functions.js

export default {

    //get url parameter (used in Page2)
    getUrlParam(key) {
        var searchParams = new URLSearchParams(window.location.search);
        return searchParams.get(key);
    },

    
    //sorting array of objects (used in Component3)
    sort(key, order = 'asc') {
        return function compare(a,b) {
            let comparison = 0;
            const varA = (typeof a[key] === 'string') ? a[key].toUpperCase() : a[key];
            const varB = (typeof b[key] === 'string') ? b[key].toUpperCase() : b[key];
            if ( varA < varB ) comparison = -1; if ( varA > varB ) comparison = 1; 
            return ((order === 'desc') ? (comparison * -1) : comparison);
        };
    },
    
    

}