Convert some characters to HTML entities using the Western European character-set in PHP

Description

The following code shows how to convert some characters to HTML entities using the Western European character-set.

Example

  /*from   w w  w  . ja  va2s  .c  o  m*/
<?php
   $str = "this is a 'quotation'.";
   echo htmlentities($str, ENT_QUOTES, "ISO-8859-1"); 
   // Will only convert double quotes (not single quotes), and uses the character-set Western European
?>

The code above generates the following result.