(PHP 4 >= 4.0.6, PHP 5, PHP 7)
mb_detect_encoding — Detect character encoding
$str
[, mixed $encoding_list = mb_detect_order()
[, bool $strict = FALSE
]] ) : string
Detects character encoding in string str.
strThe string being detected.
encoding_list
encoding_list is list of character
encoding. Encoding order may be specified by array or comma
separated list string.
If encoding_list is omitted,
detect_order is used.
strict
strict specifies whether to use
the strict encoding detection or not.
Default is FALSE.
The detected character encoding or FALSE if the encoding cannot be
detected from the given string.
Example #1 mb_detect_encoding() example
<?php
/* Detect character encoding with current detect_order */
echo mb_detect_encoding($str);
/* "auto" is expanded according to mbstring.language */
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);
?>