<?php$int = iconv_strrpos ( "hello world", // string $haystack "o", // string $needle "UTF-8""7bit""8bit""ArmSCII-8""ASCII""auto""BASE64""BIG-5""byte2be""byte2le""byte4be""byte4le""CP850""CP866""CP932""CP936""CP950""CP50220""CP50220raw""CP50221""CP50222""CP51932""EUC-CN""EUC-JP""EUC-JP-2004""EUC-KR""EUC-TW""eucJP-win""GB18030""HTML-ENTITIES""HZ""ISO-2022-JP""ISO-2022-JP-2004""ISO-2022-JP-MOBILE#KDDI""ISO-2022-JP-MS""ISO-2022-KR""ISO-8859-1""ISO-8859-2""ISO-8859-3""ISO-8859-4""ISO-8859-5""ISO-8859-6""ISO-8859-7""ISO-8859-8""ISO-8859-9""ISO-8859-10""ISO-8859-13""ISO-8859-14""ISO-8859-15""ISO-8859-16""JIS""JIS-ms""KOI8-R""KOI8-U""pass""Quoted-Printable""SJIS""SJIS-2004""SJIS-mac""SJIS-Mobile#DOCOMO""SJIS-Mobile#KDDI""SJIS-Mobile#SOFTBANK""SJIS-win""UCS-2""UCS-2BE""UCS-2LE""UCS-4""UCS-4BE""UCS-4LE""UHC""UTF-7""UTF-8""UTF-8-Mobile#DOCOMO""UTF-8-Mobile#KDDI-A""UTF-8-Mobile#KDDI-B""UTF-8-Mobile#SOFTBANK""UTF-16""UTF-16BE""UTF-16LE""UTF-32""UTF-32BE""UTF-32LE""UTF7-IMAP""UUENCODE""wchar""Windows-1251""Windows-1252""Windows-1254" ✓? // [string $charset = ini_get("iconv.internal_encoding")]);// enter non ASCII chars in hex in $haystack or $needle if $charset is not UTF-8?>
$int = 7
7
#1
iconv_strrpos
("hello world", "o", "UTF-8")
#2
("hello world", "x", "UTF-8")