aidan Tue Jan 18 10:45:46 2005 EDT
Modified files:
/phpdoc/en/reference/strings/functions substr.xml
Log:
Added examples for accesing the last char of a string (I always forget!)
http://cvs.php.net/diff.php/phpdoc/en/reference/strings/functions/substr.xml?r1=1.9&r2=1.10&ty=u
Index: phpdoc/en/reference/strings/functions/substr.xml
diff -u phpdoc/en/reference/strings/functions/substr.xml:1.9
phpdoc/en/reference/strings/functions/substr.xml:1.10
--- phpdoc/en/reference/strings/functions/substr.xml:1.9 Sat Jul 3
08:13:06 2004
+++ phpdoc/en/reference/strings/functions/substr.xml Tue Jan 18 10:45:45 2005
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.9 $ -->
+<!-- $Revision: 1.10 $ -->
<!-- splitted from ./en/functions/strings.xml, last change in rev 1.2 -->
<refentry id="function.substr">
<refnamediv>
@@ -33,15 +33,19 @@
<programlisting role="php">
<![CDATA[
<?php
-$rest = substr("abcdef", 1); // returns "bcdef"
-$rest = substr("abcdef", 1, 3); // returns "bcd"
-$rest = substr("abcdef", 0, 4); // returns "abcd"
-$rest = substr("abcdef", 0, 8); // returns "abcdef"
+echo substr('abcdef', 1); // bcdef
+echo substr('abcdef', 1, 3); // bcd
+echo substr('abcdef', 0, 4); // abcd
+echo substr('abcdef', 0, 8); // abcdef
+echo substr('abcdef', -1, 1) // f
-// Accessing via curly braces is another option
+// Accessing single characters in a string
+// can also be achived using "curly braces"
$string = 'abcdef';
-echo $string{0}; // returns a
-echo $string{3}; // returns d
+echo $string{0}; // a
+echo $string{3}; // d
+echo $string{strlen($string)-1} // f
+
?>
]]>
</programlisting>
