hirokawa Sat Jun 14 00:00:55 2003 EDT
Modified files:
/phpdoc/en/language types.xml
Log:
added note to explain unset() doesn't change maximum index value.
Index: phpdoc/en/language/types.xml
diff -u phpdoc/en/language/types.xml:1.114 phpdoc/en/language/types.xml:1.115
--- phpdoc/en/language/types.xml:1.114 Sun Jun 8 07:48:58 2003
+++ phpdoc/en/language/types.xml Sat Jun 14 00:00:55 2003
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.114 $ -->
+<!-- $Revision: 1.115 $ -->
<chapter id="language.types">
<title>Types</title>
@@ -1391,6 +1391,26 @@
</programlisting>
</informalexample>
</para>
+ <note>
+ <para>
+ If you omit a key, the maximum of the integer-indices is taken, and
+ the new key will be that maximum + 1.
+ Note that the maximum is same when the element having
+ maximum-index was cleared using <function>unset</function> function.
+ <informalexample>
+ <programlisting role="php">
+<![CDATA[
+<?php
+$a = array("orange","apple","banana");
+unset($a[2]); // clear $a[2]
+$a[] = 'carrot'; // assign a new value without key
+var_dump($a); // output: array(0 => 'orange', 1 => 'apple', 3 => 'carrot')
+?>
+]]>
+ </programlisting>
+ </informalexample>
+ </para>
+ </note>
</sect3>
</sect2><!-- end syntax -->
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