How can I remove the last comma in my for loop?

Question

function currentLine(katzDeliLine) {
    if (katzDeliLine.length > 0) {
        var textToPrint = \"The line is currently: \"

        for (var crrLine = 0; crrLine &         


        

Answer 1

You can use regex to remove the last comma

$ is for matching the end of the string

let line = 'string1, string2, string3, string4, string5,'

console.log(line.replace(/,$/g,''))