JSFiddle - React, Tailwind, and code Playground

by David Thomas

JavaScript

function param(obj){
    var output = [];
    for (var prop in obj) {
        if (obj.hasOwnProperty(prop)){
            output.push(prop + '=' + obj[prop].join(','));
        }
    }
    return output.join('&');
}

var p = {a: [2, 3, 4]};
console.log(param(p)); //"a=2,3,4"