From 553de8519c80fecdd1f172d837c2a4b874a692a9 Mon Sep 17 00:00:00 2001
From: Egon Schmid <eschmid@php.net>
Date: Thu, 24 Feb 2000 07:08:58 +0000
Subject: [PATCH] Some cosmetics.
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@20313 c90b9560-bf6c-de11-be94-00142212c4b1
---
functions/var.xml | 36 ++++++++++++++++++++++++------------
1 file changed, 24 insertions(+), 12 deletions(-)
diff --git a/functions/var.xml b/functions/var.xml
index 0e13d55ddc..55456889c4 100644
--- a/functions/var.xml
+++ b/functions/var.xml
@@ -51,17 +51,17 @@ print $double_value_of_var; // prints 122.34343
<para>
Returns false if <parameter>var</parameter> is set and has a
non-empty or non-zero value; true otherwise.
- <informalexample>
- <programlisting role="php">
+ <informalexample>
+ <programlisting role="php">
$var = 0;
-if ( empty($var) ) { #evaluates true
+if (empty($var)) { #evaluates true
print '$var is either 0 or not at all set';
}
-if ( !isset($var) ) { // evaluates false
+if (!isset($var)) { // evaluates false
print 'The $var is not set at all';
}
- </programlisting>
- </informalexample>
+ </programlisting>
+ </informalexample>
</para>
<simpara>
Note that this is meaningless when used on anything which isn't a
@@ -94,12 +94,24 @@ if ( !isset($var) ) { // evaluates false
<para>
Possibles values for the returned string are:
<itemizedlist>
- <listitem><simpara>"integer"</simpara></listitem>
- <listitem><simpara>"double"</simpara></listitem>
- <listitem><simpara>"string"</simpara></listitem>
- <listitem><simpara>"array"</simpara></listitem>
- <listitem><simpara>"object"</simpara></listitem>
- <listitem><simpara>"unknown type"</simpara></listitem>
+ <listitem>
+ <simpara>"integer"</simpara>
+ </listitem>
+ <listitem>
+ <simpara>"double"</simpara>
+ </listitem>
+ <listitem>
+ <simpara>"string"</simpara>
+ </listitem>
+ <listitem>
+ <simpara>"array"</simpara>
+ </listitem>
+ <listitem>
+ <simpara>"object"</simpara>
+ </listitem>
+ <listitem>
+ <simpara>"unknown type"</simpara>
+ </listitem>
</itemizedlist>
</para>
<para>