(PHP 4 >= 4.0.6, PHP 5, PHP 7)
mb_detect_encoding — Detect character encoding
mb_detect_encoding ( string $string [, array|string|null $encodings = null [, bool $strict = false ]] ) : string|false
Detects character encoding in string string.
string
The string being detected.
encodings
encodings is list of character encoding. Encoding order may be specified by array or comma separated list string.
If encodings is omitted or null, detect_order is used.
strict
strict specifies whether to use the strict encoding detection or not. Default is false.
The detected character encoding or false if the encoding cannot be detected from the given string.
Example #1 mb_detect_encoding() example
<?php /* Detect character encoding with current detect_order */ echo mb_detect_encoding($str); /* "auto" is expanded according to mbstring.language */ echo mb_detect_encoding($str, "auto"); /* Specify "encodings" parameter by list separated by comma */ echo mb_detect_encoding($str, "JIS, eucjp-win, sjis-win"); /* Use array to specify "encodings" parameter */ $ary[] = "ASCII"; $ary[] = "JIS"; $ary[] = "EUC-JP"; echo mb_detect_encoding($str, $ary); ?>
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https://www.php.net/manual/en/function.mb-detect-encoding.php