jimw Thu Dec 20 18:39:59 2001 EDT
Modified files:
/phpdoc/en/functions var.xml
Log:
is_int,is_float: add tip about is_numeric
Index: phpdoc/en/functions/var.xml
diff -u phpdoc/en/functions/var.xml:1.84 phpdoc/en/functions/var.xml:1.85
--- phpdoc/en/functions/var.xml:1.84 Sat Dec 15 09:45:15 2001
+++ phpdoc/en/functions/var.xml Thu Dec 20 18:39:59 2001
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.84 $ -->
+<!-- $Revision: 1.85 $ -->
<reference id="ref.variables">
<title>Variable Functions</title>
<titleabbrev>Variables</titleabbrev>
@@ -502,11 +502,19 @@
Returns &true; if <parameter>var</parameter> is a <type>float</type>,
&false; otherwise.
</simpara>
+ <tip>
+ <para>
+ To test if a variable is a number or a numeric string (such as form
+ input, which is always a string), you must use
+ <function>is_numeric</function>.
+ </para>
+ </tip>
<simpara>
See also
<function>is_bool</function>,
<function>is_int</function>,
<function>is_integer</function>,
+ <function>is_numeric</function>,
<function>is_string</function>,
<function>is_array</function>, and
<function>is_object</function>,
@@ -531,10 +539,18 @@
Returns &true; if <parameter>var</parameter> is an <type>integer</type>
&false; otherwise.
</simpara>
+ <tip>
+ <para>
+ To test if a variable is a number or a numeric string (such as form
+ input, which is always a string), you must use
+ <function>is_numeric</function>.
+ </para>
+ </tip>
<simpara>
See also <function>is_bool</function>,
<function>is_float</function>,
<function>is_integer</function>,
+ <function>is_numeric</function>,
<function>is_string</function>,
<function>is_array</function>, and
<function>is_object</function>.
