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A class in PHP that converts strings into HTML entity references_PHP Tutorial
- WBOYOriginal
- 2016-07-21 15:13:32875browse
复制代码 代码如下:
class HtmlEncode {
static $_convertToHtmlEntitiesSrcEncoding='UTF-8';
/**
* Convert non-ASCII strings into HTML entities
* *
* @example HtmlEncode::encode("I believe it"); //Output: I believe it
* @param string $ s The string to be encoded
* @return string Returns the HTML entity reference
*/
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);
}
}
}
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