Answers for "php convert special chars except"

php escape special characters

/*  EXAMPLE:	<p>Bed & Breakfast</p>	-->	  <p>Bed &amp; Breakfast</p>  
    & 	&amp;
    " 	&quot; 				(unless ENT_NOQUOTES is set)
    ' 	&#039; or &apos; 	(ENT_QUOTES must be set)
    < 	&lt;
    > 	&gt;				*/

<?php
$new = htmlspecialchars("<a href='test'>Test</a>", ENT_QUOTES);
echo $new; 					// <a href='test'>Test</a>
?>

php convert special characters to unicode

<?php
/* Convert internal character encoding to SJIS */
$str = mb_convert_encoding($str, "SJIS");

/* Convert EUC-JP to UTF-7 */
$str = mb_convert_encoding($str, "UTF-7", "EUC-JP");

/* Auto detect encoding from JIS, eucjp-win, sjis-win, then convert str to UCS-2LE */
$str = mb_convert_encoding($str, "UCS-2LE", "JIS, eucjp-win, sjis-win");

/* "auto" is expanded to "ASCII,JIS,UTF-8,EUC-JP,SJIS" */
$str = mb_convert_encoding($str, "EUC-JP", "auto");
?>