3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [0=>'a',8=>'b',2=>'c',7=>'d',9=>'e',11=>'f']; $test = ArrayObject ($array); var_dump($test);die; $array_keys = array_keys($array); array_shift($array); array_pop($array_keys); $array = array_combine ( $array_keys, $array); var_dump($array);

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)
8.3.70.0070.01418.55
8.3.60.0110.01116.50
8.3.50.0140.00722.04
8.3.40.0040.01118.71
8.3.30.0070.00718.57
8.3.20.0040.00420.21
8.3.10.0050.00323.61
8.3.00.0000.00819.56
8.2.190.0060.01516.58
8.2.180.0090.00916.63
8.2.170.0140.00022.96
8.2.160.0100.00320.53
8.2.150.0050.00324.18
8.2.140.0020.00524.66
8.2.130.0040.00426.16
8.2.120.0080.00017.46
8.2.110.0090.00022.29
8.2.100.0120.00017.93
8.2.90.0060.00319.05
8.2.80.0060.00317.97
8.2.70.0030.00617.63
8.2.60.0040.00417.91
8.2.50.0040.00418.07
8.2.40.0040.00421.05
8.2.30.0000.00720.61
8.2.20.0000.00717.65
8.2.10.0050.00317.95
8.2.00.0080.00018.04
8.1.280.0170.00325.92
8.1.270.0150.00323.79
8.1.260.0050.00226.35
8.1.250.0060.00328.09
8.1.240.0080.00023.97
8.1.230.0060.00619.21
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.01017.35
8.1.190.0000.00817.13
8.1.180.0030.00518.10
8.1.170.0000.00920.33
8.1.160.0000.00721.86
8.1.150.0050.00218.88
8.1.140.0080.00019.44
8.1.130.0040.00417.63
8.1.120.0040.00417.46
8.1.110.0040.00417.44
8.1.100.0000.00817.37
8.1.90.0020.00517.36
8.1.80.0050.00317.45
8.1.70.0080.00017.25
8.1.60.0070.00317.56
8.1.50.0000.00917.49
8.1.40.0050.00317.41
8.1.30.0040.00417.65
8.1.20.0040.00417.55
8.1.10.0000.00817.54
8.1.00.0040.00417.54
8.0.300.0070.00018.77
8.0.290.0030.00616.75
8.0.280.0040.00418.31
8.0.270.0050.00317.20
8.0.260.0000.00617.18
8.0.250.0070.00016.99
8.0.240.0040.00416.93
8.0.230.0000.00716.77
8.0.220.0070.00016.76
8.0.210.0000.00716.79
8.0.200.0070.00416.75
8.0.190.0060.00316.82
8.0.180.0040.00416.95
8.0.170.0070.00016.81
8.0.160.0050.00316.88
8.0.150.0070.00016.83
8.0.140.0000.00716.76
8.0.130.0030.00313.29
8.0.120.0040.00416.84
8.0.110.0030.00516.75
8.0.100.0040.00416.88
8.0.90.0040.00416.95
8.0.80.0030.01216.81
8.0.70.0000.00716.70
8.0.60.0000.00716.82
8.0.50.0040.00416.90
8.0.30.0070.01117.07
8.0.20.0110.00817.40
8.0.10.0040.00417.02
8.0.00.0120.00716.72
7.4.330.0000.00515.08
7.4.320.0040.00416.48
7.4.300.0000.00616.50
7.4.290.0040.00416.52
7.4.280.0060.00316.50
7.4.270.0030.00316.47
7.4.260.0030.00316.47
7.4.250.0050.00316.47
7.4.240.0020.00616.61
7.4.230.0030.00316.44
7.4.220.0090.00916.66
7.4.210.0040.01116.70
7.4.200.0030.00316.44
7.4.160.0060.00916.35
7.4.150.0100.00717.40
7.4.140.0130.00817.86
7.4.130.0110.00616.40
7.4.120.0110.00916.55
7.4.110.0140.00316.71
7.4.100.0120.00616.53
7.4.90.0100.00716.39
7.4.80.0130.00619.39
7.4.70.0100.00616.54
7.4.60.0100.00716.50
7.4.50.0040.00416.45
7.4.40.0140.00816.45
7.4.30.0100.00716.45
7.4.00.0070.01014.79
7.3.330.0060.00013.09
7.3.320.0030.00313.14
7.3.310.0030.00316.10
7.3.300.0030.00416.25
7.3.290.0040.01116.25
7.3.280.0100.00716.26
7.3.270.0160.00717.40
7.3.260.0070.01616.30
7.3.250.0210.01016.34
7.3.240.0110.00916.56
7.3.230.0080.00816.51
7.3.210.0100.00716.33
7.3.200.0100.00716.40
7.3.190.0110.01016.24
7.3.180.0120.00916.27
7.3.170.0080.01616.50
7.3.160.0090.01216.33
7.2.330.0090.00916.52
7.2.320.0090.00916.67
7.2.310.0100.00716.39
7.2.300.0100.01016.43
7.2.290.0090.00916.46
7.2.60.0100.00316.71
7.2.00.0040.01119.01
7.1.200.0060.00615.66
7.1.100.0030.00717.93
7.1.70.0130.00016.97
7.1.60.0100.01319.11
7.1.50.0030.00916.82
7.1.00.0100.07022.46
7.0.200.0090.00914.56
7.0.60.0070.04319.95
7.0.50.0130.07317.89
7.0.40.0070.04720.20
7.0.30.0300.07020.13
7.0.20.0230.07020.09
7.0.10.0130.05720.16
7.0.00.0030.08019.95
5.6.280.0030.03320.86
5.6.210.0070.08020.62
5.6.200.0100.07718.11
5.6.190.0300.04320.33
5.6.180.0270.04320.39
5.6.170.0370.06720.50
5.6.160.0130.08020.48
5.6.150.0130.07718.11
5.6.140.0070.08318.11
5.6.130.0170.06718.21
5.6.120.0100.07321.14
5.6.110.0000.09321.11
5.6.100.0030.06321.02
5.6.90.0030.08721.07
5.6.80.0070.07720.40
5.5.350.4200.04320.40
5.5.340.0030.05718.01
5.5.330.0070.06720.41
5.5.320.0200.08020.57
5.5.310.0300.04720.27
5.5.300.0000.09017.96
5.5.290.0070.08317.89
5.5.280.0030.08720.80
5.5.270.0070.08020.79
5.5.260.0100.06720.64
5.5.250.0100.07720.79
5.5.240.0070.04320.25
5.4.450.0730.05719.25
5.4.440.0700.06719.48
5.4.430.0600.06319.31
5.4.420.0670.05319.50
5.4.410.0700.05719.32
5.4.400.0630.04318.81
5.4.390.0500.07319.12
5.4.380.0100.06018.91
5.4.370.0530.07719.30
5.4.360.0870.05318.95
5.4.350.0330.07019.12
5.4.340.0330.06319.12
5.4.320.0300.05319.14
5.4.310.0730.05319.09
5.4.300.0670.06018.94
5.4.290.0630.06319.08
5.4.280.0570.06718.95
5.4.270.0900.05319.21
5.4.260.0770.07018.79
5.4.250.0800.08019.30
5.4.240.0900.07019.26
5.4.230.0930.08718.99
5.4.220.0800.07018.79
5.4.210.0700.05319.25
5.4.200.0600.06019.27
5.4.190.0730.08019.13
5.4.180.0770.05719.20
5.4.170.0870.06318.80
5.4.160.0530.06719.12
5.4.150.0800.05319.13
5.4.140.0700.05016.37
5.4.130.0670.07316.40
5.4.120.0830.06316.29
5.4.110.0770.06016.38
5.4.100.0730.06316.18
5.4.90.0730.06316.21
5.4.80.0670.05716.50
5.4.70.0730.05716.20
5.4.60.0770.07016.04
5.4.50.0600.07016.44
5.4.40.0700.05716.50
5.4.30.0730.04716.15
5.4.20.0670.06016.05
5.4.10.0600.08016.16
5.4.00.0900.05315.81

preferences:
61.68 ms | 401 KiB | 5 Q