Callback

callback functions in javascript

by aparnet

JavaScript

prom('what`s your name?', function(res) {
    console.log(res);
}, true);

function prom(value, callback, noCancel) {
    var result = null;
    if(noCancel) {
        while(!result) {
            result = prompt(value);
        }
    } else {
        result = prompt(value);
    }
    return callback(result);
}