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There was a lot of confusion in the user notes about the !== operator. An

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example was added using the !== operator in hopes of clearing some of it up.

Each example now has its own example box and title as well.


git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@266014 c90b9560-bf6c-de11-be94-00142212c4b1
This commit is contained in:
Herman J. Radtke III 2008-09-09 05:00:50 +00:00
parent 9fa2c902c0
commit 768a81cfaa
1 changed files with 34 additions and 2 deletions
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36
reference/strings/functions/strpos.xml
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@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.15 $ -->
<!-- $Revision: 1.16 $ -->
<refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.strpos">
<refnamediv>
<refname>strpos</refname>
@ -73,7 +73,7 @@
&reftitle.examples;
<para>
<example>
<title><function>strpos</function> examples</title>
<title>Using boolean true</title>
<programlisting role="php">
<![CDATA[
<?php
@ -89,7 +89,39 @@ if ($pos === false) {
echo "The string '$findme' was found in the string '$mystring'";
echo " and exists at position $pos";
}
?>
]]>
</programlisting>
</example>
<example>
<title>Using boolean false</title>
<programlisting role="php">
<![CDATA[
<?php
$mystring = 'abc';
$findme = 'a';
$pos = strpos($mystring, $findme);
// The !== operator can also be used. Using != would not work as expected
// because the position of 'a' is 0. The statement (0 != false) evaluates
// to false.
if ($pos !== false) {
echo "The string '$findme' was found in the string '$mystring'";
echo " and exists at position $pos";
} else {
echo "The string '$findme' was not found in the string '$mystring'";
}
?>
]]>
</programlisting>
</example>
<example>
<title>Using an offset</title>
<programlisting role="php">
<![CDATA[
<?php
// We can search for the character, ignoring anything before the offset
$newstring = 'abcdef abcdef';
$pos = strpos($newstring, 'a', 1); // $pos = 7, not 0