How to remove the html syntax in the article & nbsp;

How can I remove the html syntax from the article and read how to remove the html syntax from the article ,? $ A = fontcolor = red this is an HTML-encoded string/font; $ a = strip_tags ($ a); print $ ;? 2? $ A = fontcolor = red this is an HTML-encoded string/font; ereg_replace $ A = "this is a string with an HTML identifier ";
$ A = strip_tags ($ );
Print $;
?>


2
$ A = "this is a string with an HTML identifier ";
Ereg_replace ("^ <. +> $", "", $ );
Print $;
?>


3. retain original content

$ A = "this is a string with an HTML identifier ";
Ereg_replace ("<", "<", $ );
Ereg_replace (">", ">", $ );
Print $;
?>