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-rw-r--r--src/callbacks.js2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/callbacks.js b/src/callbacks.js
index 6fda47f00..58f1402a8 100644
--- a/src/callbacks.js
+++ b/src/callbacks.js
@@ -4,7 +4,7 @@ var optionsCache = {};
// Convert String-formatted options into Object-formatted ones and store in cache
function createOptions( options ) {
var object = optionsCache[ options ] = {};
- jQuery.each( options.split( core_rspace ), function( _, flag ) {
+ jQuery.each( options.match( core_rnotwhite ) || [], function( _, flag ) {
object[ flag ] = true;
});
return object;