get url parameters using js

getParam.js

let getParam = (p) => {
    let obj = {}
    let param = window.location.search.split('?')
        param = param[1]
    if(!param) return false
    param.split('&').forEach(el => {
        let element_arr = el.split('=')
        obj[element_arr[0]] = element_arr[1]
    });
    return obj[p] ? obj[p] : false
}