removeLetter.js

const userString = "rhinoceros";
const newString = [];

for (let letter of userString) {
    console.log("letter is " + letter);
    console.log("code is " + letter.charCodeAt(0));

    //this is just going to check for lower case
    if (letter.charCodeAt(0) < "n".charCodeAt(0) || letter.charCodeAt(0) > "z".charCodeAt(0)) {
        newString.push(letter);
    }
}

let finalString = newString.join();

//remove the commas from the string join
finalString = finalString.replace(/,/g, "");


console.log("-----------------");
console.log("final string is");
console.log(finalString);