This is a sortfunction implemented with typescript

Typescript generic sort function

function sort<T>(sortItems: T[], key: (item: T) => any): T[]{
    var res = sortItems.slice(0);
    res.sort(function (a, b) {
        var akey = key(a);
        var bkey = key(b);
        return akey > bkey ? 1 : akey < bkey ? -1 : 0; 
    });

    return res;
}

var t = [
    {name:"my", price: 5.0}, {name:"test", price:56.6},
];

sort(t, x=> x.name);