JSON对象转QueryString 适用于.NET MVC/WebApi的请求modelbinding

/**
     * 对象转数据 [key=value] 格式
     * @param {any} jsonObj
     */
    function objToArray(jsonObj) {
        let fields = [];
        let keys = Object.keys(jsonObj);
        for (var i = 0; i < keys.length; i++) {
            let key = keys[i];
            let type = typeof jsonObj[key];
            if (type === 'object') {
                let subObjFields = objToArray(jsonObj[key]);
                if (subObjFields && subObjFields.length > 0) {
                    let tempFields = subObjFields.map(function (x) {
                        let parts = x.split('=');
                        let tempKey = isNaN(key) ? key + '.' : '[' + key + '].';
                        if(parts[0].startsWith('[')) {
                            tempKey = isNaN(key) ? key  : '[' + key + ']';
                        }
                        return tempKey + x;
                    });
                    fields = fields.concat(tempFields);
                }
            } else {
                fields.push((isNaN(key) ? key : '[' + key + ']') + '=' +
                    encodeURIComponent(jsonObj[key]));
            }
        }
        return fields;
    }