philip Mon Jul 8 16:49:45 2002 EDT
Modified files:
/phpdoc/en/reference/strings/functions substr.xml
Log:
+ Accessing as $string{3} works too.
+ Added <?php ?> to all examples.
Index: phpdoc/en/reference/strings/functions/substr.xml
diff -u phpdoc/en/reference/strings/functions/substr.xml:1.2
phpdoc/en/reference/strings/functions/substr.xml:1.3
--- phpdoc/en/reference/strings/functions/substr.xml:1.2 Wed Apr 17 02:44:24
2002
+++ phpdoc/en/reference/strings/functions/substr.xml Mon Jul 8 16:49:45 2002
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.2 $ -->
+<!-- $Revision: 1.3 $ -->
<!-- splitted from ./en/functions/strings.xml, last change in rev 1.2 -->
<refentry id="function.substr">
<refnamediv>
@@ -32,10 +32,17 @@
<title>Basic <function>substr</function> usage</title>
<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"
$rest = substr("abcdef", 0, 8); // returns "abcdef"
+
+// Accessing via curly braces is another option
+$string = 'abcdef';
+echo $string{0}; // returns a
+echo $string{3}; // returns d
+?>
]]>
</programlisting>
</example>
@@ -47,9 +54,11 @@
<title>Using a negative <parameter>start</parameter></title>
<programlisting role="php">
<![CDATA[
+<?php
$rest = substr("abcdef", -1); // returns "f"
$rest = substr("abcdef", -2); // returns "ef"
$rest = substr("abcdef", -3, 1); // returns "d"
+?>
]]>
</programlisting>
</example>
@@ -73,10 +82,12 @@
<title>Using a negative <parameter>length</parameter></title>
<programlisting role="php">
<![CDATA[
+<?php
$rest = substr("abcdef", 0, -1); // returns "abcde"
$rest = substr("abcdef", 2, -1); // returns "cde"
$rest = substr("abcdef", 4, -4); // returns ""
$rest = substr("abcdef", -3, -1); // returns "de"
+?>
]]>
</programlisting>
</example>
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