Search
 
SCRIPT & CODE EXAMPLE
 
CODE EXAMPLE FOR JAVASCRIPT

Find duplicate or repeat elements in js array

function findUniq(arr) {
  return arr.find(n => arr.indexOf(n) === arr.lastIndexOf(n));
}

console.log(findUniq([ 0, 1, 0 ]))
console.log(findUniq([ 1, 1, 1, 2, 1, 1 ]))
console.log(findUniq([ 3, 10, 3, 3, 3 ]))
console.log(findUniq([ 7, 7, 7, 20, 7, 7, 7 ]))
Source by flaviocopes.com #
 
PREVIOUS NEXT
Tagged: #Find #duplicate #repeat #elements #js #array
ADD COMMENT
Topic
Name
2+6 =