vrana Tue Sep 20 08:31:44 2005 EDT
Modified files:
/phpdoc/en/reference/var/functions is-numeric.xml
Log:
Numeric strings (bug #32943)
See also ctype_digit
http://cvs.php.net/diff.php/phpdoc/en/reference/var/functions/is-numeric.xml?r1=1.4&r2=1.5&ty=u
Index: phpdoc/en/reference/var/functions/is-numeric.xml
diff -u phpdoc/en/reference/var/functions/is-numeric.xml:1.4
phpdoc/en/reference/var/functions/is-numeric.xml:1.5
--- phpdoc/en/reference/var/functions/is-numeric.xml:1.4 Thu Jan 13
21:29:17 2005
+++ phpdoc/en/reference/var/functions/is-numeric.xml Tue Sep 20 08:31:42 2005
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.4 $ -->
+<!-- $Revision: 1.5 $ -->
<refentry id="function.is-numeric">
<refnamediv>
<refname>is_numeric</refname>
@@ -14,7 +14,11 @@
<methodparam><type>mixed</type><parameter>var</parameter></methodparam>
</methodsynopsis>
<para>
- Finds whether the given variable is numeric.
+ Finds whether the given variable is numeric. Numeric strings consist of
+ optional sign, any number of digits, optional decimal part and optional
+ exponential part. Thus <literal>+0123.45e6</literal> is a valid numeric
+ value. Hexadecimal notation (<literal>0xFF</literal>) is allowed too but
+ only without sign, decimal and exponential part.
</para>
</refsect1>
<refsect1 role="parameters">
@@ -43,6 +47,7 @@
&reftitle.seealso;
<para>
<simplelist>
+ <member><function>ctype_digit</function></member>
<member><function>is_bool</function></member>
<member><function>is_null</function></member>
<member><function>is_float</function></member>
