js 移除obj对象中为null / undefined 的属性及值
clearDeep = (obj: any) => { if (!obj || !(typeof obj === 'object')) return; const keys = Object.keys(obj); for (var key of keys) {
clearDeep = (obj: any) => { if (!obj || !(typeof obj === 'object')) return; const keys = Object.keys(obj); for (var key of keys) {
查询出来多个list集合,汇总起来后需要对时间进行排序。SubscriptionResult是汇总之后的实体类。如果只需要比较天的话可以修改SimpleDateFormat的格式化。 list.sort(new Comparator<SubscriptionResult>() {