| public static stripos ( $haysack, $needle, $offset, $use_enc = null ) : mixed | ||
| $haysack | string. The string being checked. | |
| $offset | integer. The search offset. If it is not specified, 0 is used. | |
| $use_enc | string. The encoding to be used. If not set, the internal encoding will be used. | |
| return | mixed | The section of the source string requested in the encoding requested or false. If $len is not set, returns substring from $begin to end of string. |
public static function stripos($haysack, $needle, $offset = 0, $use_enc = null)
{
$enc = self::$hab_enc;
if ($use_enc !== null) {
$enc = $use_enc;
}
if (self::$use_library == self::USE_MBSTRING) {
$ret = mb_stripos($haysack, $needle, $offset, $enc);
} else {
$ret = stripos($haysack, $needle, $offset);
}
return $ret;
}