function Iconv::iconv_strrpos

File

vendor/symfony/polyfill-iconv/Iconv.php, line 504

Class

Iconv

iconv implementation in pure PHP, UTF-8 centric.

Namespace

Symfony\Polyfill\Iconv

Code

public static function iconv_strrpos($haystack, $needle, $encoding = null) {
    if (null === $encoding) {
        $encoding = self::$internalEncoding;
    }
    if (0 !== stripos($encoding, 'utf-8')) {
        if (false === ($haystack = self::iconv($encoding, 'utf-8', $haystack))) {
            return false;
        }
        if (false === ($needle = self::iconv($encoding, 'utf-8', $needle))) {
            return false;
        }
    }
    $pos = isset($needle[0]) ? strrpos($haystack, $needle) : false;
    return false === $pos ? false : self::iconv_strlen($pos ? substr($haystack, 0, $pos) : $haystack, 'utf-8');
}