remove duplicate strings from string javascript code example
Example 1: javascript remove duplicate letters in a string
function removeDuplicateCharacters(string) {
return string
.split('')
.filter(function(item, pos, self) {
return self.indexOf(item) == pos;
})
.join('');
}
console.log(removeDuplicateCharacters('baraban'));
Example 2: remove duplicates strig javascript
const arr = [1, 2, [3, 4]];
arr.flat();
arr.reduce((acc, val) => acc.concat(val), []);
const flattened = arr => [].concat(...arr);