3v4l.org

run code in 300+ PHP versions simultaneously
<?php function t($parent_key, $parent_array, &$data) { foreach ($parent_array as $k => $v) { if (is_array($v)) { t("${parent_key}_${k}", $v, $data); } else { $data[trim("${parent_key}_${k}", '_')] = $v; } } } $data = array(); $attributes = array( 'Users' => array( 'Name' => 'Name', ), 'Address' => 'Address', 'Tags' => array( 0 => array( 'Key' => 'Key', 'Value' => 'Value', ), 1 => array( 'Key' => 'Key', ), 2 => array( ) ), ); t('', $attributes, $data); print_r($data);

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)
8.3.60.0100.00318.40
8.3.50.0150.00621.94
8.3.40.0110.01118.77
8.3.30.0080.00619.09
8.3.20.0040.00420.20
8.3.10.0000.00821.94
8.3.00.0040.00419.05
8.2.180.0090.00916.38
8.2.170.0000.01422.96
8.2.160.0060.00820.55
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0070.00726.16
8.2.120.0050.00319.66
8.2.110.0090.00022.13
8.2.100.0040.00717.91
8.2.90.0080.00019.21
8.2.80.0060.00317.97
8.2.70.0060.00317.63
8.2.60.0000.00817.93
8.2.50.0080.00018.07
8.2.40.0030.00620.07
8.2.30.0080.00018.24
8.2.20.0000.00717.80
8.2.10.0040.00418.20
8.2.00.0040.00417.75
8.1.280.0130.00325.92
8.1.270.0060.00318.96
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0100.00023.82
8.1.230.0070.00319.07
8.1.220.0040.00417.79
8.1.210.0030.00518.77
8.1.200.0040.00817.35
8.1.190.0040.00417.22
8.1.180.0030.00618.10
8.1.170.0040.00418.48
8.1.160.0040.00421.96
8.1.150.0000.00818.82
8.1.140.0030.00717.36
8.1.130.0030.00317.78
8.1.120.0000.00717.51
8.1.110.0080.00017.46
8.1.100.0040.00417.53
8.1.90.0070.00017.34
8.1.80.0000.00717.45
8.1.70.0000.00717.47
8.1.60.0040.00417.48
8.1.50.0000.00817.54
8.1.40.0000.00817.44
8.1.30.0040.00417.70
8.1.20.0050.00217.50
8.1.10.0070.00017.57
8.1.00.0040.00717.58
8.0.300.0000.00718.77
8.0.290.0000.00716.63
8.0.280.0030.00318.36
8.0.270.0080.00016.88
8.0.260.0030.00317.20
8.0.250.0000.00816.98
8.0.240.0040.00416.96
8.0.230.0040.00416.96
8.0.220.0030.00316.91
8.0.210.0000.00716.89
8.0.200.0000.00816.87
8.0.190.0000.00816.85
8.0.180.0040.00416.82
8.0.170.0000.00816.85
8.0.160.0000.00716.81
8.0.150.0050.00216.89
8.0.140.0080.00016.86
8.0.130.0040.00413.41
8.0.120.0060.00316.86
8.0.110.0000.00716.80
8.0.100.0070.00016.96
8.0.90.0040.00416.96
8.0.80.0060.00916.89
8.0.70.0000.00716.78
8.0.60.0000.00716.88
8.0.50.0050.00316.77
8.0.30.0120.01017.03
8.0.20.0150.01017.40
8.0.10.0040.00416.88
8.0.00.0050.01216.81
7.4.330.0000.00515.12
7.4.320.0040.00416.57
7.4.300.0030.00316.66
7.4.290.0030.00316.61
7.4.280.0000.00816.50
7.4.270.0030.00316.49
7.4.260.0040.00416.49
7.4.250.0000.00716.41
7.4.240.0040.00316.50
7.4.230.0000.00716.50
7.4.220.0140.00316.53
7.4.210.0030.01716.45
7.4.200.0030.00316.42
7.4.160.0090.00616.42
7.4.150.0140.00417.40
7.4.140.0110.00917.86
7.4.130.0110.00516.45
7.4.120.0090.00816.59
7.4.110.0140.00616.66
7.4.100.0120.00916.48
7.4.90.0070.01016.38
7.4.80.0070.01119.39
7.4.70.0120.00616.51
7.4.60.0070.01016.57
7.4.50.0000.00916.35
7.4.40.0120.00616.51
7.4.30.0100.01316.64
7.4.00.0060.00914.84
7.3.330.0020.00213.32
7.3.320.0070.00013.20
7.3.310.0000.00716.52
7.3.300.0070.00016.43
7.3.290.0060.00916.36
7.3.280.0070.01316.31
7.3.270.0130.01217.40
7.3.260.0160.00816.43
7.3.250.0180.01316.39
7.3.240.0030.01516.72
7.3.230.0100.00716.39
7.3.210.0100.00716.42
7.3.200.0030.01319.39
7.3.190.0080.00816.20
7.3.180.0100.00716.49
7.3.170.0070.01116.40
7.3.160.0100.00716.38
7.3.120.0070.01114.87
7.3.110.0060.01214.97
7.3.100.0100.00015.04
7.3.90.0030.01014.82
7.3.80.0040.01114.61
7.3.70.0100.00714.75
7.3.60.0030.01314.73
7.3.50.0080.00414.71
7.3.40.0080.00314.55
7.3.30.0060.00614.80
7.3.20.0040.01116.64
7.3.10.0120.00916.47
7.3.00.0180.00516.32
7.2.330.0100.00716.52
7.2.320.0060.01216.68
7.2.310.0100.01316.74
7.2.300.0060.01016.62
7.2.290.0110.00816.31
7.2.250.0070.01014.89
7.2.240.0000.01615.16
7.2.230.0100.00715.16
7.2.220.0110.00315.18
7.2.210.0070.00715.15
7.2.200.0030.00614.80
7.2.190.0030.01215.02
7.2.180.0120.00415.26
7.2.170.0070.00714.79
7.2.130.0050.01316.66
7.2.120.0170.00616.38
7.2.110.0100.00916.31
7.2.100.0150.00916.35
7.2.90.0150.00916.66
7.2.80.0160.01216.49
7.2.70.0190.00816.42
7.2.60.0130.00516.37
7.2.50.0140.00916.79
7.2.40.0150.00616.29
7.2.30.0060.01016.46
7.2.20.0110.00516.54
7.2.10.0050.01116.21
7.2.00.0090.00617.68
7.1.330.0030.01015.61
7.1.320.0030.01315.71
7.1.310.0030.01015.75
7.1.300.0080.00415.83
7.1.290.0040.00815.60
7.1.280.0040.01115.74
7.1.270.0060.00916.00
7.1.260.0040.01415.93
7.1.250.0070.01115.33
7.1.100.0050.00518.26
7.1.70.0050.00316.89
7.1.60.0100.00719.22
7.1.50.0030.01316.52
7.1.00.0000.08022.37
7.0.200.0000.00716.86
7.0.140.0070.04021.99
7.0.110.0130.07719.99
7.0.100.0100.08320.00
7.0.90.0200.07320.04
7.0.80.0130.05719.91
7.0.70.0070.07320.04
7.0.60.0130.07320.04
7.0.50.0070.07719.91
7.0.40.0100.04319.78
7.0.30.0030.05019.81
7.0.20.0130.07019.69
7.0.10.0200.03719.71
7.0.00.0030.07319.77
5.6.280.0030.07320.79
5.6.260.0170.08020.61
5.6.250.0070.06020.66
5.6.240.0030.08020.70
5.6.230.0070.05020.64
5.6.220.0070.05720.58
5.6.210.0000.05320.61
5.6.200.0170.07320.69
5.6.190.0130.06020.69
5.6.180.0030.05320.71
5.6.170.0170.07020.54
5.6.160.0100.07320.47
5.6.150.0100.07320.86
5.6.140.0100.04720.64
5.6.130.0100.07720.61
5.6.120.0030.08320.70
5.6.110.0100.04020.60
5.6.100.0030.04320.61
5.6.90.0170.04020.61
5.6.80.0100.05720.03
5.6.70.0070.04020.20
5.6.60.0030.08020.07
5.6.50.0100.05019.86
5.6.40.0130.07320.07
5.6.30.0030.05320.04
5.6.20.0170.06719.98
5.6.10.0070.07319.98
5.6.00.0070.06720.21
5.5.380.0130.07717.68
5.5.370.0070.07717.55
5.5.360.0070.08717.57
5.5.350.0070.08017.53
5.5.340.0070.06018.13
5.5.330.0070.05718.05
5.5.320.0030.06017.93
5.5.310.0170.07018.04
5.5.300.0030.07318.21
5.5.290.0030.07018.12
5.5.280.0070.04718.09
5.5.270.0030.04717.91
5.5.260.0130.02718.12
5.5.250.0070.03717.73
5.5.240.0100.07017.64
5.5.230.0070.03317.17
5.5.220.0000.06317.46
5.5.210.0030.03717.44
5.5.200.0130.07317.45
5.5.190.0070.07017.44
5.5.180.0070.04717.57
5.5.160.0030.06317.60
5.5.150.0030.07317.57
5.5.140.0030.03717.58
5.5.130.0070.07317.57
5.5.120.0000.08317.48
5.5.110.0070.05317.44
5.5.100.0100.05017.18
5.5.90.0030.07317.18
5.5.80.0100.03017.32
5.5.70.0070.07317.14
5.5.60.0070.07017.11
5.5.50.0170.07317.38
5.5.40.0070.04017.15
5.5.30.0030.07317.14
5.5.20.0100.04017.46
5.5.10.0070.05717.07
5.5.00.0000.07717.36
5.4.450.0070.07019.52
5.4.440.0070.08319.57
5.4.430.0030.04019.51
5.4.420.0030.04019.50
5.4.410.0070.04019.23
5.4.400.0030.07719.19
5.4.390.0030.05319.09
5.4.380.0070.04319.01
5.4.370.0070.08019.24
5.4.360.0070.07019.18
5.4.350.0100.05719.16
5.4.340.0100.07318.99
5.4.320.0030.07718.98
5.4.310.0070.07319.02
5.4.300.0030.03719.33
5.4.290.0100.03018.93
5.4.280.0070.07318.99
5.4.270.0130.07318.99
5.4.260.0030.07719.23
5.4.250.0000.04719.00
5.4.240.0100.05718.98
5.4.230.0070.04019.08
5.4.220.0070.04719.01
5.4.210.0100.04019.13
5.4.200.0170.03319.00
5.4.190.0030.04019.13
5.4.180.0070.07019.21
5.4.170.0070.08019.02
5.4.160.0030.04018.98
5.4.150.0000.08019.30
5.4.140.0070.05016.39
5.4.130.0030.03316.54
5.4.120.0030.03316.29
5.4.110.0100.05316.54
5.4.100.0100.06016.65
5.4.90.0000.05716.46
5.4.80.0030.07316.49
5.4.70.0100.06016.54
5.4.60.0200.06316.57
5.4.50.0130.06316.63
5.4.40.0000.04316.51
5.4.30.0100.07016.54
5.4.20.0130.06316.52
5.4.10.0070.04316.40
5.4.00.0100.07015.82
5.3.290.0030.07714.66
5.3.280.0030.06714.56
5.3.270.0030.03714.61
5.3.260.0130.07014.61
5.3.250.0070.03014.60
5.3.240.0070.03314.46
5.3.230.0030.07014.68
5.3.220.0070.06714.59
5.3.210.0100.03014.61
5.3.200.0070.07014.61
5.3.190.0070.06714.70
5.3.180.0030.07714.52
5.3.170.0100.06714.57
5.3.160.0030.07314.59
5.3.150.0100.07014.55
5.3.140.0070.06714.59
5.3.130.0030.08014.69
5.3.120.0130.07014.59
5.3.110.0070.07314.58
5.3.100.0000.08014.04
5.3.90.0100.07014.11
5.3.80.0100.07314.01
5.3.70.0030.07714.03
5.3.60.0030.04314.07
5.3.50.0170.05013.93
5.3.40.0070.06314.09
5.3.30.0130.06713.91
5.3.20.0130.03313.72
5.3.10.0030.07713.80
5.3.00.0070.07013.77
5.2.170.0070.06011.90
5.2.160.0030.06311.90
5.2.150.0070.06011.90
5.2.140.0030.06011.90
5.2.130.0130.05011.90
5.2.120.0030.06011.90
5.2.110.0030.06011.90
5.2.100.0170.05011.90
5.2.90.0000.04711.90
5.2.80.0130.05311.90
5.2.70.0070.06311.90
5.2.60.0100.06011.90
5.2.50.0000.06311.90
5.2.40.0000.03711.90
5.2.30.0100.05711.90
5.2.20.0030.06011.90
5.2.10.0070.06011.90
5.2.00.0030.06311.90
5.1.60.0100.03711.90
5.1.50.0070.05711.90
5.1.40.0000.05311.90
5.1.30.0030.06011.90
5.1.20.0100.05011.90
5.1.10.0030.04711.90
5.1.00.0030.05711.90
5.0.50.0070.03311.90
5.0.40.0030.04311.90
5.0.30.0030.03711.90
5.0.20.0000.02011.90
5.0.10.0030.04311.90
5.0.00.0000.04311.90
4.4.90.0030.03311.90
4.4.80.0000.02011.90
4.4.70.0030.03011.90
4.4.60.0030.03711.90
4.4.50.0000.04011.90
4.4.40.0070.05011.90
4.4.30.0000.03711.90
4.4.20.0070.02311.90
4.4.10.0000.03311.90
4.4.00.0000.04311.90
4.3.110.0000.02011.90
4.3.100.0000.01311.90
4.3.90.0030.03011.90
4.3.80.0030.03011.90
4.3.70.0000.02311.90
4.3.60.0070.01311.90
4.3.50.0000.02011.90
4.3.40.0000.02011.90
4.3.30.0030.02311.90
4.3.20.0030.02311.90
4.3.10.0000.01711.90
4.3.00.0000.02011.90

preferences:
45.73 ms | 401 KiB | 5 Q