C# 判断时间段是否相交的实现方法
C#判断时间段是否相交的实现方法
1.判断两个起止时间是否相交:
publicstaticboolIsTimeBetween(TimeSpaninput,TimeSpanstart,TimeSpanend,boolfromInclusice,booltoInclusive)
{
//http://stackoverflow.com/questions/592248/how-can-i-check-if-the-current-time-is-between-in-a-time-frame
//seeifstartcomesbeforeend
if(end=start))||(!fromInclusice&&(input>start)));
}
else
{
return
((fromInclusice&&(input>=start))||(!fromInclusice&&(input>start)))
&&
((toInclusive&&(input<=end))||(!toInclusive&&(input
2.传入起止时间的表达式,判断与已知时间段的交集,生成Mongo查询:
publicIMongoQueryGetMongoQueryIntersectWith(
Expression>fromExp,
Expression>toExp)
{
varrangeTo=Query.And(Query.GTE(toExp,To),Query.LTE(fromExp,To));
varrangeFrom=Query.And(Query.GTE(toExp,From),Query.LTE(fromExp,From));
varrangeQuery=Query.Or(rangeTo,rangeFrom,
Query.And(Query.GTE(fromExp,From),Query.LTE(toExp,To)));
returnrangeQuery;
}
其中From和To为两个时间属性
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