3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr['var1'] = 'Hello'; $arr['var2'] = 'world'; function foo(){ unset($GLOBALS['arr']['var2']); } foo(); print_r($arr);

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)
8.5.30.0050.00317.42
8.5.20.0020.00619.61
8.5.10.0130.00618.30
8.5.00.0040.00621.91
8.4.180.0110.01125.53
8.4.170.0130.00921.92
8.4.160.0160.00524.07
8.4.150.0060.00616.88
8.4.140.0120.00917.50
8.4.130.0110.00918.46
8.4.120.0140.00417.66
8.4.110.0110.00818.90
8.4.100.0120.00817.60
8.4.90.0120.00820.47
8.4.80.0060.00518.75
8.4.70.0110.00920.65
8.4.60.0130.00718.94
8.4.50.0150.00523.91
8.4.40.0060.01317.39
8.4.30.0060.00317.84
8.4.20.0070.00319.56
8.4.10.0000.01017.78
8.3.300.0150.00518.31
8.3.290.0110.00820.72
8.3.280.0120.00818.29
8.3.270.0140.00616.44
8.3.260.0050.00516.44
8.3.250.0070.00616.73
8.3.240.0130.00616.70
8.3.230.0100.01016.37
8.3.220.0060.00318.99
8.3.210.0110.00718.68
8.3.200.0110.00816.75
8.3.190.0120.01017.20
8.3.180.0050.00518.89
8.3.170.0150.00318.96
8.3.160.0070.00717.35
8.3.150.0090.00917.30
8.3.140.0110.00320.69
8.3.130.0090.00018.35
8.3.120.0040.00416.63
8.3.110.0080.00016.50
8.3.100.0090.00016.78
8.3.90.0040.00418.55
8.3.80.0060.00618.40
8.3.70.0110.00416.75
8.3.60.0090.00616.50
8.3.50.0110.00918.26
8.3.40.0120.00318.82
8.3.30.0200.00318.70
8.3.20.0060.00321.77
8.3.10.0080.00021.91
8.3.00.0040.00419.01
8.2.300.0130.00722.34
8.2.290.0070.00216.54
8.2.280.0140.00518.21
8.2.270.0090.00616.78
8.2.260.0040.00416.72
8.2.250.0000.00816.75
8.2.240.0090.00918.84
8.2.230.0130.00420.94
8.2.220.0060.00324.06
8.2.210.0130.00726.77
8.2.200.0030.00618.54
8.2.190.0060.00916.75
8.2.180.0080.00818.39
8.2.170.0110.00422.96
8.2.160.0030.01022.08
8.2.150.0120.00824.18
8.2.140.0100.00024.66
8.2.130.0000.00819.27
8.2.120.0080.00026.35
8.2.110.0090.00020.80
8.2.100.0080.00417.91
8.2.90.0000.00818.01
8.2.80.0050.00219.31
8.2.70.0030.00518.05
8.2.60.0000.00817.63
8.2.50.0080.00018.34
8.2.40.0030.00520.47
8.2.30.0050.00219.54
8.2.20.0050.00318.08
8.2.10.0080.00017.74
8.2.00.0000.00718.10
8.1.340.0140.00623.60
8.1.330.0120.00716.16
8.1.320.0090.01017.85
8.1.310.0140.00318.34
8.1.300.0130.00617.79
8.1.290.0000.00918.88
8.1.280.0090.00625.92
8.1.270.0040.00423.84
8.1.260.0030.01526.35
8.1.250.0040.00428.09
8.1.240.0030.00722.44
8.1.230.0040.00720.91
8.1.220.0000.00817.79
8.1.210.0050.00318.77
8.1.200.0000.00817.35
8.1.190.0030.00517.00
8.1.180.0050.00318.10
8.1.170.0050.00218.84
8.1.160.0000.00718.79
8.1.150.0000.00719.02
8.1.140.0040.00417.58
8.1.130.0000.00817.46
8.1.120.0080.00017.44
8.1.110.0030.00517.52
8.1.100.0040.00417.42
8.1.90.0030.00317.47
8.1.80.0000.00817.44
8.1.70.0000.00717.38
8.1.60.0000.00717.54
8.1.50.0040.00417.38
8.1.40.0040.00417.47
8.1.30.0070.00017.53
8.1.20.0000.00817.45
8.1.10.0040.00417.38
8.1.00.0030.00917.26
8.0.300.0000.00819.91
8.0.290.0040.00416.63
8.0.280.0000.00718.37
8.0.270.0030.00316.63
8.0.260.0070.00016.75
8.0.250.0030.00316.91
8.0.240.0000.00716.89
8.0.230.0000.00616.79
8.0.220.0000.00816.81
8.0.210.0000.01016.59
8.0.200.0020.00516.80
8.0.190.0040.00416.94
8.0.180.0040.00416.71
8.0.170.0060.00316.84
8.0.160.0030.00316.82
8.0.150.0040.00416.72
8.0.140.0000.00716.79
8.0.130.0000.00613.18
8.0.120.0040.00416.80
8.0.110.0040.00416.82
8.0.100.0040.00416.73
8.0.90.0000.00916.87
8.0.80.0030.01316.76
8.0.70.0030.00516.86
8.0.60.0000.00716.78
8.0.50.0040.00416.60
8.0.30.0080.01116.92
8.0.20.0110.00717.40
8.0.10.0000.00816.88
8.0.00.0050.01216.63
7.4.330.0030.00315.55
7.4.320.0030.00316.52
7.4.300.0030.00316.59
7.4.290.0030.00316.44
7.4.280.0060.00316.49
7.4.270.0000.00716.59
7.4.260.0000.00716.49
7.4.250.0000.00816.50
7.4.240.0000.00716.63
7.4.230.0030.00316.30
7.4.220.0000.00716.68
7.4.210.0050.01116.69
7.4.200.0040.00416.49
7.4.160.0120.00716.45
7.4.140.0090.00717.86
7.4.130.0120.00816.39
7.4.120.0090.01016.55
7.4.110.0140.00316.25
7.4.100.0080.01216.33
7.4.90.0070.01016.44
7.4.80.0120.01419.39
7.4.70.0140.00416.56
7.4.60.0060.00916.57
7.4.50.0040.01116.39
7.4.40.0100.00716.36
7.4.00.0100.00714.63
7.3.330.0000.00513.25
7.3.320.0030.00313.30
7.3.310.0000.00716.12
7.3.300.0030.00316.25
7.3.290.0000.00616.25
7.3.280.0100.00416.32
7.3.260.0080.01016.39
7.3.240.0100.00916.33
7.3.230.0070.01016.57
7.3.210.0000.01716.42
7.3.200.0180.00316.26
7.3.190.0090.00616.24
7.3.180.0120.00316.36
7.3.170.0110.00516.38
7.3.160.0000.01616.20
7.3.10.0060.00716.57
7.3.00.0040.00716.48
7.2.330.0120.00616.74
7.2.320.0120.00416.70
7.2.310.0120.00916.64
7.2.300.0070.01116.46
7.2.290.0160.00316.54
7.2.130.0020.01016.71
7.2.120.0060.00416.80
7.2.110.0050.01016.66
7.2.100.0070.00716.87
7.2.90.0040.00616.86
7.2.80.0070.00716.79
7.2.70.0050.00716.68
7.2.60.0030.01016.97
7.2.50.0050.00716.84
7.2.40.0070.00516.89
7.2.30.0080.00917.83
7.2.20.0080.00917.82
7.2.10.0080.00917.73
7.2.00.0070.00917.82
7.1.250.0080.00515.69
7.1.200.0000.01115.54
7.1.150.0150.01017.54
7.1.140.0120.01017.51
7.1.130.0100.01017.42
7.1.120.0190.01117.44
7.1.110.0110.01016.72
7.1.100.0090.00816.98
7.1.90.0110.00917.03
7.1.80.0100.01017.15
7.1.70.0110.01216.19
7.1.60.0300.01434.14
7.1.50.0310.01233.77
7.1.40.0450.01733.57
7.1.30.0240.01733.50
7.1.20.0240.01433.54
7.1.10.0070.01115.59
7.1.00.0100.01015.80

preferences:
48.57 ms | 1437 KiB | 5 Q