Activity › Forums › Salesforce® Discussions › What is the use of $A.util.isEmpty() in Salesforce Lightning Component? Salesforce® Discussions What is the use of $A.util.isEmpty() in Salesforce Lightning Component? Posted by Shweta on September 11, 2020 at 3:02 PM What is the use of $A.util.isEmpty() in Salesforce Lightning Component? Ayush replied 5 years, 8 months ago 3 Members · 2 Replies 2 Replies MOHIT Member September 13, 2020 at 9:21 AM It will return true if the variable is empty on which it is applied [adinserter block='9'] Ayush Member September 14, 2020 at 1:54 PM Returns <samp>true</samp> if the argument is empty. Log In to reply. Public All Members My Connections Only Me PublicAll MembersMy ConnectionsOnly Me Public All Members My Connections Only Me