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<?php $string = "Prüfung Prüfung"; $preferences = array( "input-charset" => "ISO-8859-1", "output-charset" => "UTF-8", "line-length" => 150, "line-break-chars" => "\n" ); $preferences["scheme"] = "Q"; echo iconv_mime_encode("Subject", $string, $preferences); echo "\n\n"; echo mb_encode_mimeheader("Subject: $string", "UTF-8", "Q");
Output for git.master, git.master_jit, rfc.property-hooks
Warning: iconv_mime_encode(): Wrong encoding, conversion from "ISO-8859-1" to "UTF-8" is not allowed in /in/GDZDN on line 11 Subject: =?UTF-8?Q?Pr=C3=BCfung=20Pr=C3=BCfung?=

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