0.130.0030.00413.41
8.0.120.0030.00717.09
8.0.110.0030.00317.01
8.0.100.0000.00717.09
8.0.90.0000.00816.89
8.0.80.0060.01217.14
8.0.70.0040.00417.07
8.0.60.0000.00717.13
8.0.50.0040.00417.22
8.0.30.0120.00817.18
8.0.20.0120.00717.40
8.0.10.0000.00817.09
8.0.00.0110.00617.25
7.4.330.0050.00015.55
7.4.320.0060.00016.65
7.4.300.0030.00316.64
7.4.290.0000.00816.75
7.4.280.0040.00416.67
7.4.270.0030.00316.74
7.4.260.0080.00016.64
7.4.250.0000.00716.71
7.4.240.0000.00816.81
7.4.230.0070.00016.79
7.4.220.0040.01416.78
7.4.210.0020.01216.83
7.4.200.0070.00016.86
7.4.160.0070.01016.64
7.4.150.0180.00017.40
7.4.140.0130.00517.86
7.4.130.0120.00816.70
7.4.120.0090.01116.61
7.4.110.0110.00716.78
7.4.100.0100.01216.77
7.4.90.0140.00416.79
7.4.80.0130.00519.39
7.4.70.0100.00716.61
7.4.60.0030.01416.70
7.4.50.0000.01716.61
7.4.40.0140.00316.51
7.4.30.0180.00016.61
7.4.10.0070.01116.69
7.4.00.0050.01315.94
7.3.330.0030.00313.34
7.3.320.0060.00013.43
7.3.310.0040.00416.41
7.3.300.0070.00016.38
7.3.290.0030.00316.42
7.3.280.0100.00716.49
7.3.270.0100.01417.40
7.3.260.0090.00916.78
7.3.250.0100.00916.63
7.3.240.0160.00216.76
7.3.230.0090.00916.72
7.3.210.0070.01016.66
7.3.200.0090.01316.40
7.3.190.0030.01316.51
7.3.180.0060.00916.72
7.3.170.0070.01016.71
7.3.160.0060.01216.70
7.3.130.0100.01016.58
7.3.120.0110.00716.60
7.3.110.0080.00616.55
7.3.100.0030.01616.54
7.3.90.0100.00716.68
7.3.80.0040.01116.51
7.3.70.0060.00916.50
7.3.60.0070.00716.48
7.3.50.0070.00716.75
7.3.40.0030.01316.60
7.3.30.0030.01016.57
7.3.20.0180.00018.54
7.3.10.0120.00417.47
7.3.00.0030.01017.63
7.2.330.0090.00916.64
7.2.320.0170.00016.63
7.2.310.0110.00616.58
7.2.300.0120.00916.65
7.2.290.0070.01116.81
7.2.260.0060.00916.92
7.2.250.0170.00316.93
7.2.240.0090.00616.84
7.2.230.0030.01216.44
7.2.220.0030.01316.23
7.2.210.0040.00716.57
7.2.200.0040.00716.77
7.2.190.0000.01316.54
7.2.180.0080.00616.64
7.2.170.0030.00916.71
7.2.160.0030.01416.70
7.2.150.0100.01018.63
7.2.140.0030.00718.63
7.2.130.0070.01017.70
7.2.120.0110.00317.81
7.2.110.0040.01217.59
7.2.100.0020.01117.89
7.2.90.0050.00617.82
7.2.80.0040.01017.45
7.2.70.0050.00917.85
7.2.60.0080.00717.62
7.2.50.0050.00917.79
7.2.40.0080.00717.73
7.2.30.0050.00717.85
7.2.20.0090.00617.51
7.2.10.0030.01217.69
7.2.00.0070.00918.41
7.1.330.0060.01017.64
7.1.320.0110.00717.57
7.1.310.0080.00817.65
7.1.300.0000.01117.39
7.1.290.0040.00817.53
7.1.280.0030.01017.46
7.1.270.0080.00417.27
7.1.260.0040.00817.52
7.1.250.0070.00816.69
7.1.240.0040.01217.38
7.1.230.0040.01217.44
7.1.220.0100.00717.43
7.1.210.0080.00417.45
7.1.200.0070.00516.75
7.1.190.0000.01517.46
7.1.180.0070.00717.64
7.1.170.0100.00317.50
7.1.160.0080.00817.57
7.1.150.0060.00917.28
7.1.140.0100.00717.39
7.1.130.0030.01317.38
7.1.120.0030.01017.34
7.1.110.0030.01017.45
7.1.100.0030.01217.95
7.1.90.0140.00417.46
7.1.80.0090.00617.64
7.1.70.0050.00717.28
7.1.60.0250.00825.46
7.1.50.0320.01425.33
7.1.40.0250.01225.27
7.1.30.0420.00925.14
7.1.20.0350.00825.12
7.1.10.0230.00616.16
7.1.00.0230.00716.15
7.0.330.0040.01117.13
7.0.320.0030.00717.19
7.0.310.0060.00917.29
7.0.300.0100.00617.18
7.0.290.0070.00317.02
7.0.280.0070.01017.18
7.0.270.0100.00717.19
7.0.260.0070.00716.97
7.0.250.0110.00017.20
7.0.240.0120.00417.17
7.0.230.0060.01017.43
7.0.220.0040.00817.41
7.0.210.0070.01017.19
7.0.200.0200.01016.16
7.0.190.0230.00816.12
7.0.180.0230.01015.80
7.0.170.0300.00916.06
7.0.160.0230.00615.97
7.0.150.0270.00116.05
7.0.140.0190.01016.05
7.0.130.0150.01116.11
7.0.120.0170.01016.03
7.0.110.0150.01215.95
7.0.100.0270.01015.99
7.0.90.0150.01015.80
7.0.80.0210.00715.83
7.0.70.0150.01115.94
7.0.60.0200.00715.82
7.0.50.0150.01115.91
7.0.40.0150.01015.01
7.0.30.0230.00514.98
7.0.20.0150.01014.93
7.0.10.0300.01015.11
7.0.00.0270.00615.10
5.6.400.0130.00316.08
5.6.390.0060.00915.89
5.6.380.0060.00915.85
5.6.370.0040.01116.34
5.6.360.0040.01116.11
5.6.350.0060.00616.05
5.6.340.0100.00716.36
5.6.330.0150.00316.10
5.6.320.0040.01116.37
5.6.310.0030.01216.06
5.6.300.0030.00616.04
5.6.290.0030.00716.34
5.6.280.0100.00616.12
5.6.270.0040.01116.15
5.6.260.0060.00616.22
5.6.250.0060.00316.07
5.6.240.0070.01016.34
5.6.230.0040.01116.00
5.6.220.0070.00316.18
5.6.210.0070.00716.14
5.6.200.0060.00315.96
5.6.190.0040.01116.30
5.6.180.0030.01316.03
5.6.170.0060.00616.04
5.6.160.0000.01516.10
5.6.150.0060.00615.89
5.6.140.0100.00916.00
5.6.130.0040.01116.01
5.6.120.0080.00816.23
5.6.110.0030.01416.05
5.6.100.0090.00316.20
5.6.90.0040.01115.96
5.6.80.0030.01016.07
5.6.70.0030.00716.16
5.6.60.0030.00616.14
5.6.50.0060.00815.95
5.6.40.0070.00416.19
5.6.30.0030.01015.90
5.6.20.0040.01115.94
5.6.10.0070.00716.04
5.6.00.0000.00916.00

preferences:
33.33 ms | 400 KiB | 5 Q