Password Validator

function solve(password){
    let isDigit = (asciiCode) => asciiCode >= 48 && asciiCode <= 57;

    let validLength = hasValidLength();
    let validContent = hasValidContent();
    let validDigits = hasAtleastTwoDigits();

    if(!validLength){
        console.log("Password must be between 6 and 10 characters")
    }

    if(!validContent){
        console.log("Password must consist only of letters and digits")
    }

    if(!validDigits){
        console.log("Password must have at least 2 digits");
    }

    if(validLength && validContent && validDigits){
        console.log("Password is valid.");
    }


  function hasValidLength(){
      return password.length >= 6 && password.length <= 10;
  }


  function hasValidContent(){

      let lowerCase = password.toLowerCase();
      let isLetter = (asciiCode) => asciiCode >= 97 && asciiCode <= 122;

      for(let i = 0; i < lowerCase.length;i++){

          let ascii = lowerCase.charCodeAt(i);
          if(isLetter(ascii) || isDigit(ascii)){
              continue;
          }
          return false;

      }
      return true;
  }

  function hasAtleastTwoDigits(){
      let digitsCount = 0;
      for(let i = 0;i < password.length;i++){
          let ascii = password.charCodeAt(i);

          let asciiIsDigit = isDigit(ascii);

          if(asciiIsDigit){
              digitsCount++;
          }
      }
     return digitsCount >= 2;
  }
}

// solve('logIn');
//solve('MyPass123');
solve('Pa$s$s');