[PHP-DOC] cvs: phpdoc /en/language control-structures.xml

[Derick Rethans]

derick          Wed Aug 28 05:40:31 2002 EDT

  Modified files:              
    /phpdoc/en/language control-structures.xml 
  Log:
  - Clearify foreach()' behavior on wrong data types
  
  
Index: phpdoc/en/language/control-structures.xml
diff -u phpdoc/en/language/control-structures.xml:1.62 
phpdoc/en/language/control-structures.xml:1.63
--- phpdoc/en/language/control-structures.xml:1.62      Sun Aug 25 16:07:05 2002
+++ phpdoc/en/language/control-structures.xml   Wed Aug 28 05:40:31 2002
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.62 $ -->
+<!-- $Revision: 1.63 $ -->
  <chapter id="control-structures">
   <title>Control Structures</title>
 
@@ -472,10 +472,12 @@
   <sect1 id="control-structures.foreach">
    <title><literal>foreach</literal></title>
    <para>
-    PHP 4 (not PHP 3) includes a <literal>foreach</literal> construct,
-    much like Perl and some other languages. This simply gives an easy
-    way to iterate over arrays. There are two syntaxes; the second is
-    a minor but useful extension of the first:
+    PHP 4 (not PHP 3) includes a <literal>foreach</literal> construct, much
+    like Perl and some other languages. This simply gives an easy way to
+    iterate over arrays. <literal>foreach</literal> works only on arrays, and
+    will issue an error when you try to use it on a variable with a different
+    data type or an uninitialized variables. There are two syntaxes; the
+    second is a minor but useful extension of the first:
     <informalexample>
      <programlisting>
 <![CDATA[



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