honey questions

gistfile1.js

// create anagram db
// str = "care race bear face heart earth etc"
function sortJoin(word) {
  return word.split('').sort().join('')
}

function anagram(str){
  let words = str.split(' ')
  let obj = {}
  words.forEach(function(w) {
    obj[w] = words.map((p) => {
      if(sortJoin(w) === sortJoin(p)) {
        return p
      }
    }).join(' ').trim()
  })
  return obj
}

// return array of uniques
// without mutating
// x = [2,1,3,3,2,5]
// answer = [1,2,3,5]
function uniq(arr) {
  let newArr = []
  let sorted = arr.sort((a,b) => a - b)
  for(var x = 0; x < sorted.length; x++) {
    if(sorted[x] !== sorted[x - 1]) {
      newArr.push(sorted[x])
    }
  }
  return newArr
}