3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ '2018-03-12' => [ 'United States' => 4, 'Australia' => 15, 'United Kingdom' => 0, 'New Zealand' => 0, ], '2018-03-13' => [ 'United States' => 0, 'Australia' => 8, 'United Kingdom' => 2, 'New Zealand' => 0, ] ]; foreach ($array as $key => $subarray) { $result[] = array_merge([$key], array_values($subarray)); } var_export($result);

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)
8.4.140.0150.00517.23
8.4.130.0100.00920.56
8.4.120.0110.00920.45
8.4.110.0070.00220.59
8.4.100.0100.00717.52
8.4.90.0130.00820.36
8.4.80.0120.00719.38
8.4.70.0140.00817.91
8.4.60.0160.00520.55
8.4.50.0080.00317.90
8.4.40.0130.00617.63
8.4.30.0130.00717.55
8.4.20.0150.00619.12
8.4.10.0130.01017.53
8.3.270.0100.00916.41
8.3.260.0120.01016.92
8.3.250.0140.00518.95
8.3.240.0100.00916.66
8.3.230.0130.00516.71
8.3.220.0070.00817.28
8.3.210.0110.00718.26
8.3.200.0020.00616.91
8.3.190.0100.00817.30
8.3.180.0080.00518.47
8.3.170.0110.00718.80
8.3.160.0160.00316.63
8.3.150.0110.00819.00
8.3.140.0060.00316.57
8.3.130.0040.00416.71
8.3.120.0080.00018.92
8.3.110.0090.00020.94
8.3.100.0040.00416.41
8.3.90.0070.00726.77
8.3.80.0060.00316.63
8.3.70.0210.00016.75
8.3.60.0090.00618.50
8.3.50.0090.00518.31
8.3.40.0120.00318.86
8.3.30.0120.00618.70
8.3.20.0060.00321.65
8.3.10.0030.00523.65
8.3.00.0040.00419.69
8.2.290.0100.00820.41
8.2.280.0100.00818.40
8.2.270.0110.00718.82
8.2.260.0030.00518.88
8.2.250.0060.00316.48
8.2.240.0130.00718.73
8.2.230.0040.00422.58
8.2.220.0080.00024.06
8.2.210.0070.01126.77
8.2.200.0120.00018.43
8.2.190.0120.00616.58
8.2.180.0110.00725.92
8.2.170.0160.00319.09
8.2.160.0080.00820.12
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0090.00018.83
8.2.110.0060.00321.05
8.2.100.0090.00318.03
8.2.90.0050.00319.17
8.2.80.0000.00817.97
8.2.70.0040.00417.67
8.2.60.0050.00317.75
8.2.50.0060.00318.34
8.2.40.0000.00822.37
8.2.30.0070.00019.58
8.2.20.0060.00318.12
8.2.10.0040.00417.75
8.2.00.0070.00018.00
8.1.330.0130.00922.01
8.1.320.0080.00816.11
8.1.310.0040.00418.44
8.1.300.0030.00619.64
8.1.290.0070.00330.84
8.1.280.0100.01025.92
8.1.270.0050.00224.01
8.1.260.0110.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00022.13
8.1.230.0030.00917.89
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0080.00017.35
8.1.190.0040.00417.11
8.1.180.0060.00318.10
8.1.170.0040.00418.66
8.1.160.0040.00418.94
8.1.150.0000.00720.18
8.1.140.0040.00417.71
8.1.130.0000.00718.98
8.1.120.0070.00017.47
8.1.110.0040.00417.35
8.1.100.0030.00517.45
8.1.90.0000.00817.46
8.1.80.0050.00317.46
8.1.70.0080.00017.45
8.1.60.0040.00417.60
8.1.50.0060.00317.52
8.1.40.0000.00817.43
8.1.30.0000.00717.63
8.1.20.0030.00617.53
8.1.10.0040.00517.50
8.1.00.0010.00717.45
8.0.300.0040.00418.77
8.0.290.0080.00016.63
8.0.280.0030.00318.43
8.0.270.0000.00717.26
8.0.260.0000.00716.82
8.0.250.0000.00716.92
8.0.240.0000.00816.96
8.0.230.0040.00416.95
8.0.220.0040.00416.88
8.0.210.0030.00316.87
8.0.200.0030.00316.91
8.0.190.0000.00816.89
8.0.180.0000.00716.80
8.0.170.0040.00816.87
8.0.160.0040.00416.85
8.0.150.0000.00716.81
8.0.140.0040.00416.86
8.0.130.0040.00415.09
8.0.120.0060.00416.73
8.0.110.0080.00516.81
8.0.100.0070.00316.85
8.0.90.0050.00416.84
8.0.80.0070.00716.88
8.0.70.0040.00416.90
8.0.60.0040.00516.81
8.0.50.0030.00716.83
8.0.30.0100.00617.00
8.0.20.0110.00617.21
8.0.10.0080.00516.96
8.0.00.0130.00416.80
7.4.330.0050.00015.55
7.4.320.0000.00616.56
7.4.300.0060.00016.61
7.4.290.0030.00316.63
7.4.280.0000.00816.35
7.4.270.0050.00516.55
7.4.260.0070.00116.60
7.4.250.0020.00716.56
7.4.240.0030.00516.60
7.4.230.0080.00316.58
7.4.220.0030.00516.50
7.4.210.0070.01116.54
7.4.200.0090.00216.54
7.4.190.0230.00016.63
7.4.180.0170.00316.61
7.4.160.0070.01016.60
7.4.150.0110.00816.42
7.4.140.0100.01117.62
7.4.130.0090.00716.44
7.4.120.0110.00716.51
7.4.110.0130.00516.44
7.4.100.0060.00816.47
7.4.90.0090.00716.39
7.4.80.0100.00517.90
7.4.70.0080.00716.31
7.4.60.0060.00816.44
7.4.50.0120.00416.31
7.4.40.0110.00616.38
7.4.30.0150.00016.31
7.4.20.0030.00616.43
7.4.10.0070.00415.74
7.4.00.0050.00815.52
7.3.330.0110.00114.71
7.3.320.0090.00414.72
7.3.310.0090.00516.11
7.3.300.0060.00716.23
7.3.290.0120.00816.29
7.3.280.0090.00716.27
7.3.270.0120.00616.41
7.3.260.0090.00916.19
7.3.250.0170.00316.27
7.3.240.0150.00516.31
7.3.230.0140.00716.23
7.3.220.0140.00715.99
7.3.210.0170.00616.20
7.3.200.0120.00716.49
7.3.190.0150.00316.21
7.3.180.0120.00516.43
7.3.170.0160.00516.36
7.3.160.0150.00316.39
7.3.150.0210.00016.25
7.3.140.0170.00216.23
7.3.130.0100.00915.54
7.3.120.0150.00315.68
7.3.110.0100.01015.44
7.3.100.0110.00615.33
7.3.90.0110.00615.49
7.3.80.0080.00715.51
7.3.70.0110.00415.61
7.3.60.0110.00515.66
7.3.50.0100.00615.46
7.3.40.0100.00815.60
7.3.30.0100.00615.75
7.3.20.0100.00717.42
7.3.10.0110.00817.36
7.3.00.0150.00217.33
7.2.340.0190.00016.48
7.2.330.0120.00716.46
7.2.320.0120.00616.52
7.2.310.0100.00816.51
7.2.300.0130.00816.38
7.2.290.0060.01216.47
7.2.280.0140.00616.29
7.2.270.0180.00416.14
7.2.260.0100.00915.70
7.2.250.0070.01115.77
7.2.240.0090.00815.71
7.2.230.0100.00815.60
7.2.220.0100.00715.77
7.2.210.0090.01015.77
7.2.200.0100.00515.62
7.2.190.0120.00715.63
7.2.180.0110.00415.74
7.2.170.0110.00415.71
7.2.160.0100.00615.77
7.2.150.0130.00517.54
7.2.140.0110.00817.61
7.2.130.0110.00617.69
7.2.120.0120.00417.50
7.2.110.0090.00717.78
7.2.100.0070.00717.62
7.2.90.0100.00917.68
7.2.80.0130.00417.63
7.2.70.0120.00417.59
7.2.60.0080.00517.36
7.2.50.0140.00117.69
7.2.40.0130.00517.68
7.2.30.0110.01117.53
7.2.20.0110.01017.76
7.2.10.0150.00517.65
7.2.00.0130.00917.79
7.1.330.0090.00716.50
7.1.320.0110.00716.52
7.1.310.0100.00816.68
7.1.300.0080.01016.48
7.1.290.0080.00916.60
7.1.280.0130.00316.47
7.1.270.0070.00716.56
7.1.260.0110.00616.53
7.1.250.0090.00616.56
7.1.240.0130.00416.53
7.1.230.0100.00716.50
7.1.220.0120.00416.60
7.1.210.0090.00716.50
7.1.200.0070.00716.27
7.1.190.0130.00316.54
7.1.180.0120.00316.48
7.1.170.0120.00516.56
7.1.160.0110.00716.51
7.1.150.0120.01116.42
7.1.140.0170.00616.45
7.1.130.0130.00816.41
7.1.120.0140.00916.56
7.1.110.0110.00716.29
7.1.100.0120.00816.40
7.1.90.0110.01116.43
7.1.80.0120.00716.42
7.1.70.0120.00616.00
7.1.60.0200.00622.00
7.1.50.0150.01121.93
7.1.40.0180.00721.76
7.1.30.0280.01021.91
7.1.20.0180.00821.82
7.1.10.0110.00715.76
7.1.00.0130.00815.91
7.0.330.0130.00016.31
7.0.320.0060.00915.93
7.0.310.0090.00716.08
7.0.300.0070.00816.07
7.0.290.0040.01016.20
7.0.280.0090.00716.24
7.0.270.0090.00516.09
7.0.260.0100.00516.20
7.0.250.0100.00816.21
7.0.240.0110.00816.38
7.0.230.0120.00316.14
7.0.220.0110.00516.20
7.0.210.0090.00716.44
7.0.200.0080.00716.17
7.0.190.0140.00316.11
7.0.180.0130.00416.19
7.0.170.0080.01016.15
7.0.160.0080.00916.11
7.0.150.0090.00716.05
7.0.140.0050.01016.23
7.0.130.0080.00716.12
7.0.120.0060.01116.35
7.0.110.0110.00616.19
7.0.100.0080.00716.12
7.0.90.0100.00616.19
7.0.80.0070.00916.08
7.0.70.0100.00716.21
7.0.60.0090.01016.27
7.0.50.0080.00916.20
7.0.40.0090.00815.17
7.0.30.0120.00615.19
7.0.20.0130.00315.03
7.0.10.0110.00715.15
7.0.00.0150.00315.21
5.6.400.0130.00415.07
5.6.390.0120.00515.21
5.6.380.0120.00615.22
5.6.370.0110.00715.22
5.6.360.0080.01015.10
5.6.350.0120.00715.17
5.6.340.0100.00715.14
5.6.330.0140.00315.07
5.6.320.0100.00715.04
5.6.310.0070.00815.07
5.6.300.0110.00515.12
5.6.290.0120.00615.09
5.6.280.0090.00514.96
5.6.270.0110.00415.10
5.6.260.0120.00315.00
5.6.250.0100.00814.86
5.6.240.0100.00815.21
5.6.230.0090.00515.13
5.6.220.0090.00615.06
5.6.210.0110.00515.15
5.6.200.0090.00715.02
5.6.190.0150.00015.07
5.6.180.0100.00515.22
5.6.170.0040.01015.22
5.6.160.0080.00515.21
5.6.150.0080.00615.17
5.6.140.0090.00615.07
5.6.130.0060.00815.03
5.6.120.0140.00215.22
5.6.110.0080.00915.07
5.6.100.0140.00215.13
5.6.90.0090.00715.25
5.6.80.0100.00314.86
5.6.70.0110.00515.10
5.6.60.0040.01015.01
5.6.50.0080.00715.03
5.6.40.0090.00715.14
5.6.30.0120.00215.13
5.6.20.0100.00515.03
5.6.10.0080.00815.21
5.6.00.0040.01214.94

preferences:
189.81 ms | 403 KiB | 5 Q