Select2 4.0 placeholder undefined

Answer form stackoverflow

down voteaccepted

https://jsfiddle.net/xqhp0z0x/1/ in this example if we delete || repo.text from formatRepoSelection it will not work. Because the repo.text is placeholder. P.S. select2 4.0 do not need to empty option tag for placeholder working Source : http://stackoverflow.com/questions/30302329/select2-4-0-placeholder-undefined