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PHP Convert String to HTML Entity Reference_PHP Tutorial
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- 2016-07-13 17:48:20835browse
class HtmlEncode {
static $_convertToHtmlEntitiesSrcEncoding='UTF-8';
/**
* Convert non-ASCII string to HTML entity
*
* @example HtmlEncode::encode("I believe it"); //Output:我信了
* @param string $s The string to be encoded
* @return string Returns the HTML entity reference www.2cto.com
*/
public static function encode($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);
}
}
}