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-rw-r--r--system/libraries/Form_validation.php16
1 files changed, 16 insertions, 0 deletions
diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php
index 16766ca66..e98c87f81 100644
--- a/system/libraries/Form_validation.php
+++ b/system/libraries/Form_validation.php
@@ -1459,6 +1459,22 @@ class CI_Form_validation {
// --------------------------------------------------------------------
/**
+ * Value should be within an array of values
+ *
+ * @param string
+ * @param array
+ * @return bool
+ */
+ public function in($value, $list)
+ {
+ $list = array_map('trim', explode(',', (string) $list));
+
+ return in_array((string) $value, $list);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
* Is a Natural number (0,1,2,3, etc.)
*
* @param string