3v4l.org

run code in 300+ PHP versions simultaneously
<?php $something = array( 'category_1' => array( 'name' => 'Category 1', 'column' => '1' ), 'category_2' => array( 'name' => 'Category 2', 'column' => '2' ), 'category_3' => array( 'name' => 'Category 2', 'column' => '1' ), 'category_4' => array( 'name' => 'Category 4', 'column' => '3' ), 'category_4' => array( 'name' => 'Category 4', 'column' => '2' ), ); $formatted = array(); foreach($something as $val) { $formatted[$val['column']][] = $val; } var_dump($formatted);

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)
8.3.40.0140.00718.83
8.3.30.0110.00419.17
8.3.20.0070.00020.25
8.3.10.0080.00023.71
8.3.00.0040.00419.15
8.2.170.0140.00722.96
8.2.160.0110.00420.57
8.2.150.0050.00324.18
8.2.140.0060.00324.66
8.2.130.0070.00026.16
8.2.120.0060.00320.89
8.2.110.0120.00621.05
8.2.100.0040.00819.16
8.2.90.0030.00517.75
8.2.80.0000.00917.97
8.2.70.0090.00018.04
8.2.60.0080.00017.93
8.2.50.0030.00518.10
8.2.40.0030.00522.33
8.2.30.0000.00818.26
8.2.20.0080.00017.76
8.2.10.0000.00717.92
8.2.00.0070.00017.54
8.1.270.0030.00623.69
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0070.00319.27
8.1.230.0110.00019.07
8.1.220.0060.00317.74
8.1.210.0050.00318.77
8.1.200.0040.00417.36
8.1.190.0050.00317.23
8.1.180.0000.00818.10
8.1.170.0080.00018.71
8.1.160.0000.00721.92
8.1.150.0000.00818.69
8.1.140.0000.00817.45
8.1.130.0000.00717.82
8.1.120.0040.00417.52
8.1.110.0070.00017.46
8.1.100.0070.00017.44
8.1.90.0070.00017.43
8.1.80.0000.00717.48
8.1.70.0030.00317.29
8.1.60.0030.00617.55
8.1.50.0040.00417.48
8.1.40.0100.00017.39
8.1.30.0040.00417.57
8.1.20.0040.00417.62
8.1.10.0000.00817.50
8.1.00.0040.00417.33
8.0.300.0040.00419.57
8.0.290.0040.00416.63
8.0.280.0050.00318.43
8.0.270.0060.00317.36
8.0.260.0030.00317.31
8.0.250.0070.00016.96
8.0.240.0000.00716.86
8.0.230.0000.00716.83
8.0.220.0000.00716.85
8.0.210.0070.00016.76
8.0.200.0000.00716.93
8.0.190.0070.00016.95
8.0.180.0040.00416.80
8.0.170.0080.00016.79
8.0.160.0070.00016.72
8.0.150.0040.00416.73
8.0.140.0070.00416.73
8.0.130.0030.00313.40
8.0.120.0030.00616.85
8.0.110.0040.00416.82
8.0.100.0000.00816.88
8.0.90.0000.00716.88
8.0.80.0160.00716.93
8.0.70.0040.00416.87
8.0.60.0040.00416.75
8.0.50.0080.00016.75
8.0.30.0110.01116.95
8.0.20.0130.01317.40
8.0.10.0050.00317.00
8.0.00.0090.00816.87
7.4.330.0030.00315.00
7.4.320.0060.00016.60
7.4.300.0050.00216.64
7.4.290.0050.00316.42
7.4.280.0000.00816.50
7.4.270.0070.00016.60
7.4.260.0070.00416.57
7.4.250.0040.00416.53
7.4.240.0050.00216.55
7.4.230.0030.00316.38
7.4.220.0110.00716.62
7.4.210.0110.00416.55
7.4.200.0050.00216.37
7.4.190.0000.00716.65
7.4.160.0110.00616.43
7.4.150.0060.01417.40
7.4.140.0150.00817.86
7.4.130.0090.00916.57
7.4.120.0100.00716.44
7.4.110.0100.01016.63
7.4.100.0150.01116.50
7.4.90.0160.00616.55
7.4.80.0070.01019.39
7.4.70.0150.00816.38
7.4.60.0130.00416.55
7.4.50.0030.00516.54
7.4.40.0100.00616.63
7.4.30.0080.00916.43
7.4.10.0030.01315.23
7.4.00.0050.01214.92
7.3.330.0020.00213.30
7.3.320.0000.00613.26
7.3.310.0040.00416.15
7.3.300.0030.00316.27
7.3.290.0130.00716.29
7.3.280.0100.01016.29
7.3.270.0070.01017.40
7.3.260.0140.00316.36
7.3.250.0110.00816.28
7.3.240.0090.01316.53
7.3.230.0150.00316.39
7.3.210.0100.01316.47
7.3.200.0110.00719.39
7.3.190.0140.01016.30
7.3.180.0110.00516.38
7.3.170.0160.00316.57
7.3.160.0060.00916.65
7.3.130.0070.01314.76
7.3.120.0070.00714.60
7.3.110.0100.01014.86
7.3.100.0060.00914.88
7.3.90.0080.00814.84
7.3.80.0000.01214.91
7.3.70.0080.00814.66
7.3.60.0090.00614.92
7.3.50.0030.00714.88
7.3.40.0030.00714.77
7.3.30.0030.00914.86
7.3.20.0070.00716.80
7.3.10.0090.00816.65
7.3.00.0080.00816.65
7.2.330.0120.00616.41
7.2.320.0090.00916.73
7.2.310.0140.00416.69
7.2.300.0170.00716.72
7.2.290.0140.00316.62
7.2.260.0040.01515.05
7.2.250.0000.01815.07
7.2.240.0090.00614.96
7.2.230.0130.00315.23
7.2.220.0040.01214.88
7.2.210.0060.00614.86
7.2.200.0030.00914.96
7.2.190.0030.01415.03
7.2.180.0100.00315.18
7.2.170.0070.00715.12
7.2.160.0060.00915.08
7.2.150.0000.01216.85
7.2.140.0120.00417.04
7.2.130.0100.00816.95
7.2.120.0100.00516.80
7.2.110.0030.01316.82
7.2.100.0080.00316.90
7.2.90.0080.01316.86
7.2.80.0130.00716.97
7.2.70.0100.00816.97
7.2.60.0070.00416.86
7.2.50.0110.00616.97
7.2.40.0060.01116.68
7.2.30.0160.00516.95
7.2.20.0100.00616.77
7.2.10.0050.01016.69
7.2.00.0150.00516.94
7.1.330.0110.00616.07
7.1.320.0090.00315.91
7.1.310.0000.00916.09
7.1.300.0090.00315.59
7.1.290.0130.00315.59
7.1.280.0000.01516.00
7.1.270.0060.00615.75
7.1.260.0070.00715.78
7.1.250.0060.00615.74
7.1.240.0000.01315.79
7.1.230.0000.01415.53
7.1.220.0040.01415.96
7.1.210.0060.00615.91
7.1.200.0080.00315.75
7.1.190.0030.01015.86
7.1.180.0060.00615.66
7.1.170.0040.00816.04
7.1.160.0000.00915.54
7.1.150.0060.00915.90
7.1.140.0060.00915.79
7.1.130.0000.01415.83
7.1.120.0000.01015.84
7.1.110.0000.01515.80
7.1.100.0100.00916.69
7.1.90.0100.00315.70
7.1.80.0030.00915.57
7.1.70.0060.00516.42
7.1.60.0050.01317.73
7.1.50.0070.01016.30
7.1.40.0030.00915.85
7.1.30.0060.00316.00
7.1.20.0030.00915.77
7.1.10.0050.00815.83
7.1.00.0070.04118.98
7.0.330.0030.00915.34
7.0.320.0050.00515.54
7.0.310.0100.00315.15
7.0.300.0030.00715.47
7.0.290.0030.00915.60
7.0.280.0100.00315.21
7.0.270.0040.00815.21
7.0.260.0000.01415.45
7.0.250.0040.01115.51
7.0.240.0000.01515.43
7.0.230.0040.01215.47
7.0.220.0060.00615.18
7.0.210.0030.01115.52
7.0.200.0040.00715.85
7.0.190.0000.01515.35
7.0.180.0040.01115.53
7.0.170.0030.01015.21
7.0.160.0050.00515.52
7.0.150.0030.01015.49
7.0.140.0070.03718.77
7.0.130.0030.00615.56
7.0.120.0000.01515.46
7.0.110.0000.00915.20
7.0.100.0090.04517.86
7.0.90.0230.04717.56
7.0.80.0070.04417.67
7.0.70.0030.04617.75
7.0.60.0090.02717.69
7.0.50.0110.03017.82
7.0.40.0140.03616.80
7.0.30.0050.04916.77
7.0.20.0130.03916.82
7.0.10.0060.02816.79
7.0.00.0110.04016.74
5.6.400.0030.01013.95
5.6.390.0030.00914.35
5.6.380.0030.01714.30
5.6.370.0060.00914.46
5.6.360.0100.00314.32
5.6.350.0070.00714.68
5.6.340.0070.00714.53
5.6.330.0070.01014.48
5.6.320.0060.00914.59
5.6.310.0030.00614.35
5.6.300.0030.00914.05
5.6.290.0030.00914.25
5.6.280.0030.04217.98
5.6.270.0080.00514.75
5.6.260.0030.01014.53
5.6.250.0130.04317.57
5.6.240.0120.04017.54
5.6.230.0030.03217.46
5.6.220.0080.03817.37
5.6.210.0060.02417.62
5.6.200.0070.04517.76
5.6.190.0070.03817.74
5.6.180.0050.04917.76
5.6.170.0100.04117.68
5.6.160.0110.04017.72
5.6.150.0050.04117.85
5.6.140.0020.04617.66
5.6.130.0040.05317.78
5.6.120.0070.02517.69
5.6.110.0030.03917.67
5.6.100.0050.04817.79
5.6.90.0050.04117.73
5.6.80.0070.04117.47
5.6.70.0050.02617.31
5.6.60.0070.02917.39
5.6.50.0070.02917.52
5.6.40.0130.01817.31
5.6.30.0070.03817.24
5.6.20.0100.01717.19
5.6.10.0080.03117.32
5.6.00.0070.02617.47
5.5.380.0050.04817.38
5.5.370.0020.04817.19
5.5.360.0060.04617.42
5.5.350.0050.04717.37
5.5.340.0100.02317.60
5.5.330.0050.04717.63
5.5.320.0060.04517.59
5.5.310.0030.03017.62
5.5.300.0120.02217.52
5.5.290.0060.04817.64
5.5.280.0080.04617.58
5.5.270.0070.03017.53
5.5.260.0140.03817.55
5.5.250.0130.04017.38
5.5.240.0070.04417.13
5.5.230.0080.03817.37
5.5.220.0050.03817.08
5.5.210.0020.04217.39
5.5.200.0090.03517.08
5.5.190.0080.04317.34
5.5.180.0030.04317.17
5.5.170.0130.00314.16
5.5.160.0100.02917.16
5.5.150.0050.04717.31
5.5.140.0070.04317.35
5.5.130.0070.02317.18
5.5.120.0060.04117.26
5.5.110.0100.03517.15
5.5.100.0050.03317.06
5.5.90.0050.04417.08
5.5.80.0120.03917.25
5.5.70.0060.02317.13
5.5.60.0080.03717.18
5.5.50.0150.03317.05
5.5.40.0050.04817.18
5.5.30.0050.04617.05
5.5.20.0100.04116.96
5.5.10.0060.04517.11
5.5.00.0140.03617.09
5.4.450.0030.04015.04
5.4.440.0100.03815.10
5.4.430.0020.03915.17
5.4.420.0050.04215.13
5.4.410.0050.02915.32
5.4.400.0120.03315.09
5.4.390.0080.03814.92
5.4.380.0030.04215.09
5.4.370.0050.03515.14
5.4.360.0000.02614.93
5.4.350.0060.03014.84
5.4.340.0000.03014.86
5.4.330.0060.00610.93
5.4.320.0080.03515.14
5.4.310.0020.02514.96
5.4.300.0100.03315.11
5.4.290.0020.04415.21
5.4.280.0070.03615.07
5.4.270.0050.03715.04
5.4.260.0110.01314.96
5.4.250.0030.02614.86
5.4.240.0120.02815.11
5.4.230.0070.03214.93
5.4.220.0060.03814.87
5.4.210.0030.02714.97
5.4.200.0030.03215.08
5.4.190.0100.03714.90
5.4.180.0030.03915.00
5.4.170.0060.04014.90
5.4.160.0020.03114.95
5.4.150.0080.03614.99
5.4.140.0080.04013.53
5.4.130.0040.02513.73
5.4.120.0030.04013.68
5.4.110.0050.02413.46
5.4.100.0040.04013.62
5.4.90.0020.02513.51
5.4.80.0100.01813.66
5.4.70.0070.03513.75
5.4.60.0050.02813.53
5.4.50.0060.02313.53
5.4.40.0050.04013.66
5.4.30.0000.03613.75
5.4.20.0110.03513.68
5.4.10.0050.03613.54
5.4.00.0030.02313.43
5.3.290.0030.04012.63
5.3.280.0030.03012.45
5.3.270.0000.03012.42
5.3.260.0050.03012.51
5.3.250.0020.03412.58
5.3.240.0030.02812.43
5.3.230.0110.04112.45
5.3.220.0050.03512.39
5.3.210.0050.04012.46
5.3.200.0040.02212.49
5.3.190.0050.03512.54
5.3.180.0070.02112.55
5.3.170.0060.04112.51
5.3.160.0150.03312.61
5.3.150.0050.03412.57
5.3.140.0090.02612.53
5.3.130.0030.02412.50
5.3.120.0000.02712.53
5.3.110.0050.04312.41
5.3.100.0030.04112.20
5.3.90.0020.02312.28
5.3.80.0060.02112.03
5.3.70.0060.02712.10
5.3.60.0050.04012.22
5.3.50.0020.03212.18
5.3.40.0030.02812.20
5.3.30.0030.03812.16
5.3.20.0050.03711.99
5.3.10.0030.02311.87
5.3.00.0080.02611.88
5.2.170.0100.04012.30
5.2.160.0070.05012.30
5.2.150.0030.03012.30
5.2.140.0100.05012.30
5.2.130.0100.03712.30
5.2.120.0130.04312.30
5.2.110.0030.04312.30
5.2.100.0070.04712.30
5.2.90.0030.04012.30
5.2.80.0000.06712.30
5.2.70.0070.05312.30
5.2.60.0030.03312.30
5.2.50.0030.04312.30
5.2.40.0070.06312.30
5.2.30.0100.04012.30
5.2.20.0030.03312.30
5.2.10.0030.05012.30
5.2.00.0070.03012.30
5.1.60.0000.04712.30
5.1.50.0030.02712.30
5.1.40.0070.02312.30
5.1.30.0070.02712.30
5.1.20.0100.05312.30
5.1.10.0070.02012.30
5.1.00.0070.02712.30
5.0.50.0070.02712.30
5.0.40.0070.01712.30
5.0.30.0000.04012.30
5.0.20.0000.02712.30
5.0.10.0000.03012.30
5.0.00.0000.03312.30
4.4.90.0030.03012.30
4.4.80.0070.02712.30
4.4.70.0030.02012.30
4.4.60.0070.02712.30
4.4.50.0030.04012.30
4.4.40.0000.02712.30
4.4.30.0070.02012.30
4.4.20.0070.02012.30
4.4.10.0070.02712.30
4.4.00.0030.05712.30
4.3.110.0100.02012.30
4.3.100.0030.01712.30
4.3.90.0000.02312.30
4.3.80.0030.03312.30
4.3.70.0030.01712.30
4.3.60.0030.01712.30
4.3.50.0000.02012.30
4.3.40.0000.04712.30
4.3.30.0000.03712.30
4.3.20.0000.03312.30
4.3.10.0030.01712.30
4.3.00.0000.02312.30

preferences:
46.97 ms | 400 KiB | 5 Q