3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = array( array( 'id' => 1, 'timestamp' => 1503050400, 'name' => 'Event A', 'value' => null, ), array( 'id' => 2, 'timestamp' => 1503446400, 'name' => 'Event B', 'value' => null, ), array( 'id' => 2, 'timestamp' => 1503446400, 'name' => 'Event B', 'value' => 71, ), array( 'id' => 3, 'timestamp' => 1503720000, 'name' => 'Event C', 'value' => 12, ), array( 'id' => 3, 'timestamp' => 1503720000, 'name' => 'Event C', 'value' => null, ), ); $buckets = array(); foreach ($data as $item) { $bucketName = serialize(array( 'id' => $item['id'], 'timestamp' => $item['timestamp'], 'name' => $item['name'], )); if (!array_key_exists($bucketName, $buckets)) { $buckets[$bucketName] = array(); } $buckets[$bucketName][] = $item; } $filtered = array_reduce( $buckets, function (array $carry, array $items) { if (1 === count($items)) { $carry[] = array_shift($items); return $carry; } $withoutNullValue = array_filter($items, function (array $item) { return array_key_exists('value', $item) && null !== $item['value']; }); if (0 < count($withoutNullValue)) { $carry = array_merge( $carry, $withoutNullValue ); return $carry; } $carry[] = array_shift($items); return $carry; }, array() ); var_dump($filtered);

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)
8.4.120.0130.00724.15
8.4.110.0040.00422.58
8.4.100.0130.00718.99
8.4.90.0050.00518.91
8.4.80.0050.00418.85
8.4.70.0080.01118.13
8.4.60.0110.00918.92
8.4.50.0090.00918.77
8.4.40.0130.00620.45
8.4.30.0000.00919.46
8.4.20.0170.00717.62
8.4.10.0160.00319.50
8.3.250.0040.00418.96
8.3.240.0100.00917.34
8.3.230.0100.00416.61
8.3.220.0130.00619.21
8.3.210.0070.01016.68
8.3.200.0090.01116.60
8.3.190.0120.00617.14
8.3.180.0110.00817.16
8.3.170.0140.00420.75
8.3.160.0180.00017.29
8.3.150.0100.01019.28
8.3.140.0110.00416.65
8.3.130.0110.00818.49
8.3.120.0100.00619.03
8.3.110.0030.00520.94
8.3.100.0030.00624.06
8.3.90.0150.00426.77
8.3.80.0120.00018.55
8.3.70.0150.00816.63
8.3.60.0180.00018.31
8.3.50.0150.00318.16
8.3.40.0090.00918.89
8.3.30.0160.00318.63
8.3.20.0050.00320.39
8.3.10.0040.00421.08
8.3.00.0080.00020.15
8.2.290.0080.01120.67
8.2.280.0050.00318.48
8.2.270.0090.00917.00
8.2.260.0080.00016.93
8.2.250.0000.00816.69
8.2.240.0090.00917.36
8.2.230.0150.00322.58
8.2.220.0060.01037.54
8.2.210.0110.00726.77
8.2.200.0030.00618.29
8.2.190.0090.00916.63
8.2.180.0110.01125.92
8.2.170.0120.00422.96
8.2.160.0000.01419.33
8.2.150.0090.00024.18
8.2.140.0000.00924.66
8.2.130.0080.00019.83
8.2.120.0090.00026.35
8.2.110.0060.00319.39
8.2.100.0080.00417.84
8.2.90.0040.00418.28
8.2.80.0100.00019.29
8.2.70.0030.00717.75
8.2.60.0050.00518.04
8.2.50.0000.00918.22
8.2.40.0030.00620.48
8.2.30.0030.00619.35
8.2.20.0040.00418.16
8.2.10.0040.00418.12
8.2.00.0000.00818.16
8.1.330.0080.01221.66
8.1.320.0110.00816.16
8.1.310.0050.00316.65
8.1.300.0100.01018.48
8.1.290.0060.00330.84
8.1.280.0100.01025.92
8.1.270.0080.00023.91
8.1.260.0000.00726.35
8.1.250.0000.00728.09
8.1.240.0060.00322.14
8.1.230.0080.00420.97
8.1.220.0000.00817.78
8.1.210.0050.00318.91
8.1.200.0000.00817.35
8.1.190.0040.00417.23
8.1.180.0000.00718.10
8.1.170.0080.00018.50
8.1.160.0040.00418.97
8.1.150.0050.00220.21
8.1.140.0030.00519.62
8.1.130.0000.01018.83
8.1.120.0000.00817.47
8.1.110.0070.00017.47
8.1.100.0040.00417.54
8.1.90.0040.00417.40
8.1.80.0000.00717.36
8.1.70.0030.00517.52
8.1.60.0060.00317.63
8.1.50.0030.00517.54
8.1.40.0000.00717.54
8.1.30.0060.00317.65
8.1.20.0000.00917.67
8.1.10.0050.00317.68
8.1.00.0040.00417.56
8.0.300.0000.00719.96
8.0.290.0040.00416.75
8.0.280.0000.00718.43
8.0.270.0040.00416.85
8.0.260.0060.00318.77
8.0.250.0000.00716.83
8.0.240.0000.00717.02
8.0.230.0070.00017.00
8.0.220.0000.00816.80
8.0.210.0070.00016.92
8.0.200.0030.00316.89
8.0.190.0040.00416.88
8.0.180.0040.00416.84
8.0.170.0030.00516.98
8.0.160.0060.00316.81
8.0.150.0070.00016.88
8.0.140.0090.00016.88
8.0.130.0050.00013.35
8.0.120.0000.00816.84
8.0.110.0000.00816.86
8.0.100.0000.00816.99
8.0.90.0070.00016.88
8.0.80.0040.01216.91
8.0.70.0040.00416.95
8.0.60.0000.00816.79
8.0.50.0000.00716.94
8.0.30.0080.01217.00
8.0.20.0090.01117.40
8.0.10.0040.00416.96
8.0.00.0110.00716.71
7.4.330.0050.00015.55
7.4.320.0030.00316.56
7.4.300.0060.00316.64
7.4.290.0030.00316.64
7.4.280.0000.00616.59
7.4.270.0000.00716.69
7.4.260.0030.00316.45
7.4.250.0060.00316.55
7.4.240.0040.00416.44
7.4.230.0000.00716.38
7.4.220.0140.00316.59
7.4.210.0040.01516.40
7.4.200.0030.00316.73
7.4.160.0020.01416.59
7.4.150.0070.01117.40
7.4.140.0130.00817.86
7.4.130.0060.01216.56
7.4.120.0120.01016.58
7.4.110.0150.00316.61
7.4.100.0110.00716.70
7.4.90.0090.01116.59
7.4.80.0130.00619.39
7.4.70.0100.00916.65
7.4.60.0160.00016.61
7.4.50.0090.00616.66
7.4.40.0100.01316.32
7.4.30.0000.02216.72
7.4.00.0060.01314.76
7.3.330.0050.00013.38
7.3.320.0080.00013.34
7.3.310.0030.00516.36
7.3.300.0000.00816.38
7.3.290.0070.00916.36
7.3.280.0090.00816.36
7.3.270.0130.00417.40
7.3.260.0080.01216.60
7.3.250.0090.00916.57
7.3.240.0070.01016.54
7.3.230.0130.00516.37
7.3.210.0120.00516.40
7.3.200.0120.00616.46
7.3.190.0040.01216.67
7.3.180.0130.00316.62
7.3.170.0130.00916.49
7.3.160.0100.00716.51
7.3.120.0100.00714.94
7.3.110.0110.00714.89
7.3.100.0040.01114.61
7.3.90.0060.00614.80
7.3.80.0030.01014.86
7.3.70.0060.00314.96
7.3.60.0030.01015.01
7.3.50.0060.00914.65
7.3.40.0090.00614.67
7.3.30.0070.00714.95
7.3.20.0070.00316.83
7.3.10.0060.00716.79
7.3.00.0100.00716.69
7.2.330.0140.00416.67
7.2.320.0120.00616.80
7.2.310.0140.00316.74
7.2.300.0100.01016.76
7.2.290.0030.01516.48
7.2.250.0090.00915.07
7.2.240.0100.01015.32
7.2.230.0070.01015.33
7.2.220.0100.00714.98
7.2.210.0100.00015.11
7.2.200.0070.01015.04
7.2.190.0030.00614.93
7.2.180.0060.00915.02
7.2.170.0100.00714.71
7.2.130.0090.00616.94
7.2.120.0060.00916.70
7.2.110.0240.00716.49
7.2.100.0040.00417.02
7.2.90.0040.01117.11
7.2.80.0040.01117.00
7.2.70.0060.00616.89
7.2.60.0010.01017.01
7.2.50.0060.00316.99
7.2.40.0060.00916.85
7.2.30.0070.01416.75
7.2.20.0040.01116.95
7.2.10.0040.00817.05
7.2.00.0000.01316.77
7.1.330.0030.01015.81
7.1.320.0080.00615.97
7.1.310.0030.00615.71
7.1.300.0000.01415.76
7.1.290.0000.01415.82
7.1.280.0000.01715.58
7.1.270.0100.00715.80
7.1.260.0140.00015.77
7.1.250.0070.00415.70
7.1.240.0040.01115.98
7.1.230.0090.00615.73
7.1.220.0000.01215.70
7.1.210.0040.00815.80
7.1.200.0020.01015.69
7.1.190.0090.00615.83
7.1.180.0080.00815.85
7.1.170.0060.00615.79
7.1.160.0030.00715.91
7.1.150.0070.01415.81
7.1.140.0100.00015.97
7.1.130.0030.01015.97
7.1.120.0090.00015.60
7.1.110.0070.00715.90
7.1.100.0000.01215.54
7.1.90.0030.00615.95
7.1.80.0060.00517.07
7.1.70.0050.00816.42
7.1.60.0090.01125.31
7.1.50.0100.00725.12
7.1.40.0140.00525.07
7.1.30.0090.01125.27
7.1.20.0100.00725.33
7.1.10.0040.00616.09
7.1.00.0030.01016.19
7.0.330.0060.00615.29
7.0.320.0070.00715.38
7.0.310.0000.00715.51
7.0.300.0090.00015.14
7.0.290.0000.01215.45
7.0.280.0040.01115.41
7.0.270.0060.00315.39
7.0.260.0110.00415.62
7.0.250.0070.00315.46
7.0.240.0070.00715.24
7.0.230.0060.00915.05
7.0.220.0000.01315.36
7.0.210.0060.00315.59
7.0.200.0050.00815.89
7.0.190.0040.00915.99
7.0.180.0060.00815.77
7.0.170.0100.00415.83
7.0.160.0050.00815.96
7.0.150.0080.00615.85
7.0.140.0100.00315.93
7.0.130.0040.00616.03
7.0.120.0010.01115.95
7.0.110.0050.01015.75
7.0.100.0000.01315.89
7.0.90.0090.00715.78
7.0.80.0030.01015.73
7.0.70.0080.00515.78
7.0.60.0040.00915.61
7.0.50.0040.00615.94
7.0.40.0050.00915.10
7.0.30.0060.00815.05
7.0.20.0040.00914.94
7.0.10.0080.00515.03
7.0.00.0080.00414.92
5.6.380.0110.00414.23
5.6.370.0100.00314.21
5.6.360.0070.00714.84
5.6.350.0090.00614.54
5.6.340.0100.00014.68
5.6.330.0090.00314.48
5.6.320.0040.01214.37
5.6.310.0030.01314.58
5.6.300.0070.03217.59
5.6.290.0090.03117.60
5.6.280.0060.03117.69
5.6.270.0030.03717.49
5.6.260.0090.02917.73
5.6.250.0070.03217.68
5.6.240.0070.03717.65
5.6.230.0090.03017.80
5.6.220.0070.02917.55
5.6.210.0100.02917.71
5.6.200.0060.03417.69
5.6.190.0050.03517.68
5.6.180.0060.02917.68
5.6.170.0080.03017.51
5.6.160.0100.02917.59
5.6.150.0080.03117.75
5.6.140.0120.02917.55
5.6.130.0100.02917.79
5.6.120.0060.03317.65
5.6.110.0080.03017.75
5.6.100.0080.03117.69
5.6.90.0080.03017.65
5.6.80.0080.02917.51
5.6.70.0050.03417.19
5.6.60.0050.03217.15
5.6.50.0090.02817.26
5.6.40.0020.03617.46
5.6.30.0120.02617.27
5.6.20.0040.03317.18
5.6.10.0070.03017.30
5.6.00.0110.02817.32
5.5.380.0050.03114.30
5.5.370.0050.02814.33
5.5.360.0060.03114.26
5.5.350.0100.02614.41
5.5.340.0080.02814.61
5.5.330.0030.03214.58
5.5.320.0090.02914.47
5.5.310.0070.02714.79
5.5.300.0070.03014.74
5.5.290.0030.03314.60
5.5.280.0070.03214.86
5.5.270.0070.03014.49
5.5.260.0070.03114.64
5.5.250.0030.03114.35
5.5.240.0030.03214.05
5.5.230.0070.02814.21
5.5.220.0120.02114.18
5.5.210.0100.02414.20
5.5.200.0010.03114.21
5.5.190.0090.02714.06
5.5.180.0070.02914.22
5.5.170.0080.00411.05
5.5.160.0030.03114.19
5.5.150.0060.02714.43
5.5.140.0070.02614.21
5.5.130.0030.03114.31
5.5.120.0040.03014.29
5.5.110.0020.03114.35
5.5.100.0080.02714.12
5.5.90.0030.03114.34
5.5.80.0050.02914.03
5.5.70.0060.02814.15
5.5.60.0080.02714.26
5.5.50.0050.02714.20
5.5.40.0020.03114.12
5.5.30.0110.02314.25
5.5.20.0080.02814.21
5.5.10.0100.02514.10
5.5.00.0070.02714.27
5.4.450.0080.02915.14
5.4.440.0090.02615.35
5.4.430.0070.02915.29
5.4.420.0000.03515.28
5.4.410.0070.02915.22
5.4.400.0100.02214.95
5.4.390.0050.03214.97
5.4.380.0130.02015.04
5.4.370.0080.02615.15
5.4.360.0090.02615.12
5.4.350.0080.02915.13
5.4.340.0080.02714.98
5.4.330.0100.00011.21
5.4.320.0090.02715.07
5.4.310.0060.02814.98
5.4.300.0060.02515.09
5.4.290.0060.02715.07
5.4.280.0050.03015.19
5.4.270.0020.03114.94
5.4.260.0100.02615.24
5.4.250.0070.02815.21
5.4.240.0070.02714.86
5.4.230.0090.02615.13
5.4.220.0070.03415.05
5.4.210.0130.02115.03
5.4.200.0020.03215.16
5.4.190.0080.02515.01
5.4.180.0070.03015.06
5.4.170.0060.02914.93
5.4.160.0060.02615.00
5.4.150.0050.02815.22
5.4.140.0050.03014.06
5.4.130.0080.02514.00
5.4.120.0110.02213.83
5.4.110.0060.02813.93
5.4.100.0070.02813.63
5.4.90.0070.02613.64
5.4.80.0080.03413.88
5.4.70.0040.02513.78
5.4.60.0070.02513.90
5.4.50.0080.02513.96
5.4.40.0050.02513.95
5.4.30.0060.02313.76
5.4.20.0050.02713.91
5.4.10.0080.02513.94
5.4.00.0030.02913.58
5.3.290.0050.02912.67
5.3.280.0030.02812.71
5.3.270.0050.02712.76
5.3.260.0050.03112.73
5.3.250.0050.02812.82
5.3.240.0030.03012.74
5.3.230.0080.02512.66
5.3.220.0030.02912.65
5.3.210.0030.03012.73
5.3.200.0050.03012.65
5.3.190.0080.03412.50
5.3.180.0060.03212.72
5.3.170.0060.02912.71
5.3.160.0080.02212.74
5.3.150.0050.02812.89
5.3.140.0060.02612.68
5.3.130.0030.03112.79
5.3.120.0050.02912.77
5.3.110.0070.02712.68
5.3.100.0060.02612.45
5.3.90.0050.02712.31
5.3.80.0060.02812.34
5.3.70.0080.02712.41
5.3.60.0050.02612.31
5.3.50.0070.02512.39
5.3.40.0060.03612.40
5.3.30.0040.02812.18
5.3.20.0040.02512.24
5.3.10.0060.02612.04
5.3.00.0070.02412.13
5.2.170.0030.02410.74
5.2.160.0030.02310.65
5.2.150.0030.02410.73
5.2.140.0030.02510.65
5.2.130.0050.02010.70
5.2.120.0050.02010.70
5.2.110.0020.02310.70
5.2.100.0030.02110.63
5.2.90.0060.02010.76
5.2.80.0050.02110.71
5.2.70.0030.02210.60
5.2.60.0020.02410.58
5.2.50.0030.02110.67
5.2.40.0050.01910.64
5.2.30.0020.02310.48
5.2.20.0020.02310.67
5.2.10.0080.01710.66
5.2.00.0020.02410.45
5.1.60.0020.02110.16
5.1.50.0070.02010.10
5.1.40.0030.02710.24
5.1.30.0040.02110.38
5.1.20.0050.02110.21
5.1.10.0000.02410.24
5.1.00.0040.02010.18
5.0.50.0040.0169.42
5.0.40.0030.0149.32
5.0.30.0020.0249.34
5.0.20.0000.0179.19
5.0.10.0020.0179.17
5.0.00.0040.0199.21
4.4.90.0000.0138.31
4.4.80.0030.0098.31
4.4.70.0030.0118.31
4.4.60.0050.0108.31
4.4.50.0020.0138.31
4.4.40.0020.0238.31
4.4.30.0040.0168.31
4.4.20.0060.0098.31
4.4.10.0050.0098.31
4.4.00.0040.0188.31
4.3.110.0020.0138.31
4.3.100.0050.0108.31
4.3.90.0030.0108.31
4.3.80.0020.0198.31
4.3.70.0030.0118.31
4.3.60.0010.0138.31
4.3.50.0000.0158.31
4.3.40.0020.0188.31
4.3.30.0040.0118.31
4.3.20.0020.0148.31
4.3.10.0020.0128.31
4.3.00.0000.0178.31

preferences:
29.6 ms | 403 KiB | 5 Q