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50 lines
1.7 KiB
C#
50 lines
1.7 KiB
C#
#region copyright
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//------------------------------------------------------------------------------
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// 此代码版权声明为全文件覆盖，如有原作者特别声明，会在下方手动补充
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// 此代码版权（除特别声明外的代码）归作者本人Diego所有
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// 源代码使用协议遵循本仓库的开源协议及附加协议
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// Gitee源代码仓库：https://gitee.com/diego2098/ThingsGateway
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// Github源代码仓库：https://github.com/kimdiego2098/ThingsGateway
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// 使用文档：https://diego2098.gitee.io/thingsgateway-docs/
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// QQ群：605534569
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//------------------------------------------------------------------------------
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#endregion
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namespace ThingsGateway.Foundation.Adapter.OPCDA;
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internal static class CollectionExtensions
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{
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/// <summary>
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/// 移除符合条件的元素
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="this"></param>
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/// <param name="where"></param>
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internal static void RemoveWhere<T>(this ICollection<T> @this, Func<T, bool> @where)
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{
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foreach (var obj in @this.Where(where).ToList())
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{
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@this.Remove(obj);
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}
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}
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/// <summary>
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/// 将项目列表分解为特定大小的块
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="source"></param>
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/// <param name="chunksize"></param>
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/// <returns></returns>
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internal static List<List<T>> ChunkTrivialBetter<T>(this IEnumerable<T> source, int chunksize)
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{
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var pos = 0;
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List<List<T>> n = new();
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while (source.Skip(pos).Any())
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{
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n.Add(source.Skip(pos).Take(chunksize).ToList());
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pos += chunksize;
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}
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return n;
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}
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}
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