3v4l.org

run code in 300+ PHP versions simultaneously
<?php class k { protected $b = 123; public function getB() { return $this->b; } } $k = new k(); var_dump($k->getB()); var_dump(!($k->getB())); var_dump(!$k->getB() !== 200);

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)
8.3.60.0100.01016.63
8.3.50.0150.00016.30
8.3.40.0070.00718.89
8.3.30.0040.01118.71
8.3.20.0000.00720.16
8.3.10.0070.00323.52
8.3.00.0040.00419.13
8.2.180.0090.01216.63
8.2.170.0140.00722.96
8.2.160.0060.00620.45
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0040.00421.03
8.2.120.0070.00026.35
8.2.110.0030.00620.91
8.2.100.0110.00018.22
8.2.90.0030.00519.21
8.2.80.0040.00418.05
8.2.70.0080.00017.50
8.2.60.0060.00317.80
8.2.50.0090.00018.10
8.2.40.0080.00020.59
8.2.30.0030.00619.21
8.2.20.0040.00418.16
8.2.10.0030.00618.10
8.2.00.0040.00417.99
8.1.280.0060.01025.92
8.1.270.0040.00423.97
8.1.260.0020.00526.35
8.1.250.0040.00428.09
8.1.240.0080.00023.79
8.1.230.0070.00419.00
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0090.00017.35
8.1.190.0000.00817.35
8.1.180.0000.00718.10
8.1.170.0040.00418.56
8.1.160.0040.00419.02
8.1.150.0050.00320.72
8.1.140.0000.00719.53
8.1.130.0030.00318.84
8.1.120.0000.00717.47
8.1.110.0040.00417.34
8.1.100.0050.00217.47
8.1.90.0000.00817.36
8.1.80.0040.00417.45
8.1.70.0000.00717.46
8.1.60.0040.00417.55
8.1.50.0050.00217.49
8.1.40.0040.00417.51
8.1.30.0040.00417.60
8.1.20.0000.00717.59
8.1.10.0050.00317.57
8.1.00.0000.00917.45
8.0.300.0000.00718.77
8.0.290.0000.00816.63
8.0.280.0000.00718.34
8.0.270.0040.00417.26
8.0.260.0030.00318.46
8.0.250.0000.00716.87
8.0.240.0060.00316.91
8.0.230.0030.00316.84
8.0.220.0000.00716.93
8.0.210.0000.00716.77
8.0.200.0000.00716.92
8.0.190.0030.00516.99
8.0.180.0040.00416.88
8.0.170.0030.00316.96
8.0.160.0070.00016.93
8.0.150.0040.00416.69
8.0.140.0080.00016.74
8.0.130.0030.00313.31
8.0.120.0050.00316.89
8.0.110.0020.00516.83
8.0.100.0040.00416.72
8.0.90.0070.00016.86
8.0.80.0110.00616.84
8.0.70.0040.00416.71
8.0.60.0040.00416.78
8.0.50.0080.00016.77
8.0.30.0100.00717.06
8.0.20.0140.00517.40
8.0.10.0040.00416.81
8.0.00.0070.01016.86
7.4.330.0050.00015.55
7.4.320.0030.00316.57
7.4.300.0000.00616.57
7.4.290.0030.00616.64
7.4.280.0030.00616.45
7.4.270.0030.00316.52
7.4.260.0000.00716.61
7.4.250.0000.00716.54
7.4.240.0000.00716.49
7.4.230.0000.00716.33
7.4.220.0060.01216.66
7.4.210.0130.00016.65
7.4.200.0030.00316.34
7.4.160.0110.00816.53
7.4.150.0080.00817.40
7.4.140.0090.01117.86
7.4.130.0140.00816.46
7.4.120.0100.01416.46
7.4.110.0070.01416.52
7.4.100.0070.01416.45
7.4.90.0140.00716.59
7.4.80.0070.01019.39
7.4.70.0030.01416.52
7.4.60.0090.00616.46
7.4.50.0070.01116.62
7.4.40.0160.00316.50
7.4.30.0060.01116.67
7.4.00.0030.01414.98
7.3.330.0050.00013.32
7.3.320.0020.00313.16
7.3.310.0000.00616.22
7.3.300.0030.00316.35
7.3.290.0060.01116.31
7.3.280.0080.00816.29
7.3.270.0110.00617.40
7.3.260.0090.00816.21
7.3.250.0130.00616.27
7.3.240.0090.00916.25
7.3.230.0030.01316.14
7.3.210.0060.01016.40
7.3.200.0110.01016.37
7.3.190.0120.00716.25
7.3.180.0120.00316.43
7.3.170.0130.00416.31
7.3.160.0040.01416.30
7.2.330.0070.01016.81
7.2.320.0110.00616.41
7.2.310.0100.00616.61
7.2.300.0090.00916.60
7.2.290.0140.00316.36
7.2.60.0110.00416.74
7.2.00.0060.00619.51
7.1.200.0040.01115.59
7.1.100.0070.01417.96
7.1.70.0040.01117.21
7.1.60.0220.01635.12
7.1.50.0260.01634.57
7.1.40.0210.01834.27
7.1.30.0250.01134.48
7.1.20.0350.01334.51
7.1.10.0120.01016.64
7.1.00.0160.01216.51
7.0.200.0100.00616.61
7.0.190.0140.00016.36
7.0.180.0130.01516.15
7.0.170.0120.00916.00
7.0.160.0030.01716.30
7.0.150.0060.01616.18
7.0.140.0110.00916.26
7.0.130.0090.01216.38
7.0.120.0110.01116.39
7.0.110.0120.00616.30
7.0.100.0070.01316.45
7.0.90.0030.01616.22
7.0.80.0070.01516.28
7.0.70.0060.01216.35
7.0.60.0030.01316.02
7.0.50.0120.00616.51
7.0.40.0110.01016.52
7.0.30.0110.01316.23
7.0.20.0100.01016.44
7.0.10.0070.01116.47
7.0.00.0060.01216.62

preferences:
39.14 ms | 401 KiB | 5 Q