OtherCounterSmile.js

function countSmileys(arr) {
  let count = 0;
  let validFace = [
    ":)",
    ";)",
    ":-)",
    ";-)",
    ":~)",
    ";~)",
    ":D",
    ";D",
    ":-D",
    ";-D",
    ":~D",
    ";~D"
  ];
  arr.map(item => {
    validFace.map(vitem => {
      if (item.includes(vitem)) count++;
    });
  });
  return arr.length == 0 ? 0 : count;
}