text: const txtInput = document.querySelector(".inputs input"),
  checkBtn = document.querySelector(".inputs button"),
  infoTxt = document.querySelector(".info-txt");
  let filterInput;
  
  
  
  
  
  
  
  checkBtn.addEventListener("click", () => {
      let n = filterInput;
      console.log(typeof n);
  		console.log(n.codePointAt(0));
  		let asc=n.codePointAt(0);
      //console.log(isFibonacci(n));
      infoTxt.style.display = "block";
      // if(isString(n)===true){
      //     return infoTxt.innerHTML = `Enter a valid input`
      // }
      // else{
  
          return infoTxt.innerHTML = `ASCII Value of <span>'${txtInput.value}'</span> is <span>'${asc}'</span>`;
  
  
  
  });
  
  txtInput.addEventListener("keyup", () => {
      filterInput = txtInput.value.toLowerCase().replace(/[^A-Z0-9]/ig, "");
      if(filterInput) {
          return checkBtn.classList.add("active");
      }
      infoTxt.style.display = "none";
      checkBtn.classList.remove("active");
  });
  