3v4l.org

run code in 300+ PHP versions simultaneously
<?php function reorderArray($array, $key) { $found = false; foreach($array as $k=>$v) { $found = $found || $k===$key; if(!$found) { unset($array[$k]); $array[$k] = $v; } } return $array; } $array=[1=>'foo', 4=>'bar', 9=>'baz', 12=>'baz']; var_dump(reorderArray($array, 12));

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)
8.3.60.0140.00718.33
8.3.50.0170.00721.14
8.3.40.0110.00318.70
8.3.30.0070.00719.05
8.3.20.0040.00420.16
8.3.10.0000.00820.39
8.3.00.0040.00419.38
8.2.180.0140.00416.38
8.2.170.0090.00622.96
8.2.160.0070.00720.45
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0080.00022.18
8.2.110.0060.00320.52
8.2.100.0080.00417.91
8.2.90.0040.00419.30
8.2.80.0080.00017.97
8.2.70.0050.00317.63
8.2.60.0070.00418.02
8.2.50.0000.00818.07
8.2.40.0050.00318.16
8.2.30.0040.00419.23
8.2.20.0040.00417.73
8.2.10.0040.00418.15
8.2.00.0000.00717.67
8.1.280.0100.01025.92
8.1.270.0040.00423.97
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00023.90
8.1.230.0080.00319.10
8.1.220.0040.00417.79
8.1.210.0080.00018.77
8.1.200.0100.00017.23
8.1.190.0080.00017.35
8.1.180.0000.00818.10
8.1.170.0030.00518.51
8.1.160.0000.00721.98
8.1.150.0040.00418.83
8.1.140.0070.00017.36
8.1.130.0000.00717.45
8.1.120.0030.00317.42
8.1.110.0000.00717.35
8.1.100.0070.00017.47
8.1.90.0040.00417.39
8.1.80.0040.00417.40
8.1.70.0030.00517.43
8.1.60.0000.00917.64
8.1.50.0080.00017.57
8.1.40.0070.00017.54
8.1.30.0050.00317.52
8.1.20.0050.00217.59
8.1.10.0080.00017.57
8.1.00.0050.00317.37
8.0.300.0040.00418.77
8.0.290.0000.00716.58
8.0.280.0000.00718.44
8.0.270.0070.00017.21
8.0.260.0000.00816.83
8.0.250.0040.00416.95
8.0.240.0000.00716.85
8.0.230.0030.00316.95
8.0.220.0030.00316.89
8.0.210.0000.00716.88
8.0.200.0080.00016.92
8.0.190.0070.00016.92
8.0.180.0080.00016.82
8.0.170.0040.00416.94
8.0.160.0070.00016.82
8.0.150.0000.00716.91
8.0.140.0030.00316.74
8.0.130.0030.00313.28
8.0.120.0080.00016.86
8.0.110.0000.00816.88
8.0.100.0070.00016.76
8.0.90.0050.00216.88
8.0.80.0140.00716.89
8.0.70.0000.00716.85
8.0.60.0030.00516.79
8.0.50.0000.00816.96
8.0.30.0140.00917.20
8.0.20.0140.01017.40
8.0.10.0040.00417.01
8.0.00.0120.01216.83
7.4.330.0000.00615.15
7.4.320.0080.00016.63
7.4.300.0000.00616.62
7.4.290.0080.00016.51
7.4.280.0000.00816.45
7.4.270.0000.00716.38
7.4.260.0000.00716.52
7.4.250.0050.00316.54
7.4.240.0000.00716.52
7.4.230.0030.00316.71
7.4.220.0070.01316.58
7.4.210.0060.00916.55
7.4.200.0000.00716.50
7.4.160.0110.00816.51
7.4.150.0140.00517.40
7.4.140.0050.01417.86
7.4.130.0120.00516.51
7.4.120.0130.00616.45
7.4.110.0090.00916.48
7.4.100.0170.00616.42
7.4.90.0030.01416.27
7.4.80.0090.00919.04
7.4.70.0140.00416.54
7.4.60.0110.00816.51
7.4.50.0050.00316.51
7.4.40.0070.01016.32
7.4.30.0080.00816.43
7.4.00.0070.00714.96
7.3.330.0050.00013.20
7.3.320.0060.00013.33
7.3.310.0000.00716.31
7.3.300.0070.00016.22
7.3.290.0000.01316.30
7.3.280.0080.00916.32
7.3.270.0070.01117.40
7.3.260.0090.00916.64
7.3.250.0160.00516.40
7.3.240.0070.01116.42
7.3.230.0120.00616.39
7.3.210.0100.01316.43
7.3.200.0100.01119.39
7.3.190.0080.00816.59
7.3.180.0060.00916.42
7.3.170.0130.00316.43
7.3.160.0120.00316.45
7.3.10.0110.00416.52
7.3.00.0130.00016.57
7.2.330.0150.00416.52
7.2.320.0060.01216.78
7.2.310.0040.01516.71
7.2.300.0060.00916.43
7.2.290.0140.00316.76
7.2.130.0030.00916.71
7.2.120.0060.00916.32
7.2.110.0040.00716.69
7.2.100.0070.00316.45
7.2.90.0030.00716.88
7.2.80.0140.00316.88
7.2.70.0120.00316.73
7.2.60.0030.01216.70
7.2.50.0100.00316.86
7.2.40.0090.00316.92
7.2.30.0030.00916.86
7.2.20.0090.00616.93
7.2.10.0090.00616.94
7.2.00.0030.01118.22
7.1.250.0120.00315.87
7.1.100.0080.00318.25
7.1.70.0080.00016.93
7.1.60.0040.00819.32
7.1.50.0070.01516.93
7.1.00.0100.07022.45
7.0.200.4480.00314.78
7.0.140.0030.07321.93
7.0.60.0100.08319.93
7.0.50.0030.08317.94
7.0.40.0130.06719.96
7.0.30.0300.03720.20
7.0.20.0400.06720.16
7.0.10.0300.04720.12
7.0.00.0130.08020.25
5.6.280.0000.07321.02
5.6.210.0070.05320.52
5.6.200.0100.08018.30
5.6.190.0100.08020.47
5.6.180.0330.06720.61
5.6.170.0130.05320.48
5.6.160.0030.04320.50
5.6.150.0030.07018.24
5.6.140.0030.05318.28
5.6.130.0000.07018.30
5.6.120.0100.08321.13
5.6.110.0100.08020.96
5.6.100.0130.06020.99
5.6.90.0100.08721.06
5.6.80.0130.07320.49
5.6.70.4330.04020.36
5.5.350.0030.08020.29
5.5.340.0130.07318.02
5.5.330.0030.06020.35
5.5.320.0400.02720.24
5.5.310.0300.07720.37
5.5.300.0100.07718.04
5.5.290.0070.08317.95
5.5.280.0030.08320.91
5.5.270.0070.04320.79
5.5.260.0030.07020.84
5.5.250.0030.06720.50
5.5.240.0100.08020.07
5.4.450.0230.04019.48
5.4.440.0300.07719.30
5.4.430.0270.07719.31
5.4.420.0370.04319.40
5.4.410.0200.04719.44
5.4.400.0270.03319.27
5.4.390.0200.04719.09
5.4.380.0270.03719.09
5.4.370.0270.07319.23
5.4.360.0230.05019.15
5.4.350.0200.07719.09
5.4.340.0300.06719.16
5.4.320.0270.04719.22
5.4.310.0430.06019.24
5.4.300.0300.05718.97
5.4.290.0270.06018.99
5.4.280.0200.05019.18
5.4.270.0270.08018.95
5.4.260.0230.05019.16
5.4.250.0270.07318.97
5.4.240.0200.06019.21
5.4.230.0300.06719.07
5.4.220.0300.03719.07
5.4.210.0300.07319.21
5.4.200.0230.03718.86
5.4.190.0330.06719.07
5.4.180.0230.06019.20
5.4.170.0200.05019.05
5.4.160.0400.06319.29
5.4.150.0300.03319.13
5.4.140.0300.06016.51
5.4.130.0270.06716.30
5.4.120.0270.04716.35
5.4.110.0400.06016.46
5.4.100.0270.05716.54
5.4.90.0200.04316.27
5.4.80.0300.05716.17
5.4.70.0270.03016.19
5.4.60.0230.04016.48
5.4.50.0270.04316.55
5.4.40.0230.07316.32
5.4.30.0330.06016.42
5.4.20.0400.06316.51
5.4.10.0370.05016.52
5.4.00.0270.06715.77
5.3.290.0270.06714.65
5.3.280.0270.04714.67
5.3.270.0270.07014.72
5.3.260.0330.04314.68
5.3.250.0200.04014.52
5.3.240.0330.06314.70
5.3.230.0330.04014.61
5.3.220.0370.06714.49
5.3.210.0300.04014.55
5.3.200.0300.06014.56
5.3.190.0300.06714.65
5.3.180.0300.03714.46
5.3.170.0270.06014.47
5.3.160.0300.06714.55
5.3.150.0370.06714.46
5.3.140.0200.05014.56
5.3.130.0300.07314.56
5.3.120.0230.04014.70
5.3.110.0330.07014.48
5.3.100.0370.06014.12
5.3.90.0300.05313.99
5.3.80.0270.07313.94
5.3.70.0270.06314.09
5.3.60.0370.06314.11
5.3.50.0300.06313.92
5.3.40.0270.03014.02
5.3.30.0200.04013.82
5.3.20.0230.07313.60
5.3.10.0300.04013.57
5.3.00.0300.06713.68
5.2.170.0230.06012.33
5.2.160.0270.05712.33
5.2.150.0170.03712.33
5.2.140.0170.04712.33
5.2.130.0200.03312.33
5.2.120.0170.04712.33
5.2.110.0230.05712.33
5.2.100.0200.06312.33
5.2.90.0300.05012.33
5.2.80.0200.06312.33
5.2.70.0200.06012.33
5.2.60.0170.05712.33
5.2.50.0230.04712.33
5.2.40.0230.05312.33
5.2.30.0270.05012.33
5.2.20.0300.05012.33
5.2.10.0170.05312.33
5.2.00.0230.05312.33
5.1.60.0170.05312.33
5.1.50.0270.04312.33
5.1.40.0170.03312.33
5.1.30.0130.03312.33
5.1.20.0270.05012.33
5.1.10.0200.04312.33
5.1.00.0230.03012.33
5.0.50.0170.03712.33
5.0.40.0100.04012.33
5.0.30.0100.06712.33
5.0.20.0100.02312.33
5.0.10.0130.03312.33
5.0.00.0100.06312.33
4.4.90.0130.01012.33
4.4.80.0130.03312.33
4.4.70.0170.02712.33
4.4.60.0100.03012.33
4.4.50.0170.02712.33
4.4.40.0130.04312.33
4.4.30.0070.02712.33
4.4.20.0070.02012.33
4.4.10.0100.01712.33
4.4.00.0130.05012.33
4.3.110.0100.03012.33
4.3.100.0070.01712.33
4.3.90.0130.03012.33
4.3.80.0070.03312.33
4.3.70.0070.01712.33
4.3.60.0130.03012.33
4.3.50.0100.03012.33
4.3.40.0100.04712.33
4.3.30.0030.03012.33
4.3.20.0030.04012.33
4.3.10.0070.03312.33
4.3.00.0070.03312.33

preferences:
40.62 ms | 401 KiB | 5 Q