first commit

2026-09-07 08:07:08 +08:00
commit e703fb2752
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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace JinYuan.Helper
+{
+    public class ArrayHelper
+    {
+        /// <summary>
+        /// 判断两个数组的元素是否相等
+        /// </summary>
+        /// <param name="arr1"></param>
+        /// <param name="arr2"></param>
+        /// <returns></returns>
+        public static bool Equal<T>(T[] arr1, T[] arr2)
+        {
+            bool res = false;
+            if (arr1 == null || arr2 == null)
+            {
+                return res;
+            }
+            if (arr1.Length == arr2.Length)
+            {
+                res = true;
+                for (int index = 0; index < arr1.Length; ++index)
+                {
+                    if (!arr1[index].Equals(arr2[index]))
+                    {
+                        res = false;
+                        break;
+                    }
+                }
+            }
+            return res;
+        }
+
+        /// <summary>
+        /// 获取数组的子数组
+        /// </summary>
+        /// <typeparam name="T">类型</typeparam>
+        /// <param name="arr">数组</param>
+        /// <param name="startIndex">起始索引</param>
+        /// <param name="length">长度</param>
+        /// <returns></returns>
+        public static T[] GetSubArray<T>(T[] arr, int startIndex, int length)
+        {
+            T[] res = new T[length];
+            for (int index = 0; index < length; ++index)
+            {
+                res[index] = arr[startIndex + index];
+            }
+            return res;
+        }
+
+        /// <summary>
+        /// 数组合并
+        /// </summary>
+        /// <typeparam name="T"></typeparam>
+        /// <param name="t1"></param>
+        /// <param name="t2"></param>
+        /// <returns></returns>
+        public static byte[] Combine(IEnumerable<byte[]> tList)
+        {
+            int allLength = 0;
+            foreach (byte[] t in tList)
+            {
+                allLength += t.Length;
+            }
+            byte[] res = new byte[allLength];
+            int lenIndex = 0;
+            foreach (byte[] t in tList)
+            {
+                Array.Copy(t, 0, res, lenIndex, t.Length);
+                lenIndex += t.Length;
+            }
+            return res;
+        }
+
+        /// <summary>
+        /// 数组格式化输出字符串
+        /// </summary>
+        /// <param name="arr">待处理数据</param>
+        /// <returns></returns>
+        public static string ArrayFormatOutput<T>(T[] arr)
+        {
+            StringBuilder res = new StringBuilder();
+            for (int index = 0; index < arr.Count() - 1; ++index)
+            {
+                res.Append(string.Format("{0}-", arr[index].ToString()));
+            }
+            if (arr.Count() - 1 > 0)
+            {
+                res.Append(arr[arr.Count() - 1]);
+            }
+            return res.ToString();
+        }
+
+        /// <summary>
+        /// 数组格式化输出字符串
+        /// </summary>
+        /// <typeparam name="T"></typeparam>
+        /// <param name="arr">待处理数据</param>
+        /// <param name="offset">buffer 参数中开始发送数据的位置，该位置从零开始计数。</param>
+        /// <param name="size">要发送的字节数。</param>
+        /// <returns></returns>
+        public static string ArrayFormatOutput<T>(T[] arr, int offset, int size)
+        {
+            StringBuilder res = new StringBuilder();
+            for (int index = offset; index < size; ++index)
+            {
+                res.Append(string.Format("{0}-", arr[index].ToString()));
+            }
+            if (size - 1 > 0)
+            {
+                res.Append(arr[size]);
+            }
+            return res.ToString();
+        }
+
+    }
+}