[PHP-DOC] cvs: phpdoc /en/reference/strings/functions html-entity-decode.xml

[Derick Rethans]

derick          Sat Dec 28 10:52:27 2002 EDT

  Modified files:              
    /phpdoc/en/reference/strings/functions      html-entity-decode.xml 
  Log:
  - Add note on   
  
  
Index: phpdoc/en/reference/strings/functions/html-entity-decode.xml
diff -u phpdoc/en/reference/strings/functions/html-entity-decode.xml:1.2 
phpdoc/en/reference/strings/functions/html-entity-decode.xml:1.3
--- phpdoc/en/reference/strings/functions/html-entity-decode.xml:1.2    Mon Nov 18 
12:26:12 2002
+++ phpdoc/en/reference/strings/functions/html-entity-decode.xml        Sat Dec 28 
+10:52:27 2002
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.2 $ -->
+<!-- $Revision: 1.3 $ -->
 <!-- splitted from ./en/functions/strings.xml, last change in rev 1.2 -->
   <refentry id="function.html-entity-decode">
    <refnamediv>
@@ -77,9 +77,9 @@
 // For users prior to PHP 4.3.0 you may do this:
 function unhtmlentities ($string)
 {
-       $trans_tbl = get_html_translation_table (HTML_ENTITIES);
-       $trans_tbl = array_flip ($trans_tbl);
-       return strtr ($string, $trans_tbl);
+    $trans_tbl = get_html_translation_table (HTML_ENTITIES);
+    $trans_tbl = array_flip ($trans_tbl);
+    return strtr ($string, $trans_tbl);
 }
 
 $c = unhtmlentities($a);
@@ -90,6 +90,17 @@
 ]]>
       </programlisting>
      </example>
+    </para>
+    <para>
+     <note>
+      <para>
+       You might wonder why trim(html_entity_decode('&amp;nbsp;')); doesn't
+       reduce the string to an empty string, that's because the '&amp;nbsp;'
+       entity is not ASCII code 32 (which is stripped by
+       <function>trim</function>) but ASCII code 160 (0xa0) in the default ISO
+       8859-1 characterset.
+      </para>
+     </note>
     </para>
     <para>
      See also <function>htmlentities</function>,



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