From c31f852f672f7b68d086c4771b8409fb75353486 Mon Sep 17 00:00:00 2001
From: Philippe GRAND <philippe.grand@atoo-net.com>
Date: Fri, 3 Nov 2017 19:37:54 +0100
Subject: [PATCH] fix : Warning: A non-numeric value encountered

---
 htdocs/accountancy/admin/accountmodel.php    | 2 +-
 htdocs/accountancy/admin/categories_list.php | 2 +-
 htdocs/accountancy/admin/journals_list.php   | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/htdocs/accountancy/admin/accountmodel.php b/htdocs/accountancy/admin/accountmodel.php
index 5adb9760c9c..f3924f73a76 100644
--- a/htdocs/accountancy/admin/accountmodel.php
+++ b/htdocs/accountancy/admin/accountmodel.php
@@ -61,7 +61,7 @@ $active = 1;
 $sortfield = GETPOST("sortfield",'alpha');
 $sortorder = GETPOST("sortorder",'alpha');
 $page = GETPOST("page",'int');
-if ($page == -1 || $page == null) { $page = 0 ; }
+if (empty($page) || $page == -1) { $page = 0; }     // If $page is not defined, or '' or -1
 $offset = $listlimit * $page ;
 $pageprev = $page - 1;
 $pagenext = $page + 1;
diff --git a/htdocs/accountancy/admin/categories_list.php b/htdocs/accountancy/admin/categories_list.php
index d5fb2175b5f..488123acc70 100644
--- a/htdocs/accountancy/admin/categories_list.php
+++ b/htdocs/accountancy/admin/categories_list.php
@@ -64,7 +64,7 @@ $active = 1;
 $sortfield = GETPOST("sortfield",'alpha');
 $sortorder = GETPOST("sortorder",'alpha');
 $page = GETPOST("page",'int');
-if ($page == -1 || $page == null) { $page = 0 ; }
+if (empty($page) || $page == -1) { $page = 0; }     // If $page is not defined, or '' or -1
 $offset = $listlimit * $page ;
 $pageprev = $page - 1;
 $pagenext = $page + 1;
diff --git a/htdocs/accountancy/admin/journals_list.php b/htdocs/accountancy/admin/journals_list.php
index 220b36c6a52..620a7786310 100644
--- a/htdocs/accountancy/admin/journals_list.php
+++ b/htdocs/accountancy/admin/journals_list.php
@@ -58,7 +58,7 @@ $active = 1;
 $sortfield = GETPOST("sortfield",'alpha');
 $sortorder = GETPOST("sortorder",'alpha');
 $page = GETPOST("page",'int');
-if ($page == -1 || $page == null) { $page = 0 ; }
+if (empty($page) || $page == -1) { $page = 0; }     // If $page is not defined, or '' or -1
 $offset = $listlimit * $page ;
 $pageprev = $page - 1;
 $pagenext = $page + 1;