3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { public function go(){ eval('call_user_func(function(){ var_dump(isset($this) ? "Set" : "Not set"); unset($this); var_dump($this); });'); } } $t = new Test; $t->go();

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)
8.3.60.0030.01416.63
8.3.50.0090.00616.45
8.3.40.0040.01118.81
8.3.30.0070.00718.68
8.3.20.0040.00418.50
8.3.10.0030.00518.65
8.3.00.0040.00419.38
8.2.180.0100.00616.75
8.2.170.0090.00922.96
8.2.160.0080.00818.76
8.2.150.0000.00924.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00421.04
8.2.110.0110.00022.07
8.2.100.0070.00419.32
8.2.90.0040.00417.88
8.2.80.0060.00319.63
8.2.70.0060.00317.62
8.2.60.0040.00418.04
8.2.50.0040.00418.07
8.2.40.0000.00819.23
8.2.30.0040.00417.55
8.2.20.0040.00717.57
8.2.10.0000.00817.59
8.2.00.0060.00317.59
8.1.280.0060.01525.92
8.1.270.0040.00423.99
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0040.00423.82
8.1.230.0040.00722.09
8.1.220.0000.00817.74
8.1.210.0030.00618.77
8.1.200.0000.01017.23
8.1.190.0000.00817.35
8.1.180.0050.00318.10
8.1.170.0040.00418.75
8.1.160.0000.00719.01
8.1.150.0070.00018.53
8.1.140.0020.00517.50
8.1.130.0030.00317.35
8.1.120.0000.00817.39
8.1.110.0080.00017.45
8.1.100.0040.00317.48
8.1.90.0040.00417.43
8.1.80.0030.00517.45
8.1.70.0000.00717.42
8.1.60.0050.00317.45
8.1.50.0070.00017.47
8.1.40.0030.00617.52
8.1.30.0030.00517.61
8.1.20.0000.00717.65
8.1.10.0070.00017.53
8.1.00.0030.00517.43
8.0.300.0000.00719.64
8.0.290.0080.00016.88
8.0.280.0000.00718.56
8.0.270.0000.00717.18
8.0.260.0030.00316.84
8.0.250.0020.00517.08
8.0.240.0030.00716.91
8.0.230.0070.00016.89
8.0.220.0030.00516.82
8.0.210.0000.00616.95
8.0.200.0030.00316.86
8.0.190.0040.00417.01
8.0.180.0040.00416.98
8.0.170.0000.00916.86
8.0.160.0050.00316.99
8.0.150.0040.00416.88
8.0.140.0070.00016.94
8.0.130.0000.00613.46
8.0.120.0040.00716.95
8.0.110.0040.00417.06
8.0.100.0000.00716.82
8.0.90.0070.00016.82
8.0.80.0060.00816.94
8.0.70.0040.00416.77
8.0.60.0060.00316.94
8.0.50.0030.00616.80
8.0.30.0110.00717.01
8.0.20.0070.01117.15
8.0.10.0000.00716.86
8.0.00.0150.00516.59
7.4.330.0050.00013.00
7.4.320.0000.00716.51
7.4.300.0030.00316.42
7.4.290.0030.00316.50
7.4.280.0000.00716.64
7.4.270.0000.00816.61
7.4.260.0000.00613.25
7.4.250.0000.00816.52
7.4.240.0040.00416.41
7.4.230.0040.00416.70
7.4.220.0060.01516.44
7.4.210.0090.00616.71
7.4.200.0070.00016.51
7.4.190.0060.00316.68
7.4.160.0120.00316.60
7.4.150.0060.01216.54
7.4.140.0070.01017.86
7.4.130.0120.00616.54
7.4.120.0110.01116.38
7.4.110.0100.02216.45
7.4.100.0080.00916.74
7.4.90.0100.00616.38
7.4.80.0090.00819.39
7.4.70.0070.01016.49
7.4.60.0060.01216.53
7.4.50.0030.00316.53
7.4.40.0030.01316.42
7.4.30.0130.01016.65
7.4.10.0090.00616.78
7.4.00.0060.01015.86
7.3.330.0040.00413.32
7.3.320.0000.00513.25
7.3.310.0000.00716.20
7.3.300.0070.00016.23
7.3.290.0090.00616.29
7.3.280.0120.00316.30
7.3.270.0030.01416.34
7.3.260.0130.00616.57
7.3.240.0070.01016.29
7.3.230.0120.01016.30
7.3.210.0090.00916.48
7.3.200.0100.01016.39
7.3.190.0140.00316.46
7.3.180.0000.01516.52
7.3.170.0030.01316.32
7.3.160.0060.01016.32
7.3.130.0100.01016.37
7.3.120.0130.00315.55
7.3.110.0100.01016.21
7.3.100.0000.01216.36
7.3.90.0060.00916.52
7.3.80.0030.01016.24
7.3.70.0060.00616.22
7.3.60.0090.00316.21
7.3.50.0160.00316.11
7.3.40.0070.00716.29
7.3.30.0060.00916.25
7.3.20.0060.00318.19
7.3.10.0000.01218.05
7.3.00.0070.01018.05
7.2.330.0080.00816.45
7.2.320.0030.02016.59
7.2.310.0080.00816.34
7.2.300.0100.01016.47
7.2.290.0100.00716.70
7.2.260.0040.01516.60
7.2.250.0110.00716.36
7.2.240.0050.00816.73
7.2.230.0090.00916.65
7.2.220.0090.00316.52
7.2.210.0060.00916.68
7.2.200.0030.01016.59
7.2.190.0110.00416.63
7.2.180.0030.01316.45
7.2.170.0060.00916.42
7.2.160.0100.00316.40
7.2.150.0070.00718.27
7.2.140.0110.00418.17
7.2.130.0120.00618.13
7.2.120.0040.01118.51
7.2.110.0100.00318.54
7.2.100.0120.00018.23
7.2.90.0030.01218.32
7.2.80.0060.00618.39
7.2.70.0040.01218.17
7.2.60.0660.01016.67
7.2.50.0070.00718.35
7.2.40.0000.01118.29
7.2.30.0090.00918.30
7.2.20.0090.00618.30
7.2.10.0070.00718.59
7.2.00.0000.01419.01
7.1.330.0060.00817.14
7.1.320.0060.00917.48
7.1.310.0000.01117.14
7.1.300.0090.00917.05
7.1.290.0060.00917.36
7.1.280.0030.01017.19
7.1.270.0000.01217.07
7.1.260.0070.00717.27
7.1.250.0000.00917.18
7.1.240.0080.00817.28
7.1.230.0030.00717.20
7.1.220.0040.01117.21
7.1.210.0070.00717.27
7.1.200.0030.00716.47
7.1.190.0000.01417.21
7.1.180.0030.01117.02
7.1.170.0090.00617.29
7.1.160.0040.00817.28
7.1.150.0030.01317.09
7.1.140.0030.00617.17
7.1.130.0110.00417.14
7.1.120.0060.00317.11
7.1.110.0120.00317.27
7.1.100.0000.00917.71
7.1.90.0070.00717.12
7.1.80.0080.00817.30
7.1.70.0030.00817.20
7.1.60.0050.00918.22
7.1.50.0070.01217.02
7.1.40.0000.01017.32
7.1.30.0110.00017.36
7.1.20.0040.01217.39
7.1.10.0060.00617.19
7.1.00.0050.03619.69
7.0.330.0070.01117.06
7.0.320.0000.01416.91
7.0.310.0070.00716.86
7.0.300.0040.01117.23
7.0.290.0140.00017.15
7.0.280.0030.00617.14
7.0.270.0070.00417.10
7.0.260.0030.01216.89
7.0.250.0030.00616.94
7.0.240.0040.01417.16
7.0.230.0080.00816.99
7.0.220.0100.00716.96
7.0.210.0070.00717.13
7.0.200.0140.00316.80
7.0.190.0050.00517.00
7.0.180.0160.00016.89
7.0.170.0090.00616.81
7.0.160.0090.00317.05
7.0.150.0000.01517.05
7.0.140.0030.04219.53
7.0.130.0070.00717.05
7.0.120.0090.03719.53
7.0.110.0070.00417.05
7.0.100.0060.00616.92
7.0.90.0060.00616.86
7.0.80.0000.01017.03
7.0.70.0030.01217.32
7.0.60.0070.04418.56
7.0.50.0040.02617.41
7.0.40.0030.02716.36
7.0.30.0000.02716.31
7.0.20.0050.02416.31
7.0.10.0030.04616.37
7.0.00.0030.04116.38
5.6.400.0000.01315.94
5.6.390.0000.01016.04
5.6.380.0070.01016.00
5.6.370.0060.00915.63
5.6.360.0030.00616.00
5.6.350.0040.01115.85
5.6.340.0040.01215.98
5.6.330.0030.01015.96
5.6.320.0070.00715.73
5.6.310.0000.01515.98
5.6.300.0070.00716.02
5.6.290.0050.00515.89
5.6.280.0000.04718.55
5.6.270.0060.00915.99
5.6.260.0070.00715.89
5.6.250.0110.00315.88
5.6.240.0030.00915.89
5.6.230.0030.01415.71
5.6.220.0070.00715.81
5.6.210.0040.04418.18
5.6.200.0050.02417.13
5.6.190.0070.02217.04
5.6.180.0040.02616.97
5.6.170.0030.02517.01
5.6.160.0100.03617.03
5.6.150.0070.04317.05
5.6.140.0050.03817.05
5.6.130.0080.03817.04
5.6.120.0070.02316.99
5.6.110.0040.04617.10
5.6.100.0070.02316.96
5.6.90.0030.02517.02
5.6.80.0100.03816.78
5.6.70.0050.03316.65
5.6.60.0050.03216.71
5.6.50.0100.03316.63
5.6.40.0040.02516.66
5.6.30.0070.04416.69
5.6.20.0080.04116.82
5.6.10.0060.02516.71
5.6.00.0040.02616.75
5.5.380.0070.00715.64
5.5.370.0030.01015.68
5.5.360.0070.00715.60
5.5.350.0030.04618.10
5.5.340.0020.02516.91
5.5.330.0070.02316.92
5.5.320.0020.02516.92
5.5.310.0060.02016.91
5.5.300.0030.02816.79
5.5.290.0120.03016.99
5.5.280.0110.02016.79
5.5.270.0110.03816.79
5.5.260.0100.03516.77
5.5.250.0080.02516.75
5.5.240.0040.02916.53
5.5.230.0030.03816.57
5.5.220.0120.03516.63
5.5.210.0040.03416.53
5.5.200.0050.02416.59
5.5.190.0070.03116.65
5.5.180.0090.04016.55
5.5.170.0000.01515.57
5.5.160.0000.03216.57
5.5.150.0050.03416.54
5.5.140.0050.04616.36
5.5.130.0070.03016.60
5.5.120.0020.02616.46
5.5.110.0050.03416.50
5.5.100.0100.04016.56
5.5.90.0050.03416.51
5.5.80.0060.03516.62
5.5.70.0050.03816.32
5.5.60.0110.02716.57
5.5.50.0020.04116.58
5.5.40.0090.03616.46
5.5.30.0100.02416.37
5.5.20.0080.03016.39
5.5.10.0060.04116.42
5.5.00.0070.02916.52
5.4.450.0020.03716.08
5.4.440.0020.02315.98
5.4.430.0050.03716.03
5.4.420.0050.02716.03
5.4.410.0030.02516.03
5.4.400.0160.02815.88
5.4.390.0080.04215.68
5.4.380.0030.03315.91
5.4.370.0060.04115.90
5.4.360.0050.02015.74
5.4.350.0100.04215.88
5.4.340.0080.04015.73
5.4.330.0040.00412.65
5.4.320.0090.03515.68
5.4.310.0050.04015.90
5.4.300.0030.04115.87
5.4.290.0030.04315.77
5.4.280.0080.02015.85
5.4.270.0030.02915.96
5.4.260.0060.03316.02
5.4.250.0030.02915.81
5.4.240.0070.02215.74
5.4.230.0040.02515.84
5.4.220.0020.03715.81
5.4.210.0030.03015.86
5.4.200.0070.02315.76
5.4.190.0020.03015.88
5.4.180.0050.04215.84
5.4.170.0090.04015.84
5.4.160.0030.04215.80
5.4.150.0000.02715.85
5.4.140.0030.03814.60
5.4.130.0050.02314.44
5.4.120.0090.02214.44
5.4.110.0070.02414.56
5.4.100.0000.04714.46
5.4.90.0020.03814.47
5.4.80.0100.03814.49
5.4.70.0080.03814.57
5.4.60.0100.03314.52
5.4.50.0050.04214.50
5.4.40.0050.04314.54
5.4.30.0030.02314.41
5.4.20.0050.02014.53
5.4.10.0050.04014.52
5.4.00.0080.02514.22
5.3.290.0030.04014.04
5.3.280.0050.02513.73
5.3.270.0090.03713.88
5.3.260.0030.04213.92
5.3.250.0070.01813.79
5.3.240.0020.02613.83
5.3.230.0030.04313.83
5.3.220.0090.03913.69
5.3.210.0090.02713.77
5.3.200.0040.03713.74
5.3.190.0040.04413.90
5.3.180.0080.03513.83
5.3.170.0020.04113.83
5.3.160.0050.02313.90
5.3.150.0050.04313.82
5.3.140.0050.02313.82
5.3.130.0050.02413.81
5.3.120.0050.02013.82
5.3.110.0080.03813.88
5.3.100.0150.03313.53
5.3.90.0050.04213.55
5.3.80.0050.02813.47
5.3.70.0050.03613.55
5.3.60.0050.03513.46
5.3.50.0060.03613.47
5.3.40.0040.02413.41
5.3.30.0090.01513.49
5.3.20.0030.03113.37
5.3.10.0130.02313.25
5.3.00.0110.02913.26
5.2.170.0070.06011.14
5.2.160.0000.03711.04
5.2.150.0070.02711.36
5.2.140.0030.05711.16
5.2.130.0070.04011.07
5.2.120.0070.05711.32
5.2.110.0030.05710.98
5.2.100.0000.04710.95
5.2.90.0100.05311.10
5.2.80.0100.05711.31
5.2.70.0070.03011.08
5.2.60.0030.05710.95
5.2.50.0130.03011.13
5.2.40.0070.02311.02
5.2.30.0100.05711.02
5.2.20.0070.05011.04
5.2.10.0070.06010.83
5.2.00.0100.05310.71
5.1.60.0070.0339.85
5.1.50.0000.03710.00
5.1.40.0100.0509.98
5.1.30.0030.05710.30
5.1.20.0030.04710.42
5.1.10.0030.04710.15
5.1.00.0000.03310.12
5.0.50.0000.0278.47
5.0.40.0000.0478.48
5.0.30.0070.0678.46
5.0.20.0000.0308.46
5.0.10.0030.0308.46
5.0.00.0030.0408.46
4.4.90.0030.0308.46
4.4.80.0000.0238.46
4.4.70.0030.0138.46
4.4.60.0070.0338.46
4.4.50.0000.0178.46
4.4.40.0000.0378.46
4.4.30.0000.0238.46
4.4.20.0070.0278.46
4.4.10.0070.0138.46
4.4.00.0070.0538.46
4.3.110.0000.0208.46
4.3.100.0000.0208.46
4.3.90.0000.0408.46
4.3.80.0030.0438.46
4.3.70.0000.0378.46
4.3.60.0000.0238.46
4.3.50.0100.0308.46
4.3.40.0030.0538.46
4.3.30.0100.0278.46
4.3.20.0000.0378.46
4.3.10.0000.0408.46
4.3.00.0000.0308.46

preferences:
52.62 ms | 401 KiB | 5 Q