3v4l.org

run code in 300+ PHP versions simultaneously
<?php class foo { public $i = 0; public function _construct(){ ++$this->i; } } $f = new foo(); $x = new $f; echo $f instanceof foo; echo $f->i; echo $x instanceof foo; echo $x->i;

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)
8.3.60.0070.00718.14
8.3.50.0080.01116.35
8.3.40.0070.00718.75
8.3.30.0000.01418.59
8.3.20.0040.00420.00
8.3.10.0030.00523.69
8.3.00.0050.00319.79
8.2.180.0110.00418.41
8.2.170.0090.00622.96
8.2.160.0100.00719.09
8.2.150.0000.00824.18
8.2.140.0090.00624.66
8.2.130.0040.00419.21
8.2.120.0000.00726.35
8.2.110.0100.00021.11
8.2.100.0080.00419.57
8.2.90.0000.00919.23
8.2.80.0080.00018.03
8.2.70.0030.00817.13
8.2.60.0040.00417.80
8.2.50.0080.00018.10
8.2.40.0040.00420.66
8.2.30.0040.00420.89
8.2.20.0040.00417.95
8.2.10.0040.00418.00
8.2.00.0000.00718.05
8.1.280.0150.00325.92
8.1.270.0040.00422.05
8.1.260.0050.00226.35
8.1.250.0070.00028.09
8.1.240.0060.00321.29
8.1.230.0070.00319.05
8.1.220.0090.00017.74
8.1.210.0040.00418.77
8.1.200.0080.00017.23
8.1.190.0030.00617.35
8.1.180.0040.00418.10
8.1.170.0040.00418.90
8.1.160.0030.00618.93
8.1.150.0040.00420.62
8.1.140.0040.00419.62
8.1.130.0030.00318.74
8.1.120.0000.00717.27
8.1.110.0030.00517.26
8.1.100.0030.00517.41
8.1.90.0030.00617.42
8.1.80.0000.00817.30
8.1.70.0000.00717.39
8.1.60.0030.00517.49
8.1.50.0000.00817.45
8.1.40.0030.00617.44
8.1.30.0080.00017.64
8.1.20.0040.00417.58
8.1.10.0040.00417.62
8.1.00.0040.00417.51
8.0.300.0000.00720.12
8.0.290.0040.00416.63
8.0.280.0030.00318.44
8.0.270.0040.00417.18
8.0.260.0030.00318.61
8.0.250.0030.00316.90
8.0.240.0070.00016.85
8.0.230.0000.01016.77
8.0.220.0000.00716.84
8.0.210.0000.00716.83
8.0.200.0030.00316.76
8.0.190.0000.00916.94
8.0.180.0030.00316.75
8.0.170.0040.00416.75
8.0.160.0040.00416.83
8.0.150.0030.00316.68
8.0.140.0070.00016.71
8.0.130.0000.00513.35
8.0.120.0000.00716.79
8.0.110.0000.00716.77
8.0.100.0040.00416.70
8.0.90.0030.00516.81
8.0.80.0190.00416.83
8.0.70.0040.00416.66
8.0.60.0000.00716.88
8.0.50.0040.00316.66
8.0.30.0110.00617.03
8.0.20.0110.01217.40
8.0.10.0040.00416.77
8.0.00.0060.01316.89
7.4.330.0060.00015.55
7.4.320.0030.00516.35
7.4.300.0000.00616.30
7.4.290.0030.00316.35
7.4.280.0050.00316.50
7.4.270.0030.00316.35
7.4.260.0040.00416.54
7.4.250.0040.00416.39
7.4.240.0040.00416.57
7.4.230.0000.00716.61
7.4.220.0090.01016.52
7.4.210.0200.00016.32
7.4.200.0070.00016.64
7.4.160.0120.00616.38
7.4.150.0130.00617.40
7.4.140.0110.00717.86
7.4.130.0140.00316.41
7.4.120.0130.00716.52
7.4.110.0100.00916.30
7.4.100.0070.01416.27
7.4.90.0130.01016.31
7.4.80.0130.01019.39
7.4.70.0060.00916.57
7.4.60.0090.00616.48
7.4.50.0030.01316.49
7.4.40.0090.01316.61
7.4.30.0140.00316.53
7.4.00.0060.00915.03
7.3.330.0000.00613.26
7.3.320.0060.00013.25
7.3.310.0030.00316.06
7.3.300.0070.00016.20
7.3.290.0050.01116.28
7.3.280.0090.00716.23
7.3.270.0260.02317.40
7.3.260.0090.00716.49
7.3.250.0060.01216.40
7.3.240.0170.00316.25
7.3.230.0140.00416.27
7.3.210.0030.01416.39
7.3.200.0130.00916.30
7.3.190.0030.01316.59
7.3.180.0120.00416.34
7.3.170.0040.01116.53
7.3.160.0030.01716.28
7.2.330.0140.00416.48
7.2.320.0060.01216.75
7.2.310.0090.00916.48
7.2.300.0110.00616.50
7.2.290.0080.01116.48
7.2.60.0050.00816.95
7.2.00.0030.00919.36
7.1.200.0040.00415.48
7.1.100.0060.00618.11
7.1.70.0060.01517.19
7.1.60.0380.00434.87
7.1.50.0340.00634.66
7.1.40.0210.02134.27
7.1.30.0240.02434.26
7.1.20.0320.01634.43
7.1.10.0100.00716.55
7.1.00.0070.01416.35
7.0.200.0060.00916.76
7.0.190.0070.01316.71
7.0.180.0070.01516.20
7.0.170.0000.02116.30
7.0.160.0070.01016.39
7.0.150.0080.00816.30
7.0.140.0060.01116.15
7.0.130.0080.01216.65
7.0.120.0080.01216.63
7.0.110.0370.01216.34
7.0.100.0060.00916.28
7.0.90.0100.01216.14
7.0.80.0080.01416.36
7.0.70.0060.01516.14
7.0.60.0160.00715.96
7.0.50.0100.01016.08
7.0.40.0120.00716.37
7.0.30.0090.01916.68
7.0.20.0050.01316.66
7.0.10.0070.01016.34
7.0.00.0120.00616.36

preferences:
33.98 ms | 401 KiB | 5 Q