DEV Community: Francesito

Solved "Convert HTML Entities" algorithm // FreeCodeCamp

Francesito — Fri, 22 Apr 2022 16:03:52 +0000

function convertHTML(str) {
  let arr = str.split(' ');
  let regex = [['&','&amp;'],['<','&lt;'],['>','&gt;'],['"','&quot;'],["'",'&apos;']];
  for(let x=0;x<arr.length;x++){
    for(let i=0;i<arr[x].length;i++){
      for(let y=0;y<regex.length;y++){
      (arr[x][i] == regex[y][0]) ?
        str = str.replace(arr[x][i],regex[y][1]) : false;
    }
    }
  }
  return str;
}
console.log(convertHTML("Sixty > twelve"));

Solved 'Ordered union' / FreeCodeCamp Algorithm

Francesito — Fri, 22 Apr 2022 04:26:53 +0000

function uniteUnique(arr) {
  let arrNumbers = [];
  let newArray = [];
  for(let i=0;i<arguments.length;i++){
    for(let j=0;j<arguments[i].length;j++){
    arrNumbers.push(arguments[i][j]);
    }
  }
  for(let i=0;i<arrNumbers.length;i++){
     (newArray.indexOf(arrNumbers[i]) == -1) ?
      newArray.push(arrNumbers[i]) : false;
    }
  return newArray;
}
console.log(uniteUnique([1, 3, 2, 3], [5, 2, 1, 4], [2, 1]));