Activity › Forums › Salesforce® Discussions › What is the use of join(iterableObj, separator) method of in Apex ? Salesforce® Discussions What is the use of join(iterableObj, separator) method of in Apex ? Posted by Kirandeep on August 12, 2020 at 3:30 PM What is the use of join(iterableObj, separator) method of in Apex ? Kirandeep replied 5 years, 9 months ago 1 Member · 0 Replies 0 Replies Log In to reply. Public All Members My Connections Only Me PublicAll MembersMy ConnectionsOnly Me Public All Members My Connections Only Me