mb_detect_encoding
(PHP 4 >= 4.0.6, PHP 5)
mb_detect_encoding — Detect character encoding
说明
string mb_detect_encoding
( string $str
[, mixed $encoding_list
[, bool $strict
]] )
mb_detect_encoding() detects character encoding in string str . It returns detected character encoding.
encoding_list is list of character encoding. Encoding order may be specified by array or comma separated list string.
If encoding_list is omitted, detect_order is used.
strict specifies whether to use the strict encoding detection or not. Default is FALSE.
Example#1 mb_detect_encoding() example
<?php
/* Detect character encoding with current detect_order */
echo mb_detect_encoding($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);
?>
See also mb_detect_order().
