Function to reverse the order of characters in a word:

reverseOrderOfCharacters.js

// function to reverse the order of characters in a word:
function reverse(word) {
    let reversedWord = ''
    for (let i = word.length - 1; i >= 0; i--) {
        reversedWord = reversedWord.concat(word[i])
    }
    return reversedWord
}
console.log(reverse('word')) // prints  drow