Wymień przecinek nową linią w JS
let availableData = "Hello, Hi, Wassup";
let desiredData = replaceCommaLine(availableData);
function replaceCommaLine(data) {
//convert string to array and remove whitespace
let dataToArray = data.split(',').map(item => item.trim());
//convert array to string replacing comma with new line
return dataToArray.join("\n");
}
console.log(desiredData);
JavascriptNinja