PHP將字符串轉爲HTML實體引用

PHP將字符串轉爲HTML實體引用網站推廣

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class HtmlEncode {
    static $_convertToHtmlEntitiesSrcEncoding='UTF-8';

    /**
     * 將非ASCII字符串轉換成HTML實體
     *
     * @example HtmlEncode::encode("我信了"); //輸出:我信了
     * @param string $s 要進行編碼的字符串
     * @return string 返回HTML實體引用
     */
    public static function encode($s,$srcEncoding='UTF-8') {
        self::$_convertToHtmlEntitiesSrcEncoding=$srcEncoding;
        return preg_replace_callback('|[^\x00-\x7F]+|',array(__CLASS__,'_convertToHtmlEntities'),$s);
    }

    public static function _convertToHtmlEntities($data) {
        if (is_array($data)) {
            $chars=str_split(iconv(self::$_convertToHtmlEntitiesSrcEncoding,"UCS-2BE",$data[0]),2);
            $chars=array_map(array(__CLASS__,__FUNCTION__),$chars);
            return join("",$chars);
        } else {
            $code=hexdec(sprintf("%02s%02s;",dechex(ord($data {0})),dechex(ord($data {1}))));
            return sprintf("&#%s;",$code);
        }
    }

}  （fblww-0117）