[DOC-CVS] [doc-en] master: Document NAN return value case.

[email protected] (Julien Dubois via Christian Weiske) Fri, 6 Mar 2026 07:34:46 +0000

Newsgroups	php.doc.cvs
Message-ID	<[email protected]>

Author: Julien Dubois (Artusamak)
Committer: Christian Weiske (cweiske)
Date: 2026-03-06T08:34:42+01:00

Commit: https://github.com/php/doc-en/commit/54a788ca59d95ff2b4189406437345a21b489435
Raw diff: https://github.com/php/doc-en/commit/54a788ca59d95ff2b4189406437345a21b489435.diff

Document NAN return value case.

Changed paths:
  M  reference/math/functions/fmod.xml


Diff:

diff --git a/reference/math/functions/fmod.xml b/reference/math/functions/fmod.xml
index 7024367147b1..eca93a4bb90f 100644
--- a/reference/math/functions/fmod.xml
+++ b/reference/math/functions/fmod.xml
@@ -50,7 +50,8 @@
   &reftitle.returnvalues;
   <para>
    The floating point remainder of 
-   <parameter>num1</parameter>/<parameter>num2</parameter>
+   <parameter>num1</parameter>/<parameter>num2</parameter>.
+   <constant>NAN</constant> (<type>float</type>) if the second argument is 0.
   </para>
  </refsect1>
  <refsect1 role="examples">