3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A{ protected $stuff; function check(){ var_dump(property_exists($this, 'stuff')); var_dump($this->stuff); } } $a = new A; unset($a->stuff); $a->check();

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)
8.3.60.0040.01116.50
8.3.50.0110.00416.13
8.3.40.0040.01118.79
8.3.30.0090.00618.85
8.3.20.0070.00020.16
8.3.10.0050.00323.53
8.3.00.0100.00019.27
8.2.180.0130.01025.92
8.2.170.0120.00318.71
8.2.160.0070.01122.96
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0080.00317.50
8.2.120.0080.00026.35
8.2.110.0070.00421.00
8.2.100.0090.00317.91
8.2.90.0050.00317.97
8.2.80.0000.00818.99
8.2.70.0040.00417.55
8.2.60.0090.00317.80
8.2.50.0040.00418.10
8.2.40.0000.00720.59
8.2.30.0040.00420.55
8.2.20.0030.00617.59
8.2.10.0040.00418.02
8.2.00.0070.00017.98
8.1.270.0080.00024.66
8.1.260.0030.00628.09
8.1.250.0070.00028.09
8.1.240.0070.00323.98
8.1.230.0060.00621.04
8.1.220.0030.00617.74
8.1.210.0100.00018.77
8.1.200.0000.01117.22
8.1.190.0000.00917.13
8.1.180.0040.00418.10
8.1.170.0030.00618.50
8.1.160.0040.00422.20
8.1.150.0030.00418.82
8.1.140.0040.00419.58
8.1.130.0040.00417.57
8.1.120.0000.00717.40
8.1.110.0080.00017.38
8.1.100.0000.00717.32
8.1.90.0080.00017.36
8.1.80.0040.00417.23
8.1.70.0040.00417.20
8.1.60.0040.00417.52
8.1.50.0040.00417.40
8.1.40.0040.00817.57
8.1.30.0040.00717.70
8.1.20.0000.00717.57
8.1.10.0040.00417.57
8.1.00.0050.00217.37
8.0.300.0080.00019.92
8.0.290.0080.00016.63
8.0.280.0030.00318.29
8.0.270.0020.00517.19
8.0.260.0060.00017.23
8.0.250.0000.00616.85
8.0.240.0040.00416.96
8.0.230.0070.00016.95
8.0.220.0030.00316.73
8.0.210.0030.00316.79
8.0.200.0000.00716.96
8.0.190.0000.00716.97
8.0.180.0050.00316.84
8.0.170.0020.00516.95
8.0.160.0000.00716.93
8.0.150.0000.00716.88
8.0.140.0030.00516.85
8.0.130.0000.00513.29
8.0.120.0040.00416.88
8.0.110.0030.00516.84
8.0.100.0000.00716.73
8.0.90.0080.00016.76
8.0.80.0040.01116.91
8.0.70.0000.00816.75
8.0.60.0050.00216.75
8.0.50.0070.00017.00
8.0.30.0080.00917.07
8.0.20.0130.00617.40
8.0.10.0040.00417.07
8.0.00.0080.00916.67
7.4.330.0000.00616.84
7.4.320.0030.00316.50
7.4.300.0000.00616.50
7.4.290.0070.00016.42
7.4.280.0000.00716.63
7.4.270.0050.00216.42
7.4.260.0000.00716.59
7.4.250.0040.00416.53
7.4.240.0030.00316.48
7.4.230.0000.00716.63
7.4.220.0200.00316.66
7.4.210.0060.00916.58
7.4.200.0070.00016.55
7.4.160.0080.00816.63
7.4.150.0070.01017.40
7.4.140.0050.01917.86
7.4.130.0090.00816.39
7.4.120.0050.01416.61
7.4.110.0030.01416.68
7.4.100.0140.00416.55
7.4.90.0100.00716.44
7.4.80.0070.01019.39
7.4.70.0090.00916.58
7.4.60.0130.00316.51
7.4.50.0070.01116.21
7.4.40.0090.00616.50
7.4.30.0130.00316.45
7.4.00.0000.01415.09
7.3.330.0040.00413.44
7.3.320.0030.00313.19
7.3.310.0080.00016.27
7.3.300.0000.00716.40
7.3.290.0070.00016.23
7.3.280.0120.00516.34
7.3.270.0030.01417.40
7.3.260.0100.00716.56
7.3.250.0100.00916.46
7.3.240.0120.00616.44
7.3.230.0090.00916.49
7.3.210.0170.00616.35
7.3.200.0100.00616.48
7.3.190.0190.00016.40
7.3.180.0090.00616.32
7.3.170.0090.00616.54
7.3.160.0090.01216.49
7.3.10.0480.00416.27
7.3.00.0370.01615.87
7.2.330.0120.00916.48
7.2.320.0090.00916.78
7.2.310.0120.01116.56
7.2.300.0060.01116.23
7.2.290.0060.01616.44
7.2.130.0520.00616.54
7.2.120.0750.00016.57
7.2.110.0740.01316.75
7.2.100.0180.00616.15
7.2.90.0890.00716.79
7.2.80.0490.01516.68
7.2.70.0310.00616.02
7.2.60.0130.00416.34
7.2.50.0240.00715.86
7.2.40.0730.01117.00
7.2.30.0550.00316.48
7.2.20.0470.01616.47
7.2.10.0520.00716.33
7.2.00.0250.01217.86
7.1.250.0560.00615.57
7.1.200.0040.00715.37
7.1.100.0080.00017.71
7.1.70.0000.01016.79
7.1.60.0070.01819.48
7.1.50.0040.01416.90
7.1.00.0030.07722.37
7.0.200.0090.00914.93
7.0.60.0270.06320.04
7.0.50.0070.08017.98
7.0.40.0070.08320.09
7.0.30.0270.07020.17
7.0.20.0270.04720.09
7.0.10.0030.05020.26
7.0.00.0030.05320.23
5.6.280.0030.03021.07
5.6.210.0170.06720.50
5.6.200.0130.04318.18
5.6.190.0130.08020.47
5.6.180.0270.07720.48
5.6.170.0270.05720.51
5.6.160.0030.08720.46
5.6.150.0000.05318.15
5.6.140.0100.05318.17
5.6.130.0070.08318.14
5.6.120.0170.07021.05
5.6.110.0070.09721.00
5.6.100.0170.07321.11
5.6.90.0100.08321.13
5.6.80.0030.09020.44
5.5.350.3870.04020.50
5.5.340.0070.05017.95
5.5.330.0200.07020.57
5.5.320.0100.07320.27
5.5.310.0330.07320.24
5.5.300.0100.04717.98
5.5.290.0100.05318.08
5.5.280.0030.09020.75
5.5.270.0030.05720.78
5.5.260.0100.05020.65
5.5.250.0130.07020.69
5.5.240.0130.03020.04

preferences:
64.46 ms | 400 KiB | 5 Q