3v4l.org

run code in 300+ PHP versions simultaneously
<?php class B { public $var; public function __construct($var) { $this->var = $var; } } class A { public $var; public function __construct(B $var) { $this->var = $var; } } $b = new B('test'); $a = new A($b); $b->var = 'test2'; echo $b; echo $a;

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)
8.3.60.0150.00418.55
8.3.50.0040.01118.30
8.3.40.0140.00418.76
8.3.30.0080.00618.79
8.3.20.0080.00020.21
8.3.10.0040.00420.61
8.3.00.0050.00321.73
8.2.180.0070.00716.88
8.2.170.0120.00322.96
8.2.160.0070.00722.26
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0030.00621.13
8.2.120.0070.00026.35
8.2.110.0060.00322.26
8.2.100.0080.00317.93
8.2.90.0040.00419.05
8.2.80.0040.00417.97
8.2.70.0060.00317.38
8.2.60.0080.00017.92
8.2.50.0040.00418.09
8.2.40.0090.00020.53
8.2.30.0030.00519.30
8.2.20.0040.00417.79
8.2.10.0000.00718.04
8.2.00.0000.00818.08
8.1.280.0100.01025.92
8.1.270.0050.00322.20
8.1.260.0000.00728.09
8.1.250.0080.00028.09
8.1.240.0170.00323.88
8.1.230.0040.00817.68
8.1.220.0080.00017.79
8.1.210.0040.00418.77
8.1.200.0040.00417.25
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0050.00318.59
8.1.160.0000.00720.71
8.1.150.0000.00718.83
8.1.140.0040.00419.43
8.1.130.0030.00317.60
8.1.120.0000.00717.26
8.1.110.0080.00017.39
8.1.100.0000.00717.41
8.1.90.0050.00317.39
8.1.80.0000.00817.40
8.1.70.0020.00517.36
8.1.60.0050.00217.59
8.1.50.0050.00317.52
8.1.40.0050.00317.40
8.1.30.0030.00517.52
8.1.20.0050.00217.46
8.1.10.0020.00517.56
8.1.00.0000.01017.51
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0000.00718.35
8.0.270.0030.00317.36
8.0.260.0000.00817.23
8.0.250.0000.00716.93
8.0.240.0050.00316.94
8.0.230.0000.00816.93
8.0.220.0080.00016.75
8.0.210.0000.00716.78
8.0.200.0040.00416.97
8.0.190.0050.00216.85
8.0.180.0000.00716.93
8.0.170.0040.00416.95
8.0.160.0040.00416.93
8.0.150.0050.00316.88
8.0.140.0040.00416.75
8.0.130.0050.00013.27
8.0.120.0000.00816.89
8.0.110.0000.00716.89
8.0.100.0040.00416.80
8.0.90.0050.00216.72
8.0.80.0000.01716.82
8.0.70.0040.00416.90
8.0.60.0000.00716.69
8.0.50.0080.00016.76
8.0.30.0070.01017.15
8.0.20.0100.01017.40
8.0.10.0000.00717.05
8.0.00.0080.01016.90
7.4.330.0000.00516.84
7.4.320.0070.00016.43
7.4.300.0030.00316.58
7.4.290.0070.00316.48
7.4.280.0000.00716.63
7.4.270.0030.00316.61
7.4.260.0070.00016.59
7.4.250.0050.00316.61
7.4.240.0000.00716.59
7.4.230.0070.00016.66
7.4.220.0110.01116.66
7.4.210.0080.00816.46
7.4.200.0030.00516.50
7.4.160.0120.00316.49
7.4.150.0040.01517.40
7.4.140.0110.00917.86
7.4.130.0110.00716.49
7.4.120.0060.01216.56
7.4.110.0060.01016.50
7.4.100.0070.01016.44
7.4.90.0110.00616.56
7.4.80.0110.00719.39
7.4.70.0160.00016.48
7.4.60.0130.00716.54
7.4.50.0030.01016.51
7.4.40.0080.00816.30
7.4.30.0130.00316.50
7.4.00.0000.01214.87
7.3.330.0000.00513.32
7.3.320.0020.00213.28
7.3.310.0000.00716.39
7.3.300.0030.00316.32
7.3.290.0050.01216.33
7.3.280.0070.01016.35
7.3.270.0130.00317.40
7.3.260.0070.01016.63
7.3.250.0090.00816.51
7.3.240.0060.01116.43
7.3.230.0100.00716.56
7.3.210.0050.01316.68
7.3.200.0100.00716.33
7.3.190.0120.01016.46
7.3.180.0030.01316.38
7.3.170.0120.00416.42
7.3.160.0110.00716.62
7.3.10.0050.00716.52
7.3.00.0120.00516.54
7.2.330.0100.00716.71
7.2.320.0110.01116.77
7.2.310.0060.01016.50
7.2.300.0130.00316.65
7.2.290.0130.00316.55
7.2.130.0120.00116.91
7.2.120.0020.01016.64
7.2.110.0060.00616.63
7.2.100.0040.00916.77
7.2.90.0070.00916.87
7.2.80.0030.00816.61
7.2.70.0030.01016.75
7.2.60.0020.01016.81
7.2.50.0000.01216.62
7.2.40.0050.00816.60
7.2.30.0080.00716.88
7.2.20.0060.00816.73
7.2.10.0100.00516.64
7.2.00.0130.00917.55
7.1.250.0050.00815.77
7.1.200.0090.00315.88
7.1.100.0080.00817.74
7.1.70.0000.01316.92
7.1.60.0070.01819.19
7.1.50.0070.01017.00
7.1.00.0030.07722.54
7.0.200.0320.00614.68
7.0.60.0100.08321.71
7.0.50.0100.04717.85
7.0.40.0030.09320.24
7.0.30.0130.05020.09
7.0.20.0370.06720.19
7.0.10.0070.04020.15
7.0.00.0100.08320.07
5.6.280.0030.04021.13
5.6.210.0030.08720.76
5.6.200.0030.07318.16
5.6.190.0070.05020.52
5.6.180.0300.07720.68
5.6.170.0330.07320.46
5.6.160.0070.08720.46
5.6.150.0030.04718.28
5.6.140.0100.03318.16
5.6.130.0030.08018.18
5.6.120.0070.06021.13
5.6.110.0070.04721.01
5.6.100.0000.06721.02
5.6.90.0130.05320.93
5.6.80.0070.04320.39
5.5.350.0270.06020.42
5.5.340.0130.07318.07
5.5.330.0070.05020.31
5.5.320.0200.05720.42
5.5.310.0370.08020.28
5.5.300.0130.05318.08
5.5.290.0100.04317.99
5.5.280.0070.04020.90
5.5.270.0070.06320.80
5.5.260.0070.07020.98
5.5.250.0130.07320.68
5.5.240.0100.02720.04

preferences:
50.28 ms | 400 KiB | 5 Q