js中结果按某属性排序

results.sort(compare(sortName));sortName：属性名称// js结果的排序    function compare(propertyName) {        return function (object1, object2) {            var value1 = object1[propertyName];             var value2 = object2[propertyName];             if (value2 < value1) {                 return -1;             }             else if (value2 > value1) {                 return 1;             }             else {                 return 0;             }         }     }