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-rw-r--r--system/libraries/Form_validation.php2
1 files changed, 1 insertions, 1 deletions
diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php
index 4bb29e41b..484e306b9 100644
--- a/system/libraries/Form_validation.php
+++ b/system/libraries/Form_validation.php
@@ -1277,7 +1277,7 @@ class CI_Form_validation {
*/
public function is_natural_no_zero($str)
{
- return ($str !== 0 && preg_match('/^[0-9]+$/', $str));
+ return ($str && preg_match('/^[0-9]+$/', $str));
}
// --------------------------------------------------------------------