(PHP 4 >= 4.0.6, PHP 5)
mb_detect_encoding — Detect character encoding
Detects character encoding in string str.
The string being detected.
encoding_list is list of character encoding. Encoding order may be specified by array or comma separated list string.
If encoding_list is omitted, detect_order is used.
strict specifies whether to use the strict encoding detection or not. Default is FALSE.
The detected character encoding or FALSE if the encoding cannot be detected from the given string.
Example #1 mb_detect_encoding() example
<?php
/* Detect character encoding with current detect_order */
echo mb_detect_encoding($str);
/* "auto" is expanded to "ASCII,JIS,UTF-8,EUC-JP,SJIS" */
echo mb_detect_encoding($str, "auto");
/* Specify encoding_list character encoding by comma separated list */
echo mb_detect_encoding($str, "JIS, eucjp-win, sjis-win");
/* Use array to specify encoding_list */
$ary[] = "ASCII";
$ary[] = "JIS";
$ary[] = "EUC-JP";
echo mb_detect_encoding($str, $ary);
?>