3v4l.org

run code in 300+ PHP versions simultaneously
<?php $utf8_sentence = 'Weiß, Goldmann, Göbel, Weiss, Göthe, Goethe und Götz'; var_dump(mb_convert_encoding($utf8_sentence, "UTF-7", "UTF-8"));

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)
5.4.310.0230.07018.84
5.4.300.0170.07318.87
5.4.290.0170.05318.98
5.4.280.0270.04719.10
5.4.270.0270.04719.20
5.4.260.0230.05019.13
5.4.250.0170.05319.22
5.4.240.0270.03719.21
5.4.230.0230.04719.01
5.4.220.0200.04718.83
5.4.210.0200.03019.30
5.4.200.0130.04019.08
5.4.190.0270.05019.12
5.4.180.0130.04019.07
5.4.170.0230.03319.07
5.4.160.0130.05019.13
5.4.150.0230.07319.07
5.4.140.0300.03316.42
5.4.130.0270.05016.49
5.4.120.0230.03016.40
5.4.110.0130.04016.37
5.4.100.0230.05316.54
5.4.90.0170.06016.59
5.4.80.0270.06016.52
5.4.70.0170.04316.54
5.4.60.0170.04016.17
5.4.50.0170.07016.53
5.4.40.0270.06316.34
5.4.30.0230.04016.44
5.4.20.0200.03716.51
5.4.10.0230.07316.51
5.4.00.0200.05716.11
5.3.280.0200.04714.43
5.3.270.0330.04014.57
5.3.260.0270.07014.45
5.3.250.0130.08014.70
5.3.240.0170.05314.63
5.3.230.0330.06014.44
5.3.220.0330.06014.55
5.3.210.0200.05314.51
5.3.200.0270.06714.41
5.3.190.0230.04014.44
5.3.180.0170.06714.51
5.3.170.0230.04714.66
5.3.160.0300.04314.45
5.3.150.0200.04014.55
5.3.140.0330.05714.52
5.3.130.0270.04714.40
5.3.120.0200.05014.38
5.3.110.0200.04314.50
5.3.100.0270.06313.87
5.3.90.0270.06714.04
5.3.80.0200.06013.92
5.3.70.0230.06313.86
5.3.60.0230.03713.94
5.3.50.0230.06313.96
5.3.40.0170.04013.78
5.3.30.0270.03713.74
5.3.20.0170.03313.56
5.3.10.0130.06313.61
5.3.00.0170.04313.50
5.2.170.0130.03013.04
5.2.160.0230.02713.04
5.2.150.0170.04713.04
5.2.140.0170.04713.04
5.2.130.0200.05713.04
5.2.120.0230.05713.04
5.2.110.0270.05013.04
5.2.100.0170.05313.04
5.2.90.0170.04713.04
5.2.80.0170.06013.04
5.2.70.0170.04713.04
5.2.60.0200.04713.04
5.2.50.0170.05713.04
5.2.40.0130.03313.04
5.2.30.0170.06013.04
5.2.20.0170.06013.04
5.2.10.0170.05013.04
5.2.00.0230.05713.04
5.1.60.0170.03713.04
5.1.50.0170.02313.04
5.1.40.0200.05013.04
5.1.30.0230.05013.04
5.1.20.0270.04013.04
5.1.10.0270.02013.04
5.1.00.0200.05313.04
5.0.50.0100.03013.04
5.0.40.0070.03313.04
5.0.30.0130.06313.04
5.0.20.0030.02313.04
5.0.10.0100.03013.04
5.0.00.0100.04713.04
4.4.90.0100.01313.04
4.4.80.0070.02313.04
4.4.70.0070.01713.04
4.4.60.0070.02013.04
4.4.50.0070.01313.04
4.4.40.0100.05713.04
4.4.30.0000.03713.04
4.4.20.0100.03313.04
4.4.10.0100.03713.04
4.4.00.0070.05313.04
4.3.110.0100.02313.04
4.3.100.0070.03713.04
4.3.90.0170.02013.04
4.3.80.0100.04013.04
4.3.70.0100.03313.04
4.3.60.0100.01713.04
4.3.50.0100.01713.04
4.3.40.0100.03013.04
4.3.30.0030.01713.04
4.3.20.0030.03713.04
4.3.10.0030.02013.04
4.3.00.0030.02713.04

preferences:
143.51 ms | 1394 KiB | 7 Q