3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ [ "referrer_id" => "usr157" ], [ "referrer_id" => "usr42" ] ]; $flatten = array_map(function($item) { return array_values($item)[0]; }, $array); var_dump($flatten);

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)
8.5.10.0110.00718.57
8.5.00.0120.00920.21
8.4.150.0020.00014.05
8.4.140.0140.00817.40
8.4.130.0090.01317.75
8.4.120.0100.01020.73
8.4.110.0120.00822.57
8.4.100.0150.00717.31
8.4.90.0130.00818.51
8.4.80.0110.00917.63
8.4.70.0120.00917.91
8.4.60.0120.00818.85
8.4.50.0120.00719.53
8.4.40.0140.00622.23
8.4.30.0070.01418.65
8.4.20.0170.00317.67
8.4.10.0070.01122.03
8.3.280.0110.00820.60
8.3.270.0130.00716.73
8.3.260.0090.00916.54
8.3.250.0040.00518.70
8.3.240.0110.00816.50
8.3.230.0040.00616.80
8.3.220.0120.00717.23
8.3.210.0090.00716.67
8.3.200.0040.00516.48
8.3.190.0130.00716.87
8.3.180.0110.00816.47
8.3.170.0040.01419.07
8.3.160.0040.01518.34
8.3.150.0040.01520.57
8.3.140.0080.00016.61
8.3.130.0000.01116.79
8.3.120.0060.00918.85
8.3.110.0030.00520.94
8.3.100.0060.00324.06
8.3.90.0080.00026.77
8.3.80.0030.00618.18
8.3.70.0040.01116.58
8.3.60.0040.01116.50
8.3.50.0030.01220.15
8.3.40.0140.00318.80
8.3.30.0070.00719.25
8.3.20.0080.00024.18
8.3.10.0000.00824.66
8.3.00.0040.00426.16
8.2.290.0050.00620.27
8.2.280.0040.00418.61
8.2.270.0180.00017.10
8.2.260.0040.00418.28
8.2.250.0080.00016.71
8.2.240.0090.00617.00
8.2.230.0000.00922.58
8.2.220.0060.00337.54
8.2.210.0080.00826.77
8.2.200.0090.00016.63
8.2.190.0090.00916.58
8.2.180.0040.01125.92
8.2.170.0040.01118.67
8.2.160.0070.00722.96
8.2.150.0040.00425.66
8.2.140.0030.00524.66
8.2.130.0080.00026.16
8.2.120.0040.00419.48
8.2.110.0050.00522.20
8.2.100.0060.00617.91
8.2.90.0000.00819.89
8.2.80.0000.00818.16
8.2.70.0000.00817.93
8.2.60.0030.00618.16
8.2.50.0040.00418.07
8.2.40.0040.00420.06
8.2.30.0080.00018.19
8.2.20.0000.00720.42
8.2.10.0080.00018.05
8.2.00.0080.00319.24
8.1.330.0050.01422.01
8.1.320.0140.00616.25
8.1.310.0090.00918.64
8.1.300.0030.00615.97
8.1.290.0100.00730.84
8.1.280.0040.01125.92
8.1.270.0000.00723.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00619.23
8.1.230.0080.00420.91
8.1.220.0030.00517.78
8.1.210.0000.00818.79
8.1.200.0000.00817.35
8.1.190.0000.00817.35
8.1.180.0070.00718.10
8.1.170.0040.00418.64
8.1.160.0080.00018.91
8.1.150.0000.00718.55
8.1.140.0060.00317.39
8.1.130.0040.00418.84
8.1.120.0040.00417.46
8.1.110.0040.00417.41
8.1.100.0080.00017.52
8.1.90.0040.00317.46
8.1.80.0000.00717.45
8.1.70.0030.00717.34
8.1.60.0030.00817.53
8.1.50.0100.00217.47
8.1.40.0220.00317.49
8.1.30.0200.00317.63
8.1.20.0120.00317.61
8.1.10.0210.00317.55
8.1.00.0200.00317.44
8.0.300.0000.00720.01
8.0.290.0040.00416.63
8.0.280.0040.00418.29
8.0.270.0000.00717.85
8.0.260.0000.00618.38
8.0.250.0030.00316.88
8.0.240.0000.00716.80
8.0.230.0080.00016.88
8.0.220.0000.00716.71
8.0.210.0000.00716.70
8.0.200.0070.00016.96
8.0.190.0050.00317.01
8.0.180.0150.00516.90
8.0.170.0130.00516.89
8.0.160.0160.00416.73
8.0.150.0180.00416.78
8.0.140.0140.00516.77
8.0.130.0150.00616.81
8.0.120.0160.00316.74
8.0.110.0150.00416.78
8.0.100.0130.00716.76
8.0.90.0170.00316.70
8.0.80.0100.01016.75
8.0.70.0170.00316.79
8.0.60.0140.00616.72
8.0.50.0130.00716.87
8.0.30.0090.00916.81
8.0.20.0120.00816.95
8.0.10.0160.00616.89
7.4.330.0020.00215.55
7.4.320.0060.00016.52
7.4.300.0000.00616.51
7.4.290.0090.00916.38
7.4.280.0150.00616.41
7.4.270.0170.00316.37
7.4.260.0180.00416.56
7.4.250.0060.01216.50
7.4.240.0080.01116.65
7.4.230.0080.00816.49
7.4.220.0200.00016.47
7.4.210.0080.01116.38
7.4.200.0080.01116.39
7.4.190.0110.00816.65
7.4.180.0180.00016.50
7.4.160.0120.00816.54
7.4.150.0170.00016.33
7.4.140.0150.00416.30
7.4.130.0170.00016.49
7.4.120.0200.00016.36
7.4.110.0160.00316.36
7.4.100.0160.00416.47
7.4.90.0160.00016.25
7.4.80.0150.00616.35
7.4.70.0150.00316.43
7.4.60.0090.01016.21
7.4.50.0160.00316.34
7.4.40.0160.00316.41
7.4.30.0080.00816.33
7.4.20.0190.00016.34
7.4.10.0110.00416.38
7.4.00.0130.00316.31

preferences:
148.54 ms | 403 KiB | 5 Q