3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = (array)(object)['a', 'b']; var_dump(array_keys($a));

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)
8.3.70.0040.01118.18
8.3.60.0120.00318.43
8.3.50.0110.00621.98
8.3.40.0120.00318.51
8.3.30.0120.00318.84
8.3.20.0070.00020.16
8.3.10.0000.00821.92
8.3.00.0080.00022.34
8.2.180.0060.01216.63
8.2.170.0140.00722.96
8.2.160.0140.00019.04
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0000.01117.50
8.2.110.0040.00422.08
8.2.100.0090.00319.70
8.2.90.0060.00319.08
8.2.80.0050.00317.97
8.2.70.0000.00817.50
8.2.60.0070.00417.55
8.2.50.0040.00418.07
8.2.40.0060.00318.21
8.2.30.0000.00717.93
8.2.20.0030.00617.73
8.2.10.0030.00617.59
8.2.00.0000.00817.68
8.1.280.0070.00725.92
8.1.270.0030.00522.19
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0090.00023.82
8.1.230.0060.00619.21
8.1.220.0030.00517.74
8.1.210.0080.00018.77
8.1.200.0000.00817.25
8.1.190.0060.00317.28
8.1.180.0030.00618.67
8.1.170.0000.00718.55
8.1.160.0030.00521.94
8.1.150.0080.00018.59
8.1.140.0000.01017.39
8.1.130.0070.00017.86
8.1.120.0030.00317.33
8.1.110.0000.00717.28
8.1.100.0000.00717.50
8.1.90.0000.00717.35
8.1.80.0000.00717.49
8.1.70.0070.00017.43
8.1.60.0000.00817.57
8.1.50.0040.00417.57
8.1.40.0040.00417.46
8.1.30.0000.00717.66
8.1.20.0000.00817.55
8.1.10.0040.00417.29
8.1.00.0080.00017.30
8.0.300.0030.00318.77
8.0.290.0000.00717.05
8.0.280.0000.00718.39
8.0.270.0070.00017.07
8.0.260.0000.00616.73
8.0.250.0000.00716.81
8.0.240.0090.00017.00
8.0.230.0070.00016.86
8.0.220.0050.00316.90
8.0.210.0050.00216.89
8.0.200.0070.00016.96
8.0.190.0050.00316.98
8.0.180.0060.00616.84
8.0.170.0060.00316.89
8.0.160.0030.00516.91
8.0.150.0000.00716.72
8.0.140.0030.00616.85
8.0.130.0060.00013.41
8.0.120.0060.00316.87
8.0.110.0030.00516.87
8.0.100.0000.00916.70
8.0.90.0050.00316.89
8.0.80.0110.00416.79
8.0.70.0040.00416.75
8.0.60.0040.00416.92
8.0.50.0040.00416.95
8.0.30.0080.01316.93
8.0.20.0130.00817.40
8.0.10.0000.00717.10
8.0.00.0120.00516.60
7.4.330.0030.00315.00
7.4.320.0000.00716.60
7.4.300.0060.00016.61
7.4.290.0000.00816.64
7.4.280.0040.00416.36
7.4.270.0030.00316.63
7.4.260.0070.00016.57
7.4.250.0000.00716.55
7.4.240.0010.00616.59
7.4.230.0040.00416.57
7.4.220.0100.00716.47
7.4.210.0080.00916.61
7.4.200.0030.00316.50
7.4.190.0040.00416.70
7.4.160.0060.01016.59
7.4.150.0060.01017.40
7.4.140.0110.01117.86
7.4.130.0070.01016.55
7.4.120.0100.00716.45
7.4.110.0080.01216.52
7.4.100.0060.01416.38
7.4.90.0070.01016.41
7.4.80.0090.01319.39
7.4.70.0040.01216.30
7.4.60.0060.01016.39
7.4.50.0080.00016.31
7.4.40.0030.00722.77
7.4.30.0080.00816.66
7.4.00.0070.00414.99
7.3.330.0070.00013.18
7.3.320.0050.00013.07
7.3.310.0000.00716.25
7.3.300.0070.00016.11
7.3.290.0070.00716.26
7.3.280.0120.00716.22
7.3.270.0060.01017.40
7.3.260.0030.01416.16
7.3.250.0090.00716.16
7.3.240.0110.00716.25
7.3.230.0070.01016.39
7.3.210.0040.01316.41
7.3.200.0110.00519.39
7.3.190.0150.00716.34
7.3.180.0080.00816.36
7.3.170.0100.00716.33
7.3.160.0090.00616.35
7.3.120.0070.00714.52
7.3.10.0070.01116.05
7.3.00.0090.00615.80
7.2.330.0030.01516.59
7.2.320.0150.00616.50
7.2.310.0040.01216.29
7.2.300.0240.03116.57
7.2.290.0090.00616.27
7.2.130.0060.00916.02
7.2.120.0100.00616.32
7.2.110.0080.01116.14
7.2.100.0170.00715.95
7.2.90.0160.00616.30
7.2.80.0090.00516.62
7.2.70.0130.01816.08
7.2.60.0180.00316.38
7.2.50.0150.00415.78
7.2.40.0090.00916.11
7.2.30.0100.00716.13
7.2.20.0120.00415.98
7.2.10.0120.00615.99
7.2.00.0110.00717.87
7.1.250.0180.00014.89
7.1.100.0040.00418.14
7.1.70.0070.00317.06
7.1.60.0080.00316.86
7.1.50.0040.00716.90
7.1.40.0070.00416.47
7.1.30.0080.00416.45
7.1.20.0040.01516.70
7.1.10.0070.01016.58
7.1.00.0000.00716.88
7.0.200.0040.00416.84
7.0.190.0030.00616.34
7.0.180.0030.00715.99
7.0.170.0000.00716.13
7.0.160.0030.00716.20
7.0.150.0120.00416.09
7.0.140.0030.00716.21
7.0.130.0050.00516.27
7.0.120.0100.00016.52
7.0.110.0030.00716.36
7.0.100.0050.00516.43
7.0.90.0040.00416.18
7.0.80.0040.00416.10
7.0.70.0060.00616.32
7.0.60.0040.00416.01
7.0.50.0030.00716.32
7.0.40.0070.00314.66
7.0.30.0000.01014.29
7.0.20.0000.01114.40
7.0.10.0000.00714.68
7.0.00.0000.01014.51
5.6.300.0140.05120.67
5.6.290.0070.03620.98
5.6.280.0030.04620.86
5.6.270.0000.04820.78
5.6.260.0030.04121.06
5.6.250.0030.04220.80
5.6.240.0070.03820.81
5.6.230.0060.03820.83
5.6.220.0030.04320.93
5.6.210.0060.04520.95
5.6.200.0070.04620.83
5.6.190.0000.04520.95
5.6.180.0100.03621.04
5.6.170.0070.04721.04
5.6.160.0000.04820.81
5.6.150.0060.03820.97
5.6.140.0140.04121.01
5.6.130.0000.05421.04
5.6.120.0100.04520.85
5.6.110.0170.04820.83
5.6.100.0030.04720.83
5.6.90.0070.03920.90
5.6.80.0030.04020.16
5.6.70.0060.03920.13
5.6.60.0030.03920.41
5.6.50.0100.03120.33
5.6.40.0070.03420.09
5.6.30.0090.03520.16
5.6.20.0030.04320.37
5.6.10.0000.04320.07
5.6.00.0030.04220.14
5.5.380.0040.04617.44
5.5.370.0000.04517.46
5.5.360.0060.04217.43
5.5.350.0060.03717.50
5.5.340.0100.04018.04
5.5.330.0100.04917.73
5.5.320.0060.03918.04
5.5.310.0060.03817.97
5.5.300.0100.04117.93
5.5.290.0030.04618.02
5.5.280.0030.04518.03
5.5.270.0030.04417.96
5.5.260.0030.04418.11
5.5.250.0030.04817.75
5.5.240.0000.04417.33
5.5.230.0030.04017.24
5.5.220.0060.03517.49
5.5.210.0070.03617.08
5.5.200.0000.04717.39
5.5.190.0070.03517.21
5.5.180.0000.04617.07
5.5.160.0030.04117.38
5.5.150.0040.04617.38
5.5.140.0000.05417.32
5.5.130.0030.04117.36
5.5.120.0040.04017.37
5.5.110.0000.04417.28
5.5.100.0000.04416.96
5.5.90.0030.03717.36
5.5.80.0090.03417.28
5.5.70.0030.03717.30
5.5.60.0030.04417.19
5.5.50.0070.03917.36
5.5.40.0030.03717.31
5.5.30.0030.03917.18
5.5.20.0030.06117.07
5.5.10.0090.03417.09
5.5.00.0000.04517.29
5.4.450.0070.04319.47
5.4.440.0090.03619.34
5.4.430.0030.04719.34
5.4.420.0000.05019.32
5.4.410.0100.04219.22
5.4.400.0060.04219.14
5.4.390.0030.03818.98
5.4.380.0000.03919.02
5.4.370.0070.03619.06
5.4.360.0000.04718.88
5.4.350.0030.04118.91
5.4.340.0070.05918.86
5.4.320.0060.03818.86
5.4.310.0030.04118.91
5.4.300.0000.04618.83
5.4.290.0070.03218.98
5.4.280.0070.04518.88
5.4.270.0030.04019.10
5.4.260.0060.03919.17
5.4.250.0030.04119.16
5.4.240.0040.03619.01
5.4.230.0040.03618.88
5.4.220.0000.04819.02
5.4.210.0030.03818.91
5.4.200.0030.03719.04
5.4.190.0040.04219.13
5.4.180.0090.03218.87
5.4.170.0090.05718.88
5.4.160.0100.04218.96
5.4.150.0140.05319.13
5.4.140.0070.04116.65
5.4.130.0000.03816.43
5.4.120.0030.03816.34
5.4.110.0070.03616.62
5.4.100.0000.04516.47
5.4.90.0060.03516.62
5.4.80.0030.03516.61
5.4.70.0030.03816.67
5.4.60.0000.04016.39
5.4.50.0070.03016.34
5.4.40.0070.03016.40
5.4.30.0130.02616.32
5.4.20.0070.04416.63
5.4.10.0070.03916.54
5.4.00.0090.03315.88
5.3.290.0070.03914.60
5.3.280.0100.04514.66
5.3.270.0060.03814.76
5.3.260.0100.03314.75
5.3.250.0060.03914.72
5.3.240.0070.03214.59
5.3.230.0030.03614.71
5.3.220.0060.04514.50
5.3.210.0030.04014.71
5.3.200.0040.03714.63
5.3.190.0060.03314.55
5.3.180.0060.04214.71
5.3.170.0090.03114.67
5.3.160.0060.04514.71
5.3.150.0120.03714.55
5.3.140.0080.03114.67
5.3.130.0000.03914.48
5.3.120.0030.03714.75
5.3.110.0040.04214.53
5.3.100.0120.05514.29
5.3.90.0040.03514.29
5.3.80.0060.03914.29
5.3.70.0040.04614.29
5.3.60.0100.02914.29
5.3.50.0030.03414.29
5.3.40.0060.03714.29
5.3.30.0060.03114.29
5.3.20.0030.03714.29
5.3.10.0000.04714.29
5.3.00.0030.04514.29

preferences:
56.61 ms | 401 KiB | 5 Q