sort()函數之json對象數組排序

var str='[{"id":31,"name":"值1","menuSort":94,"enabled":1,"parentId":23},{"id":32,"name":"值2","menuSort":93,"enabled":1,"parentId":23}]';

var json=JSON.parse(str);

 

對於對象數組中個別字段進行排序,對上面的menuSort字段進行JSONObject對象數組進行排序。json

js以下:數組

json.sort(compare("menuSort"));

 

升序:spa

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;
        }
    }
}  

 

降序:code

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;
        }
    }
}
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