3v4l.org

run code in 300+ PHP versions simultaneously
<?php class User { public function __construct($user) { echo 'I am user ', $user; } public function __clone() { echo 'I am a cloned user'; } } $user1 = new User('John'); $user2 = $user1->__clone(); var_dump($user2);

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)
8.3.60.0070.00718.18
8.3.50.0170.00321.99
8.3.40.0080.00818.69
8.3.30.0080.00618.53
8.3.20.0030.00619.02
8.3.10.0050.00321.71
8.3.00.0040.00419.56
8.2.180.0070.01018.43
8.2.170.0070.00722.96
8.2.160.0100.00320.52
8.2.150.0080.00025.66
8.2.140.0000.00824.66
8.2.130.0050.00321.05
8.2.120.0070.00026.35
8.2.110.0080.00020.33
8.2.100.0040.00717.91
8.2.90.0000.00817.61
8.2.80.0000.00818.79
8.2.70.0000.00817.63
8.2.60.0040.00417.93
8.2.50.0080.00018.10
8.2.40.0000.00720.59
8.2.30.0040.00419.18
8.2.20.0000.00718.06
8.2.10.0080.00018.04
8.2.00.0040.00417.71
8.1.280.0110.00425.92
8.1.270.0040.00423.70
8.1.260.0080.00026.35
8.1.250.0050.00528.09
8.1.240.0060.00320.23
8.1.230.0070.00420.96
8.1.220.0040.00418.74
8.1.210.0040.00418.77
8.1.200.0040.00417.22
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0080.00018.59
8.1.160.0000.00718.87
8.1.150.0040.00420.13
8.1.140.0000.00719.44
8.1.130.0070.00018.97
8.1.120.0050.00217.30
8.1.110.0000.00917.28
8.1.100.0040.00417.32
8.1.90.0000.00717.30
8.1.80.0000.00717.41
8.1.70.0070.00017.27
8.1.60.0050.00317.46
8.1.50.0030.00517.53
8.1.40.0020.00517.39
8.1.30.0040.00417.64
8.1.20.0070.00017.48
8.1.10.0000.00717.44
8.1.00.0000.00717.39
8.0.300.0030.00619.94
8.0.290.0040.00416.75
8.0.280.0070.00018.36
8.0.270.0030.00517.31
8.0.260.0030.00317.17
8.0.250.0030.00316.87
8.0.240.0070.00016.88
8.0.230.0040.00416.75
8.0.220.0000.00816.86
8.0.210.0000.00716.79
8.0.200.0040.00416.75
8.0.190.0000.00716.78
8.0.180.0050.00316.87
8.0.170.0000.00716.83
8.0.160.0050.00216.79
8.0.150.0030.00316.70
8.0.140.0040.00416.77
8.0.130.0000.00613.26
8.0.120.0030.00516.83
8.0.110.0040.00416.83
8.0.100.0070.00016.82
8.0.90.0080.00016.81
8.0.80.0160.00016.85
8.0.70.0020.00516.77
8.0.60.0000.00816.63
8.0.50.0000.00816.71
8.0.30.0100.00816.95
8.0.20.0130.00817.40
8.0.10.0050.00316.95
8.0.00.0070.01016.64
7.4.330.0050.00015.55
7.4.320.0000.00716.57
7.4.300.0060.00016.58
7.4.290.0000.00716.42
7.4.280.0000.00816.55
7.4.270.0000.00916.57
7.4.260.0000.00916.44
7.4.250.0030.00316.60
7.4.240.0000.00916.43
7.4.230.0030.00316.59
7.4.220.0060.01216.41
7.4.210.0140.00716.40
7.4.200.0000.00716.60
7.4.160.0090.01016.49
7.4.150.0000.01817.40
7.4.140.0110.00717.86
7.4.130.0070.01016.61
7.4.120.0090.01016.58
7.4.110.0110.01116.37
7.4.100.0070.01016.52
7.4.90.0070.01516.44
7.4.80.0120.00619.39
7.4.70.0120.00916.49
7.4.60.0100.00716.50
7.4.50.0060.00616.46
7.4.40.0130.00316.50
7.4.30.0050.01116.45
7.4.00.0070.00714.88
7.3.330.0030.00313.24
7.3.320.0060.00013.27
7.3.310.0040.00416.11
7.3.300.0000.00716.23
7.3.290.0030.00316.29
7.3.280.0110.00816.24
7.3.270.0190.01617.40
7.3.260.0120.00716.35
7.3.250.0090.00916.41
7.3.240.0070.00916.40
7.3.230.0080.00816.39
7.3.210.0100.00716.27
7.3.200.0070.01016.43
7.3.190.0120.00316.22
7.3.180.0070.01016.39
7.3.170.0130.00316.29
7.3.160.0060.01316.25
7.3.10.0100.00716.62
7.3.00.0080.00416.57
7.2.330.0070.01016.80
7.2.320.0080.00816.81
7.2.310.0120.00816.52
7.2.300.0160.00916.62
7.2.290.0130.01016.73
7.2.130.0070.00316.78
7.2.120.0090.00616.93
7.2.110.0090.00616.64
7.2.100.0110.00716.90
7.2.90.0070.00716.72
7.2.80.0120.00016.91
7.2.70.0030.01316.89
7.2.60.0100.00516.78
7.2.50.0070.01116.86
7.2.40.0070.00716.75
7.2.30.0070.01016.65
7.2.20.0070.01016.46
7.2.10.0040.01216.83
7.2.00.0060.00817.97
7.1.250.0070.00415.78
7.1.200.0040.00715.85
7.1.100.0070.00318.23
7.1.70.0000.00717.34
7.1.60.0000.01517.24
7.1.50.0070.01716.99
7.1.00.0770.05020.64
7.0.200.0030.00716.89
7.0.140.0630.06320.28
7.0.130.0830.05320.38
7.0.120.0770.05320.18
7.0.110.0930.05720.18
7.0.100.0900.04720.31
7.0.90.0730.07020.25
7.0.80.0870.06720.36
7.0.70.0670.05720.30
7.0.60.0670.05320.32
7.0.50.0670.05720.23
7.0.40.1330.07320.34
7.0.30.0770.05020.36
7.0.20.1100.06020.28
7.0.10.0530.06320.21
7.0.00.0600.06320.21
5.6.290.0100.05320.91
5.6.280.0030.06020.79
5.6.270.0030.07020.94
5.6.260.0100.05720.96
5.6.250.0130.05320.96
5.6.240.0100.06320.93
5.6.230.0170.05720.73
5.6.220.0130.05021.11
5.6.210.0170.04720.94
5.6.200.0200.05021.08
5.6.190.0100.06021.08
5.6.180.0100.05720.93
5.6.170.0030.06021.06
5.6.160.0000.06721.06
5.6.150.0070.06021.09
5.6.140.0070.06020.82
5.6.130.0030.06021.06
5.6.120.0170.05721.03
5.6.110.0170.05020.86
5.6.100.0130.05320.98
5.6.90.0130.05020.86
5.6.80.0030.05720.43
5.6.70.0070.05320.37
5.6.60.0070.05720.26
5.6.50.0000.06320.43
5.6.40.0130.07020.21
5.6.30.0170.04720.27
5.6.20.0130.05020.40
5.6.10.0130.04720.21
5.6.00.0070.07020.41

preferences:
58.9 ms | 401 KiB | 5 Q