3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array( 'index1' => 'Deleted', 'index2' => 'numbers', 'index3' => 'test', 'index4' => 'Inserted', ); $specificIndex = array('index2','index3'); $array1=array(); foreach($array as $key => $value){ if($key == key($specificIndex)){ $array1[$key] = $value; unset($array[key($specificIndex)]); } } print_r($array); print_r($array1);

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)
8.3.60.0110.00718.27
8.3.50.0100.00921.22
8.3.40.0150.00018.59
8.3.30.0070.00718.98
8.3.20.0080.00020.21
8.3.10.0000.00823.62
8.3.00.0090.00019.67
8.2.180.0150.00016.38
8.2.170.0190.00018.97
8.2.160.0120.00322.96
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0000.00819.36
8.2.110.0070.00321.00
8.2.100.0000.01117.84
8.2.90.0000.00818.22
8.2.80.0000.00817.97
8.2.70.0030.00817.63
8.2.60.0000.00717.80
8.2.50.0030.00618.10
8.2.40.0040.00420.07
8.2.30.0050.00317.95
8.2.20.0050.00317.70
8.2.10.0000.00818.15
8.2.00.0020.00518.07
8.1.280.0070.00725.92
8.1.270.0030.00520.29
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.52
8.1.230.0060.00622.74
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0080.00018.55
8.1.160.0040.00422.07
8.1.150.0040.00418.79
8.1.140.0040.00417.39
8.1.130.0030.00317.93
8.1.120.0000.00717.49
8.1.110.0070.00017.52
8.1.100.0040.00417.51
8.1.90.0040.00417.44
8.1.80.0000.00717.45
8.1.70.0070.00017.40
8.1.60.0030.00717.57
8.1.50.0040.00417.41
8.1.40.0040.00417.48
8.1.30.0030.00517.66
8.1.20.0040.00417.70
8.1.10.0040.00417.42
8.1.00.0030.00617.25
8.0.300.0000.00720.04
8.0.290.0020.00516.63
8.0.280.0040.00418.45
8.0.270.0080.00017.31
8.0.260.0000.00717.27
8.0.250.0000.00717.02
8.0.240.0040.00416.79
8.0.230.0000.00716.94
8.0.220.0030.00316.78
8.0.210.0000.00816.79
8.0.200.0060.00016.93
8.0.190.0040.00416.86
8.0.180.0000.00716.91
8.0.170.0040.00416.84
8.0.160.0030.00516.96
8.0.150.0040.00416.75
8.0.140.0000.00716.77
8.0.130.0060.00013.27
8.0.120.0040.00416.77
8.0.110.0080.00016.80
8.0.100.0040.00416.90
8.0.90.0040.00416.86
8.0.80.0110.01116.77
8.0.70.0050.00216.96
8.0.60.0040.00416.86
8.0.50.0040.00416.84
8.0.30.0090.00917.13
8.0.20.0110.00817.40
8.0.10.0000.00717.04
8.0.00.0130.00516.84
7.4.330.0050.00015.07
7.4.320.0080.00016.59
7.4.300.0060.00016.52
7.4.290.0030.00316.53
7.4.280.0050.00616.39
7.4.270.0000.00716.50
7.4.260.0040.00416.50
7.4.250.0050.00216.59
7.4.240.0000.00816.54
7.4.230.0070.00016.54
7.4.220.0060.01016.64
7.4.210.0140.00016.63
7.4.200.0000.00716.71
7.4.160.0030.01216.53
7.4.150.0120.00617.40
7.4.140.0110.00817.86
7.4.130.0060.01416.52
7.4.120.0160.00416.51
7.4.110.0170.00016.40
7.4.100.0080.01516.57
7.4.90.0090.00916.46
7.4.80.0060.01119.39
7.4.70.0110.00616.48
7.4.60.0100.00716.36
7.4.50.0000.00416.23
7.4.40.0060.01116.64
7.4.30.0090.01216.61
7.4.00.0070.00715.07
7.3.330.0000.00613.25
7.3.320.0000.00513.22
7.3.310.0050.00216.37
7.3.300.0000.00716.36
7.3.290.0080.00816.31
7.3.280.0080.01116.29
7.3.270.0070.01117.40
7.3.260.0130.00616.55
7.3.250.0090.00816.35
7.3.240.0070.01016.53
7.3.230.0090.01016.50
7.3.210.0060.01216.46
7.3.200.0100.00716.21
7.3.190.0040.01116.59
7.3.180.0030.01416.56
7.3.170.0070.01016.43
7.3.160.0030.01416.42
7.2.330.0100.00716.34
7.2.320.0090.00916.66
7.2.310.0030.01416.47
7.2.300.0070.01116.57
7.2.290.0110.01116.63
7.2.60.0040.00916.83
7.2.00.0040.00819.02
7.1.200.0030.00315.47
7.1.100.0100.00318.05
7.1.70.0000.00717.07
7.1.60.0040.02119.86
7.1.50.0090.00617.11
7.1.00.0030.07722.57
7.0.200.0000.01016.61
7.0.120.0030.08022.14
7.0.110.0070.05721.94
7.0.100.0130.03021.99
7.0.90.0070.08022.02
7.0.80.0030.06322.02
7.0.70.0100.05722.11
7.0.60.0100.06022.03
7.0.50.0100.05021.97
7.0.40.0100.07719.92
7.0.30.0030.05720.00
7.0.20.0000.06019.96
7.0.10.0030.03720.12
7.0.00.0030.04320.01
5.6.280.0070.07021.07
5.6.270.0000.08020.83
5.6.260.0070.07020.73
5.6.250.0070.07320.84
5.6.240.0130.06721.05
5.6.230.0030.08020.81
5.6.220.0070.03320.81
5.6.210.0000.04320.88
5.6.200.0030.07720.92
5.6.190.0030.07020.98
5.6.180.0030.04020.93
5.6.170.0070.06021.03
5.6.160.0000.04320.99
5.6.150.0070.03720.75
5.6.140.0070.06020.95
5.6.130.0000.05020.80
5.6.120.0030.04020.94
5.6.110.0030.04020.95
5.6.100.0070.07721.00
5.6.90.0000.05020.68
5.6.80.0130.04720.26
5.6.70.0030.04020.25
5.6.60.0100.04020.12
5.6.50.0000.05020.27
5.6.40.0070.06720.39
5.6.30.0070.05320.39
5.6.20.0070.04720.14
5.6.10.0130.06320.30
5.6.00.0130.07720.20
5.5.380.0070.05317.63
5.5.370.0030.08017.47
5.5.360.0030.03717.51
5.5.350.0100.06717.39
5.5.340.0070.08017.85
5.5.330.0030.06718.12
5.5.320.0070.08018.25
5.5.310.0070.08018.16
5.5.300.0070.04017.88
5.5.290.0000.04317.86
5.5.280.0100.07717.89
5.5.270.0000.05317.82
5.5.260.0030.04017.98
5.5.250.0000.04017.71
5.5.240.0130.03717.25
5.5.230.0000.04317.14
5.5.220.0070.07717.47
5.5.210.0100.03017.24
5.5.200.0000.04017.20
5.5.190.0070.04317.21
5.5.180.0000.06717.62
5.5.160.0030.06717.36
5.5.150.0130.03317.45
5.5.140.0070.03717.23
5.5.130.0030.03717.45
5.5.120.0000.05017.21
5.5.110.0070.05317.21
5.5.100.0100.04317.41
5.5.90.0070.07717.12
5.5.80.0130.02717.34
5.5.70.0070.04717.09
5.5.60.0070.03317.23
5.5.50.0000.04017.10
5.5.40.0000.04017.13
5.5.30.0070.04017.26
5.5.20.0030.03717.11
5.5.10.0000.04017.34
5.5.00.0030.03717.21
5.4.450.0030.04019.21
5.4.440.0070.03719.37
5.4.430.0030.06319.42
5.4.420.0030.06319.22
5.4.410.0070.07719.08
5.4.400.0100.07318.88
5.4.390.0000.05718.92
5.4.380.0030.04019.05
5.4.370.0030.03718.93
5.4.360.0030.05719.03
5.4.350.0070.05019.09
5.4.340.0000.05018.96
5.4.320.0130.02718.93
5.4.310.0000.06718.88
5.4.300.0000.07719.19
5.4.290.0000.09018.88
5.4.280.0030.05718.93
5.4.270.0070.07318.88
5.4.260.0100.05719.20
5.4.250.0030.07718.85
5.4.240.0000.05319.04
5.4.230.0100.03018.91
5.4.220.0030.03718.93
5.4.210.0030.03718.88
5.4.200.0000.04019.02
5.4.190.0000.03318.91
5.4.180.0030.03018.95
5.4.170.0030.03719.02
5.4.160.0000.05318.84
5.4.150.0030.04018.89
5.4.140.0070.04716.29
5.4.130.0100.07016.13
5.4.120.0030.03316.44
5.4.110.0030.02716.22
5.4.100.0070.03316.22
5.4.90.0030.05716.06
5.4.80.0100.05716.28
5.4.70.0000.04016.33
5.4.60.0030.07016.42
5.4.50.0030.05716.14
5.4.40.0070.03016.46
5.4.30.0030.03316.28
5.4.20.0030.03316.39
5.4.10.0030.05016.18
5.4.00.0000.06015.58
5.3.290.0070.06714.54
5.3.280.0030.04014.54
5.3.270.0030.04014.61
5.3.260.0000.04014.43
5.3.250.0000.04014.68
5.3.240.0070.03714.53
5.3.230.0030.03714.59
5.3.220.0100.02314.39
5.3.210.0000.04014.46
5.3.200.0100.03714.45
5.3.190.0000.04014.44
5.3.180.0000.03714.66
5.3.170.0070.04314.64
5.3.160.0130.06714.39
5.3.150.0000.05714.41
5.3.140.0070.06314.61
5.3.130.0100.07014.61
5.3.120.0000.04714.38
5.3.110.0070.03314.48
5.3.100.0130.02714.03
5.3.90.0000.04014.08
5.3.80.0000.03713.80
5.3.70.0070.04713.84
5.3.60.0030.03313.95
5.3.50.0070.03013.80
5.3.40.0030.04314.04
5.3.30.0000.05313.85
5.3.20.0100.03013.57
5.3.10.0100.04013.58
5.3.00.0070.03013.66
5.2.170.0030.06011.05
5.2.160.0100.02711.09
5.2.150.0030.02711.09
5.2.140.0070.06011.04
5.2.130.0000.03011.04
5.2.120.0030.02710.99
5.2.110.0000.04311.02
5.2.100.0030.05711.09
5.2.90.0000.02711.04
5.2.80.0030.06011.10
5.2.70.0000.03711.04
5.2.60.0030.02710.97
5.2.50.0000.03710.97
5.2.40.0000.03011.16
5.2.30.0000.03010.92
5.2.20.0070.03710.97
5.2.10.0100.02310.80
5.2.00.0030.02710.74
5.1.60.0000.02310.23
5.1.50.0030.0239.81
5.1.40.0030.0309.93
5.1.30.0030.03010.56
5.1.20.0000.02710.42
5.1.10.0030.02310.05
5.1.00.0030.0279.89
5.0.50.0030.0309.65
5.0.40.0030.0279.65
5.0.30.0000.0309.65
5.0.20.0000.0409.65
5.0.10.0000.0339.65
5.0.00.0030.0309.65
4.4.90.0000.0209.65
4.4.80.0000.0179.65
4.4.70.0000.0179.65
4.4.60.0000.0339.65
4.4.50.0030.0179.65
4.4.40.0000.0409.65
4.4.30.0000.0209.65
4.4.20.0000.0179.65
4.4.10.0030.0239.65
4.4.00.0000.0609.65
4.3.110.0000.0139.65
4.3.100.0000.0309.65
4.3.90.0000.0139.65
4.3.80.0000.0239.65
4.3.70.0000.0139.65
4.3.60.0000.0139.65
4.3.50.0000.0279.65
4.3.40.0000.0339.65
4.3.30.0030.0139.65
4.3.20.0030.0209.65
4.3.10.0030.0209.65
4.3.00.0000.0179.65

preferences:
61.7 ms | 401 KiB | 5 Q