ali Fri Aug 15 21:29:37 2003 EDT
Modified files:
/phpdoc/en/language variables.xml
Log:
fixed #20437 by adding a note
Index: phpdoc/en/language/variables.xml
diff -u phpdoc/en/language/variables.xml:1.68 phpdoc/en/language/variables.xml:1.69
--- phpdoc/en/language/variables.xml:1.68 Fri Jul 18 01:43:49 2003
+++ phpdoc/en/language/variables.xml Fri Aug 15 21:29:37 2003
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.68 $ -->
+<!-- $Revision: 1.69 $ -->
<chapter id="language.variables">
<title>Variables</title>
@@ -552,6 +552,33 @@
</programlisting>
</example>
</para>
+
+ <note>
+ <para>
+ Static variables maybe declared as seen in the examples above.
+ Trying to assign values to these variables which are the
+ result of expressions will cause a parse error.
+ </para>
+ <para>
+ <example>
+ <title>Declaring static variables</title>
+ <programlisting role="php">
+<![CDATA[
+<?php
+function foo(){
+ static $int = 0; // correct
+ static $int = 1+2; // wrong (as it is an expression)
+ static $int = sqrt(121); // wrong (as it is an expression too)
+
+ $int++;
+ echo $int;
+}
+?>
+]]>
+ </programlisting>
+ </example>
+ </para>
+ </note>
</sect2>
<sect2 id="language.variables.scope.references">
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