@@ -124,7 +124,7 @@ private static MethodCallExpression CreateSumByProperty(this IQueryable source,
124124 return callExpression ;
125125 }
126126 /// <summary>
127- /// 根据属性求和
127+ /// 根据属性求和
128128 /// </summary>
129129 /// <param name="source"></param>
130130 /// <param name="property"></param>
@@ -141,7 +141,7 @@ public static TSelect SumByProperty<TSelect>(this IQueryable source, PropertyInf
141141 return source . Provider . Execute < TSelect > ( callExpression ) ;
142142 }
143143 /// <summary>
144- /// 根据属性求和
144+ /// 根据属性求和
145145 /// </summary>
146146 /// <param name="source"></param>
147147 /// <param name="propertyName"></param>
@@ -156,7 +156,7 @@ public static object SumByPropertyName(this IQueryable source, string propertyNa
156156 return source . SumByProperty ( property ) ;
157157 }
158158 /// <summary>
159- /// 对
159+ /// 对
160160 /// </summary>
161161 /// <typeparam name="TSelect"></typeparam>
162162 /// <param name="source"></param>
@@ -290,12 +290,12 @@ public static object Min(this IQueryable source, PropertyInfo property)
290290 return source . Provider . Execute ( callExpression ) ;
291291 }
292292 /// <summary>
293- /// 获取平均数和 [{avg1,count1},{avg2,count2}....]=>sum(avg1...n*count1...n)/sum(count1...n)
293+ /// 获取平均数和 [{avg1,count1},{avg2,count2}....]=>sum(avg1...n*count1...n)/sum(count1...n)
294294 /// </summary>
295- /// <param name="source">数据源</param>
296- /// <param name="averagePropertyName">聚合函数average属性名</param>
297- /// <param name="countPropertyName">聚合函数count属性名</param>
298- /// <param name="resultType">平均值返回结果:int/int=double</param>
295+ /// <param name="source">数据源</param>
296+ /// <param name="averagePropertyName">聚合函数average属性名</param>
297+ /// <param name="countPropertyName">聚合函数count属性名</param>
298+ /// <param name="resultType">平均值返回结果:int/int=double</param>
299299 [ ExcludeFromCodeCoverage ]
300300 public static object AverageWithCount ( this IQueryable source , string averagePropertyName , string countPropertyName , Type resultType )
301301 {
@@ -311,7 +311,7 @@ public static object AverageWithCount(this IQueryable source, PropertyInfo avera
311311 if ( source == null ) throw new ArgumentNullException ( nameof ( source ) ) ;
312312 if ( averageProperty == null ) throw new ArgumentNullException ( nameof ( averageProperty ) ) ;
313313 if ( countProperty == null ) throw new ArgumentNullException ( nameof ( countProperty ) ) ;
314- //获取sum
314+ //获取sum
315315 var sum = source . AverageSum ( averageProperty , countProperty ) ;
316316 var count = source . SumByProperty ( countProperty ) ;
317317 return AverageConstant ( sum , count , resultType ) ;
@@ -327,11 +327,11 @@ public static object AverageConstant(object sum, object count,Type resultType)
327327 {
328328
329329 Expression constantSum = Expression . Constant ( sum ) ;
330- //如果计算类型和返回类型不一致先转成一致
330+ //如果计算类型和返回类型不一致先转成一致
331331 if ( sum . GetType ( ) != resultType )
332332 constantSum = Expression . Convert ( constantSum , resultType ) ;
333333 Expression constantCount = Expression . Constant ( count ) ;
334- //如果计算类型和返回类型不一致先转成一致
334+ //如果计算类型和返回类型不一致先转成一致
335335 if ( count . GetType ( ) != resultType )
336336 constantCount = Expression . Convert ( constantCount , resultType ) ;
337337 var binaryExpression = Expression . Divide ( constantSum , constantCount ) ;
@@ -342,11 +342,11 @@ public static TResult AverageConstant<TSum,TCount,TResult>(TSum sum, TCount coun
342342 {
343343 var resultType = typeof ( TResult ) ;
344344 Expression constantSum = Expression . Constant ( sum ) ;
345- //如果计算类型和返回类型不一致先转成一致
345+ //如果计算类型和返回类型不一致先转成一致
346346 if ( sum . GetType ( ) != resultType )
347347 constantSum = Expression . Convert ( constantSum , resultType ) ;
348348 Expression constantCount = Expression . Constant ( count ) ;
349- //如果计算类型和返回类型不一致先转成一致
349+ //如果计算类型和返回类型不一致先转成一致
350350 if ( count . GetType ( ) != resultType )
351351 constantCount = Expression . Convert ( constantCount , resultType ) ;
352352 var binaryExpression = Expression . Divide ( constantSum , constantCount ) ;
@@ -368,12 +368,12 @@ public static TResult AverageConstant<TSum,TCount,TResult>(TSum sum, TCount coun
368368 //}
369369
370370 /// <summary>
371- /// 获取平均数和 [{avg1,sum1},{avg2,sum2}....]=>sum(sum1...n)/sum(sum1...n/avg1...n)
371+ /// 获取平均数和 [{avg1,sum1},{avg2,sum2}....]=>sum(sum1...n)/sum(sum1...n/avg1...n)
372372 /// </summary>
373- /// <param name="source">数据源</param>
374- /// <param name="averagePropertyName">聚合函数average属性名</param>
375- /// <param name="sumPropertyName">聚合函数sum属性名</param>
376- /// <param name="resultType">平均值返回结果:int/int=double</param>
373+ /// <param name="source">数据源</param>
374+ /// <param name="averagePropertyName">聚合函数average属性名</param>
375+ /// <param name="sumPropertyName">聚合函数sum属性名</param>
376+ /// <param name="resultType">平均值返回结果:int/int=double</param>
377377 [ ExcludeFromCodeCoverage ]
378378 public static object AverageWithSum ( this IQueryable source , string averagePropertyName , string sumPropertyName , Type resultType )
379379 {
@@ -394,11 +394,11 @@ public static object AverageWithSum(this IQueryable source, PropertyInfo average
394394 return AverageConstant ( sum , count , resultType ) ;
395395 }
396396 /// <summary>
397- /// 获取平均数和 [{avg1,count1},{avg2,count2}....]=>sum(avg1...n*count1...n)/sum(count1...n)
397+ /// 获取平均数和 [{avg1,count1},{avg2,count2}....]=>sum(avg1...n*count1...n)/sum(count1...n)
398398 /// </summary>
399- /// <param name="source">数据源</param>
400- /// <param name="averageProperty">聚合函数average属性名</param>
401- /// <param name="countProperty">聚合函数count属性名</param>
399+ /// <param name="source">数据源</param>
400+ /// <param name="averageProperty">聚合函数average属性名</param>
401+ /// <param name="countProperty">聚合函数count属性名</param>
402402 /// <returns></returns>
403403 private static object AverageSum ( this IQueryable source , PropertyInfo averageProperty , PropertyInfo countProperty )
404404 {
@@ -411,7 +411,7 @@ private static object AverageSum(this IQueryable source, PropertyInfo averagePro
411411 MemberExpression averageMember = Expression . MakeMemberAccess ( parameter , averageProperty ) ;
412412 //o.count
413413 MemberExpression countMember = Expression . MakeMemberAccess ( parameter , countProperty ) ;
414- //Convert(o.count,o.avg.GetType()) 必须要同类型才能计算
414+ //Convert(o.count,o.avg.GetType()) 必须要同类型才能计算
415415 var countConvertExpression = Expression . Convert ( countMember , averageProperty . PropertyType ) ;
416416 //o.avg*Convert(o.count,o.avg.GetType())
417417 var multiply = Expression . Multiply ( averageMember , countConvertExpression ) ;
@@ -434,11 +434,11 @@ private static object AverageSum(this IQueryable source, PropertyInfo averagePro
434434
435435 }
436436 /// <summary>
437- /// 获取平均数个数 [{avg1,sum1},{avg2,sum2}....]=>sum(sum1..n)/sum(sum1...n/avg1...n)
437+ /// 获取平均数个数 [{avg1,sum1},{avg2,sum2}....]=>sum(sum1..n)/sum(sum1...n/avg1...n)
438438 /// </summary>
439- /// <param name="source">数据源</param>
440- /// <param name="averageProperty">聚合函数average属性名</param>
441- /// <param name="sumProperty">聚合函数count属性名</param>
439+ /// <param name="source">数据源</param>
440+ /// <param name="averageProperty">聚合函数average属性名</param>
441+ /// <param name="sumProperty">聚合函数count属性名</param>
442442 /// <returns></returns>
443443 private static object AverageCount ( this IQueryable source , PropertyInfo averageProperty , PropertyInfo sumProperty )
444444 {
@@ -451,7 +451,7 @@ private static object AverageCount(this IQueryable source, PropertyInfo averageP
451451 MemberExpression averageMember = Expression . MakeMemberAccess ( parameter , averageProperty ) ;
452452 //o.sum
453453 MemberExpression sumMember = Expression . MakeMemberAccess ( parameter , sumProperty ) ;
454- //Convert(o.sum,o.avg.GetType()) 必须要同类型才能计算
454+ //Convert(o.sum,o.avg.GetType()) 必须要同类型才能计算
455455 var sumConvertExpression = Expression . Convert ( sumMember , averageProperty . PropertyType ) ;
456456 //Convert(o.sum,o.avg.GetType())/o.avg
457457 var divide = Expression . Divide ( sumConvertExpression , averageMember ) ;
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