From 9fdbdd393a0f0ebdcd837cf102878c8b45860c3b Mon Sep 17 00:00:00 2001
From: Joe Trumbull <trumbull.j@gmail.com>
Date: Thu, 17 Mar 2016 10:06:11 -0400
Subject: Serialize: Treat literal and function-returned null/undefined the
 same

Fixes gh-3005

Closes gh-3007
---
 src/serialize.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'src/serialize.js')

diff --git a/src/serialize.js b/src/serialize.js
index a0b948460..9a735fec1 100644
--- a/src/serialize.js
+++ b/src/serialize.js
@@ -58,7 +58,10 @@ jQuery.param = function( a, traditional ) {
 		add = function( key, value ) {
 
 			// If value is a function, invoke it and return its value
-			value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value );
+			value = jQuery.isFunction( value ) ? value() : value;
+			if ( value == null ) {
+				value = "";
+			}
 			s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value );
 		};
 
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