3v4l.org

run code in 300+ PHP versions simultaneously
<?php final class A { public function __construct(private int $id) { } } $a1 = new A(42); $a2 = new A(42); $a3 = new A(23); var_dump($a1 == $a2); var_dump($a2 == $a3); var_dump($a1 === $a2); var_dump($a2 === $a3);

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)
8.3.60.0040.01118.40
8.3.50.0100.00318.10
8.3.40.0040.01418.71
8.3.30.0070.00718.54
8.3.20.0000.00724.18
8.3.10.0080.00024.66
8.3.00.0050.00226.16
8.2.180.0030.01425.92
8.2.170.0140.00719.14
8.2.160.0100.00322.96
8.2.150.0040.00425.66
8.2.140.0020.00524.66
8.2.130.0040.00426.16
8.2.120.0080.00026.16
8.2.110.0030.00621.05
8.2.100.0080.00417.78
8.2.90.0040.00419.07
8.2.80.0080.00017.97
8.2.70.0040.00417.63
8.2.60.0050.00517.68
8.2.50.0050.00318.05
8.2.40.0030.00619.90
8.2.30.0050.00218.13
8.2.20.0000.00818.16
8.2.10.0000.00719.32
8.2.00.0040.00419.14
8.1.280.0180.00325.92
8.1.270.0040.00423.99
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00323.92
8.1.230.0000.01117.70
8.1.220.0030.00517.74
8.1.210.0050.00318.77
8.1.200.0040.00417.48
8.1.190.0040.00417.23
8.1.180.0060.00318.10
8.1.170.0040.00418.41
8.1.160.0000.01218.69
8.1.150.0000.00718.94
8.1.140.0050.00220.63
8.1.130.0050.00317.42
8.1.120.0000.00817.34
8.1.110.0070.00017.39
8.1.100.0040.00417.43
8.1.90.0030.00417.45
8.1.80.0030.00717.48
8.1.70.0040.00717.49
8.1.60.0030.00517.59
8.1.50.0050.00417.54
8.1.40.0040.00417.42
8.1.30.0020.00517.60
8.1.20.0000.00717.54
8.1.10.0050.00317.54
8.1.00.0000.00817.49
8.0.300.0040.00418.78
8.0.290.0070.00016.75
8.0.280.0000.00818.62
8.0.270.0030.00618.04
8.0.260.0060.00016.75
8.0.250.0000.00716.92
8.0.240.0030.00316.83
8.0.230.0000.00716.91
8.0.220.0080.00016.78
8.0.210.0040.00416.82
8.0.200.0070.00016.95
8.0.190.0050.00216.91
8.0.180.0070.00016.93
8.0.170.0030.00516.79
8.0.160.0040.00416.86
8.0.150.0030.00316.73
8.0.140.0000.00716.74
8.0.130.0030.00313.27
8.0.120.0050.00316.90
8.0.110.0000.00816.78
8.0.100.0040.00416.68
8.0.90.0040.00416.89
8.0.80.0110.00816.83
8.0.70.0070.00016.93
8.0.60.0000.00816.76
8.0.50.0040.00416.77
8.0.30.0220.00816.73
8.0.20.0190.01016.79
8.0.10.0270.00516.85
8.0.00.0190.01316.87
7.4.330.0060.00015.55
7.4.320.0000.00616.27
7.4.300.0050.00516.39
7.4.290.0080.00016.39
7.4.280.0080.00016.33
7.4.270.0070.00316.41
7.4.260.0030.00313.26
7.4.250.0000.00716.26
7.4.240.0020.00616.40
7.4.230.0000.00816.25
7.4.220.0070.00016.25
7.4.210.0040.00916.43
7.4.200.0000.00716.19
7.4.160.0200.00916.23
7.4.150.0230.00916.36
7.4.140.0230.00616.30
7.4.130.0240.00816.16
7.4.120.0230.01616.29
7.4.110.0230.00516.08
7.4.100.0140.01416.27
7.4.90.0180.00616.11
7.4.80.0180.00715.99
7.4.70.0270.00016.16
7.4.60.0210.00716.12
7.4.50.0210.00916.14
7.4.40.0170.00916.22
7.4.30.0250.00616.21
7.4.20.0200.00916.01
7.4.10.0220.00916.14
7.4.00.0230.01216.13
7.3.330.0040.00416.13
7.3.320.0000.00613.14
7.3.310.0040.00416.23
7.3.300.0040.00416.12
7.3.290.0100.00616.23
7.3.280.0260.00616.00
7.3.270.0220.00816.15
7.3.260.0170.01015.99
7.3.250.0220.00916.06
7.3.240.0310.00315.98
7.3.230.0130.01316.06
7.3.220.0180.01116.03
7.3.210.0240.00615.95
7.3.200.0240.00516.11
7.3.190.0180.00916.06
7.3.180.0100.02016.04
7.3.170.0200.00716.06
7.3.160.0220.01316.04
7.3.150.0160.01315.97
7.3.140.0300.00615.97
7.3.130.0130.01816.07
7.3.120.0260.00015.99
7.3.110.0280.00415.89
7.3.100.0260.01016.00
7.3.90.0200.01116.38
7.3.80.0240.00915.99
7.3.70.0190.00916.10
7.3.60.0210.01016.11
7.3.50.0160.01316.07
7.3.40.0190.01116.09
7.3.30.0220.00516.06
7.3.20.0290.00416.18
7.3.10.0260.00816.09
7.3.00.0220.00716.07

preferences:
39.82 ms | 401 KiB | 5 Q