3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'Sökinställningar'; $data = [$str, 'abc']; var_dump(mb_convert_encoding($data, 'UTF-8', 'auto')); $data = [$str => 'abc', 'abc' => 'def']; var_dump(mb_convert_encoding($data, 'UTF-8', 'auto'));

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)
8.5.10.0090.00820.14
8.5.00.0130.00819.72
8.4.150.0030.00014.05
8.4.140.0100.01217.57
8.4.130.0100.00717.80
8.4.120.0030.01224.11
8.4.110.0140.00622.57
8.4.100.0040.00518.61
8.4.90.0100.01118.84
8.4.80.0120.00818.50
8.4.70.0120.00817.80
8.4.60.0090.01218.65
8.4.50.0110.01020.28
8.4.40.0070.01319.25
8.4.30.0100.00720.81
8.4.20.0030.00519.80
8.4.10.0040.00422.23
8.3.280.0100.01018.37
8.3.270.0100.00916.43
8.3.260.0120.00816.52
8.3.250.0100.00818.66
8.3.240.0080.01117.07
8.3.230.0140.00516.54
8.3.220.0090.00718.84
8.3.210.0070.00918.40
8.3.200.0050.00416.31
8.3.190.0120.00617.10
8.3.180.0110.00716.98
8.3.170.0140.00418.97
8.3.160.0090.00917.12
8.3.150.0070.00317.11
8.3.140.0040.00416.49
8.3.130.0060.00318.30
8.3.120.0170.00720.72
8.3.110.0090.00616.51
8.3.100.0060.00324.06
8.3.90.0070.01026.77
8.3.80.0030.00618.43
8.3.70.0070.01616.75
8.3.60.0070.01418.43
8.3.50.0090.00916.35
8.3.40.0100.00322.21
8.3.30.0140.00018.42
8.3.20.0050.00324.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.290.0080.01120.61
8.2.280.0130.00818.47
8.2.270.0070.01117.23
8.2.260.0050.00216.42
8.2.250.0060.00318.63
8.2.240.0000.00817.20
8.2.230.0000.00820.94
8.2.220.0030.00637.54
8.2.210.0040.00426.77
8.2.200.0030.00616.75
8.2.190.0110.00416.88
8.2.180.0170.00316.75
8.2.170.0110.00319.09
8.2.160.0110.00422.96
8.2.150.0000.00725.66
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0050.00326.16
8.2.110.0030.00622.16
8.2.100.0120.00019.76
8.2.90.0050.00219.22
8.2.80.0040.00417.97
8.2.70.0000.01017.38
8.2.60.0110.00017.93
8.2.50.0060.00318.07
8.2.40.0000.00820.02
8.2.30.0130.00317.76
8.2.20.0180.00017.80
8.2.10.0100.00317.90
8.2.00.0090.00617.84
8.1.330.0110.00821.89
8.1.320.0110.01016.10
8.1.310.0090.00916.81
8.1.300.0130.00620.24
8.1.290.0030.00630.84
8.1.280.0090.00625.92
8.1.270.0020.00524.66
8.1.260.0080.00026.35
8.1.250.0050.00228.09
8.1.240.0030.00619.10
8.1.230.0120.00017.66
8.1.220.0030.00517.74
8.1.210.0000.00818.77
8.1.200.0040.00417.35
8.1.190.0000.00917.35
8.1.180.0000.00718.10
8.1.170.0030.00617.62
8.1.160.0100.00517.55
8.1.150.0110.00017.48
8.1.140.0110.00017.54
8.1.130.0090.00417.45
8.1.120.0100.00517.29
8.1.110.0090.00817.41
8.1.100.0000.01517.60
8.1.90.0100.00717.36
8.1.80.0130.00317.53
8.1.70.0130.00317.56
8.1.60.0040.00817.18
8.1.50.0000.01317.55
8.1.40.0130.00019.33
8.1.30.0120.00217.38
8.1.20.0050.01117.62
8.1.10.0100.00317.42
8.1.00.0060.00617.50
8.0.300.0000.00718.77
8.0.290.0000.00816.75
8.0.280.0090.00616.74
8.0.270.0000.01416.79
8.0.260.0050.00816.84
8.0.250.0150.00216.94
8.0.240.0090.00416.82
8.0.230.0060.00616.93
8.0.220.0090.00016.73
8.0.210.0070.00416.86
8.0.200.0030.00716.92
8.0.190.0070.00216.80
8.0.180.0030.00616.90
8.0.170.0050.00516.73
8.0.160.0050.00516.82
8.0.150.0090.00016.91
8.0.140.0100.00016.84
8.0.130.0070.00216.87
8.0.120.0060.00416.83
8.0.110.0020.00716.73
8.0.100.0000.01016.73
8.0.90.0000.01016.83
8.0.80.0060.00316.86
8.0.70.0030.00316.74
8.0.60.0030.00316.86
8.0.50.0030.00316.73
8.0.30.0000.00716.87
8.0.20.0000.00716.98
8.0.10.0000.00716.92

preferences:
33.65 ms | 403 KiB | 5 Q