convert_invalid_entities

WordPress Version: 6.3

/**
 * Converts invalid Unicode references range to valid range.
 *
 * @since 4.3.0
 *
 * @param string $content String with entities that need converting.
 * @return string Converted string.
 */
function convert_invalid_entities($content)
{
    $wp_htmltranswinuni = array(
        '&#128;' => '&#8364;',
        // The Euro sign.
        '&#129;' => '',
        '&#130;' => '&#8218;',
        // These are Windows CP1252 specific characters.
        '&#131;' => '&#402;',
        // They would look weird on non-Windows browsers.
        '&#132;' => '&#8222;',
        '&#133;' => '&#8230;',
        '&#134;' => '&#8224;',
        '&#135;' => '&#8225;',
        '&#136;' => '&#710;',
        '&#137;' => '&#8240;',
        '&#138;' => '&#352;',
        '&#139;' => '&#8249;',
        '&#140;' => '&#338;',
        '&#141;' => '',
        '&#142;' => '&#381;',
        '&#143;' => '',
        '&#144;' => '',
        '&#145;' => '&#8216;',
        '&#146;' => '&#8217;',
        '&#147;' => '&#8220;',
        '&#148;' => '&#8221;',
        '&#149;' => '&#8226;',
        '&#150;' => '&#8211;',
        '&#151;' => '&#8212;',
        '&#152;' => '&#732;',
        '&#153;' => '&#8482;',
        '&#154;' => '&#353;',
        '&#155;' => '&#8250;',
        '&#156;' => '&#339;',
        '&#157;' => '',
        '&#158;' => '&#382;',
        '&#159;' => '&#376;',
    );
    if (str_contains($content, '&#1')) {
        $content = strtr($content, $wp_htmltranswinuni);
    }
    return $content;
}

WordPress Version: 5.4

/**
 * Converts invalid Unicode references range to valid range.
 *
 * @since 4.3.0
 *
 * @param string $content String with entities that need converting.
 * @return string Converted string.
 */
function convert_invalid_entities($content)
{
    $wp_htmltranswinuni = array(
        '&#128;' => '&#8364;',
        // The Euro sign.
        '&#129;' => '',
        '&#130;' => '&#8218;',
        // These are Windows CP1252 specific characters.
        '&#131;' => '&#402;',
        // They would look weird on non-Windows browsers.
        '&#132;' => '&#8222;',
        '&#133;' => '&#8230;',
        '&#134;' => '&#8224;',
        '&#135;' => '&#8225;',
        '&#136;' => '&#710;',
        '&#137;' => '&#8240;',
        '&#138;' => '&#352;',
        '&#139;' => '&#8249;',
        '&#140;' => '&#338;',
        '&#141;' => '',
        '&#142;' => '&#381;',
        '&#143;' => '',
        '&#144;' => '',
        '&#145;' => '&#8216;',
        '&#146;' => '&#8217;',
        '&#147;' => '&#8220;',
        '&#148;' => '&#8221;',
        '&#149;' => '&#8226;',
        '&#150;' => '&#8211;',
        '&#151;' => '&#8212;',
        '&#152;' => '&#732;',
        '&#153;' => '&#8482;',
        '&#154;' => '&#353;',
        '&#155;' => '&#8250;',
        '&#156;' => '&#339;',
        '&#157;' => '',
        '&#158;' => '&#382;',
        '&#159;' => '&#376;',
    );
    if (strpos($content, '&#1') !== false) {
        $content = strtr($content, $wp_htmltranswinuni);
    }
    return $content;
}

WordPress Version: 4.3

/**
 * Converts invalid Unicode references range to valid range.
 *
 * @since 4.3.0
 *
 * @param string $content String with entities that need converting.
 * @return string Converted string.
 */
function convert_invalid_entities($content)
{
    $wp_htmltranswinuni = array(
        '&#128;' => '&#8364;',
        // the Euro sign
        '&#129;' => '',
        '&#130;' => '&#8218;',
        // these are Windows CP1252 specific characters
        '&#131;' => '&#402;',
        // they would look weird on non-Windows browsers
        '&#132;' => '&#8222;',
        '&#133;' => '&#8230;',
        '&#134;' => '&#8224;',
        '&#135;' => '&#8225;',
        '&#136;' => '&#710;',
        '&#137;' => '&#8240;',
        '&#138;' => '&#352;',
        '&#139;' => '&#8249;',
        '&#140;' => '&#338;',
        '&#141;' => '',
        '&#142;' => '&#381;',
        '&#143;' => '',
        '&#144;' => '',
        '&#145;' => '&#8216;',
        '&#146;' => '&#8217;',
        '&#147;' => '&#8220;',
        '&#148;' => '&#8221;',
        '&#149;' => '&#8226;',
        '&#150;' => '&#8211;',
        '&#151;' => '&#8212;',
        '&#152;' => '&#732;',
        '&#153;' => '&#8482;',
        '&#154;' => '&#353;',
        '&#155;' => '&#8250;',
        '&#156;' => '&#339;',
        '&#157;' => '',
        '&#158;' => '&#382;',
        '&#159;' => '&#376;',
    );
    if (strpos($content, '&#1') !== false) {
        $content = strtr($content, $wp_htmltranswinuni);
    }
    return $content;
}