3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = Array ( 0 => Array ( 'date' => '2017-08-22', 'AAA' => '1231', ), 1 => Array ( 'date' => '2017-08-21', 'AAA' => '1172', ), 2 => Array ( 'date' => '2017-08-20', 'AAA' => '1125' ), 3 => Array ( 'date' => '2017-08-21', 'BBB' => '251' ), 4 => Array ( 'date' => '2017-08-20', 'BBB' => '21773', ), 5 => Array ( 'date' => '2017-08-22', 'CCC' => '3750' ), 6 => Array ( 'date' => '2017-08-20', 'CCC' => '321750' ) ); echo '<pre>'; $array1 = array('AAA' => null, 'BBB' => null, 'CCC' => null); $array2 = array(); array_walk($array, function ($v) use (&$array2, $array1) { $a = $v['date']; if (!isset($array2[$a])) { $array2[$a] = $array1; } unset($v['date']); $array2[$a] = array_merge($array2[$a], $v); }); print_r($array2);

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)
8.3.70.0070.01018.18
8.3.60.0110.00418.43
8.3.50.0070.00718.07
8.3.40.0140.00318.61
8.3.30.0000.01418.67
8.3.20.0040.00420.30
8.3.10.0000.00822.09
8.3.00.0050.00320.96
8.2.190.0040.01416.63
8.2.180.0070.00718.16
8.2.170.0120.00622.96
8.2.160.0120.00319.45
8.2.150.0000.00824.18
8.2.140.0070.00024.66
8.2.130.0050.00226.16
8.2.120.0050.00319.56
8.2.110.0030.00720.35
8.2.100.0090.00317.72
8.2.90.0040.00417.75
8.2.80.0040.00418.78
8.2.70.0050.00517.63
8.2.60.0060.00317.50
8.2.50.0000.00917.75
8.2.40.0050.00319.52
8.2.30.0040.00419.21
8.2.20.0040.00418.15
8.2.10.0070.00018.20
8.2.00.0070.00018.02
8.1.280.0120.00325.92
8.1.270.0040.00422.13
8.1.260.0080.00026.35
8.1.250.0000.00828.09
8.1.240.0030.00619.16
8.1.230.0070.00317.83
8.1.220.0000.00817.76
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0060.00317.35
8.1.180.0030.00618.10
8.1.170.0000.00719.03
8.1.160.0070.00018.80
8.1.150.0060.00322.07
8.1.140.0040.00419.61
8.1.130.0000.00718.87
8.1.120.0040.00417.52
8.1.110.0000.00717.51
8.1.100.0040.00417.42
8.1.90.0000.00717.51
8.1.80.0000.00717.37
8.1.70.0030.00317.43
8.1.60.0060.00417.50
8.1.50.0070.00317.39
8.1.40.0070.00517.36
8.1.30.0050.00717.63
8.1.20.0080.00517.58
8.1.10.0070.00417.43
8.1.00.0040.00617.43
8.0.300.0090.00021.59
8.0.290.0050.00216.63
8.0.280.0030.00318.46
8.0.270.0000.00717.14
8.0.260.0040.00418.79
8.0.250.0000.00716.96
8.0.240.0000.00716.88
8.0.230.0070.00016.87
8.0.220.0000.00816.78
8.0.210.0040.00416.82
8.0.200.0000.00716.94
8.0.190.0060.00316.91
8.0.180.0040.00416.83
8.0.170.0040.00516.80
8.0.160.0060.00316.76
8.0.150.0070.00316.78
8.0.140.0050.00516.79
8.0.130.0070.00415.06
8.0.120.0060.00616.77
8.0.110.0040.00716.77
8.0.100.0050.00516.80
8.0.90.0060.00316.85
8.0.80.0120.00516.79
8.0.70.0040.00416.79
8.0.60.0080.00116.72
8.0.50.0060.00516.77
8.0.30.0090.01017.05
8.0.20.0100.00817.23
8.0.10.0140.00316.93
8.0.00.0080.00716.87
7.4.330.0050.00015.55
7.4.320.0000.00616.38
7.4.300.0050.00316.62
7.4.290.0030.00516.49
7.4.280.0100.00516.47
7.4.270.0090.00216.42
7.4.260.0070.00616.47
7.4.250.0040.00716.45
7.4.240.0110.00216.56
7.4.230.0110.00216.59
7.4.220.0070.01216.43
7.4.210.0080.00816.45
7.4.200.0080.00316.54
7.4.190.0140.00316.38
7.4.180.0100.00516.52
7.4.160.0100.00716.61
7.4.150.0100.00716.75
7.4.140.0080.00817.27
7.4.130.0090.00616.47
7.4.120.0070.01116.42
7.4.110.0080.00916.49
7.4.100.0090.00816.37
7.4.90.0100.00616.45
7.4.80.0080.00917.25
7.4.70.0090.00716.53
7.4.60.0080.00916.51
7.4.50.0090.00716.35
7.4.40.0080.00916.47
7.4.30.0080.00816.44
7.4.20.0100.00916.38
7.4.10.0130.00516.45
7.4.00.0080.00815.75
7.3.330.0060.00614.82
7.3.320.0090.00114.84
7.3.310.0100.00316.21
7.3.300.0070.00516.26
7.3.290.0070.00916.35
7.3.280.0040.01116.33
7.3.270.0130.00616.71
7.3.260.0110.00616.33
7.3.250.0110.00716.43
7.3.240.0110.00916.42
7.3.230.0070.00916.44
7.3.220.0110.00616.30
7.3.210.0090.00816.25
7.3.200.0100.00816.35
7.3.190.0080.00816.32
7.3.180.0120.00516.33
7.3.170.0110.00516.31
7.3.160.0090.00916.37
7.3.150.0120.00616.24
7.3.140.0080.01016.35
7.3.130.0100.00816.27
7.3.120.0080.00915.57
7.3.110.0100.00915.48
7.3.100.0100.00715.31
7.3.90.0090.00715.52
7.3.80.0080.00815.33
7.3.70.0090.00815.25
7.3.60.0110.00615.40
7.3.50.0090.00815.37
7.3.40.0070.00815.42
7.3.30.0100.00715.34
7.3.20.0090.00816.28
7.3.10.0090.00716.25
7.3.00.0120.00716.13
7.2.340.0110.01116.42
7.2.330.0110.01016.33
7.2.320.0130.00616.54
7.2.310.0080.01116.49
7.2.300.0110.00916.51
7.2.290.0100.01016.48
7.2.280.0110.01016.47
7.2.270.0120.00916.31
7.2.260.0100.00916.25
7.2.250.0150.00515.82
7.2.240.0120.00915.73
7.2.230.0110.00815.65
7.2.220.0110.00815.49
7.2.210.0080.01215.46
7.2.200.0110.00915.60
7.2.190.0100.00915.58
7.2.180.0110.00715.52
7.2.170.0090.00915.58
7.2.160.0090.01015.69
7.2.150.0120.00816.35
7.2.140.0100.01016.47
7.2.130.0150.00616.31
7.2.120.0110.00916.20
7.2.110.0160.00516.15
7.2.100.0100.01016.25
7.2.90.0120.00716.24
7.2.80.0200.00916.35
7.2.70.0100.00916.19
7.2.60.0100.01016.40
7.2.50.0120.00916.20
7.2.40.0110.01016.18
7.2.30.0120.00816.52
7.2.20.0520.00716.43
7.2.10.0120.00916.44
7.2.00.0100.01016.38
7.1.330.0090.00915.59
7.1.320.0100.00815.44
7.1.310.0090.00815.46
7.1.300.0120.00915.40
7.1.290.0090.00715.37
7.1.280.0130.00715.41
7.1.270.0100.00815.46
7.1.260.0120.00515.39
7.1.250.0110.01115.12
7.1.240.0160.00914.95
7.1.230.0180.00714.92
7.1.220.0130.00914.95
7.1.210.0180.00515.01
7.1.200.0150.00615.10
7.1.190.0120.01015.03
7.1.180.0160.00714.99
7.1.170.0180.00815.05
7.1.160.0150.00814.97
7.1.150.0150.00815.19
7.1.140.0150.00715.21
7.1.130.0120.00915.17
7.1.120.0110.01115.20
7.1.110.0130.00715.09
7.1.100.0140.00715.54
7.1.90.0110.00915.48
7.1.80.0250.01015.49
7.1.70.0270.00815.25
7.1.60.0310.00821.28
7.1.50.0390.00821.17
7.1.40.0270.01220.96
7.1.30.0350.01021.13
7.1.20.0330.00921.12
7.1.10.0230.01015.06
7.1.00.0380.00915.18
7.0.330.0120.00814.72
7.0.320.0160.00414.73
7.0.310.0120.00714.72
7.0.300.0090.01014.63
7.0.290.0160.00514.66
7.0.280.0150.00614.57
7.0.270.0130.00614.87
7.0.260.0120.00814.92
7.0.250.0190.00414.91
7.0.240.0140.00615.16
7.0.230.0120.00715.21
7.0.220.0110.00914.99
7.0.210.0130.00814.93
7.0.200.0290.00815.02
7.0.190.0420.00514.96
7.0.180.0240.01214.81
7.0.170.0330.00714.80
7.0.160.0300.00614.75
7.0.150.0250.00814.81
7.0.140.0270.00614.76
7.0.130.0280.00714.90
7.0.120.0280.00814.94
7.0.110.0380.00814.81
7.0.100.0290.00914.78
7.0.90.0290.00814.79
7.0.80.0320.00814.83
7.0.70.0320.00814.80
7.0.60.0240.01014.80
7.0.50.0260.01114.90
7.0.40.0290.00614.92
7.0.30.0340.00814.93
7.0.20.0250.00814.91
7.0.10.0290.00714.86
7.0.00.0360.00814.85
5.6.400.0090.01015.14
5.6.390.0140.00615.09
5.6.380.0130.00715.06
5.6.370.0160.00615.99
5.6.360.0140.00715.84
5.6.350.0160.00815.90
5.6.340.0170.00815.90
5.6.330.0110.00815.99
5.6.320.0080.01115.97
5.6.310.0090.00915.89
5.6.300.0130.00815.85
5.6.290.0110.00915.99
5.6.280.0140.00815.83
5.6.270.0150.00715.93
5.6.260.0120.01115.76
5.6.250.0150.01015.75
5.6.240.0190.00515.94
5.6.230.0160.00616.14
5.6.220.0140.01016.06
5.6.210.0150.00816.04
5.6.200.0120.01215.94
5.6.190.0210.00315.99
5.6.180.0140.00816.08
5.6.170.0140.01016.05
5.6.160.0160.01116.02
5.6.150.0150.00816.00
5.6.140.0150.00816.01
5.6.130.0140.01016.03
5.6.120.0150.00916.00
5.6.110.0210.00315.94
5.6.100.0200.00416.01
5.6.90.0150.00615.83
5.6.80.0100.01016.01
5.6.70.0130.00915.93
5.6.60.0100.01215.92
5.6.50.0150.00715.85
5.6.40.0120.00915.89
5.6.30.0110.01115.84
5.6.20.0100.01015.87
5.6.10.0150.00615.85
5.6.00.0150.00815.98

preferences:
67.57 ms | 401 KiB | 5 Q