C# 判断时间段是否相交的实现方法

public static bool IsTimeBetween(TimeSpan input, TimeSpan start, TimeSpan end, bool fromInclusice, bool toInclusive) 
    { 
      //http://stack*ov**erflow.com/questions/592248/how-can-i-check-if-the-current-time-is-between-in-a-time-frame 
      // see if start comes before end 
      if (end = start)) || (!fromInclusice && (input > start))); 
      } 
      else 
      { 
        return 
          ((fromInclusice && (input >= start)) || (!fromInclusice && (input > start))) 
          && 
          ((toInclusive && (input 

public IMongoQuery GetMongoQueryIntersectWith( 
      Expression> fromExp,  
      Expression> toExp) 
    { 
      var rangeTo = Query.And(Query.GTE(toExp, To), Query.LTE(fromExp, To)); 
      var rangeFrom = Query.And(Query.GTE(toExp, From), Query.LTE(fromExp, From)); 
 
      var rangeQuery = Query.Or(rangeTo, rangeFrom,  
        Query.And(Query.GTE(fromExp, From),Query.LTE(toExp, To))); 
      return rangeQuery; 
    }