From 46cba2e05dff2ca34a1d5c85e6d68abc9c06d9fe Mon Sep 17 00:00:00 2001
From: Mathieu Tricoire
Date: Wed, 12 Feb 2014 10:53:52 +0100
Subject: docs(input): document NgModelController.$isEmpty parameters / return
 value

Closes #6224
---
 src/ng/directive/input.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/ng/directive/input.js b/src/ng/directive/input.js
index 27813a46..3c09c084 100644
--- a/src/ng/directive/input.js
+++ b/src/ng/directive/input.js
@@ -1022,6 +1022,9 @@ var NgModelController = ['$scope', '$exceptionHandler', '$attrs', '$element', '$
    * You can override this for input directives whose concept of being empty is different to the
    * default. The `checkboxInputType` directive does this because in its case a value of `false`
    * implies empty.
+   * 
+   * @param {*} value Reference to check.
+   * @returns {boolean} True if `value` is empty.
    */
   this.$isEmpty = function(value) {
     return isUndefined(value) || value === '' || value === null || value !== value;
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