philip Fri May 30 13:44:31 2003 EDT
Modified files:
/phpdoc/en/reference/array/functions array-rand.xml
Log:
Random seed is automatic as of PHP 4.2.0, and added php tags.
Index: phpdoc/en/reference/array/functions/array-rand.xml
diff -u phpdoc/en/reference/array/functions/array-rand.xml:1.4
phpdoc/en/reference/array/functions/array-rand.xml:1.5
--- phpdoc/en/reference/array/functions/array-rand.xml:1.4 Sun May 12 04:19:28
2002
+++ phpdoc/en/reference/array/functions/array-rand.xml Fri May 30 13:44:31 2003
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.4 $ -->
+<!-- $Revision: 1.5 $ -->
<!-- splitted from ./en/functions/array.xml, last change in rev 1.13 -->
<refentry id="function.array-rand">
<refnamediv>
@@ -28,20 +28,24 @@
of keys for the random entries. This is done so that you can pick
random keys as well as values out of the array.
</para>
- <para>
- Don't forget to call <function>srand</function> to seed the random
- number generator.
- </para>
+ <note>
+ <para>
+ As of PHP 4.2.0, there is no need to seed the random number generator
+ with <function>srand</function>, as this is now done automatically.
+ </para>
+ </note>
<para>
<example>
<title><function>array_rand</function> example</title>
<programlisting role="php">
<![CDATA[
+<?php
srand ((float) microtime() * 10000000);
$input = array ("Neo", "Morpheus", "Trinity", "Cypher", "Tank");
$rand_keys = array_rand ($input, 2);
print $input[$rand_keys[0]]."\n";
print $input[$rand_keys[1]]."\n";
+?>
]]>
</programlisting>
</example>
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