85 lines
1.7 KiB
C#
85 lines
1.7 KiB
C#
using System;
|
|
using System.Collections.Generic;
|
|
using System.Linq;
|
|
|
|
namespace HT.Cloud.Code
|
|
{
|
|
public class TextHelper
|
|
{
|
|
/// <summary>
|
|
/// 获取默认值
|
|
/// </summary>
|
|
/// <param name="value"></param>
|
|
/// <param name="defaultValue"></param>
|
|
/// <returns></returns>
|
|
public static string GetCustomValue(string value, string defaultValue)
|
|
{
|
|
if (string.IsNullOrEmpty(value))
|
|
{
|
|
return defaultValue;
|
|
}
|
|
else
|
|
{
|
|
return value;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// 截取指定长度的字符串
|
|
/// </summary>
|
|
/// <param name="value"></param>
|
|
/// <param name="length"></param>
|
|
/// <returns></returns>
|
|
public static string GetSubString(string value, int length, bool ellipsis = false)
|
|
{
|
|
if (string.IsNullOrEmpty(value))
|
|
{
|
|
return value;
|
|
}
|
|
if (value.Length > length)
|
|
{
|
|
value = value.Substring(0, length);
|
|
if (ellipsis)
|
|
{
|
|
value += "...";
|
|
}
|
|
}
|
|
return value;
|
|
}
|
|
|
|
/// <summary>
|
|
/// 字符串转指定类型数组
|
|
/// </summary>
|
|
/// <param name="value"></param>
|
|
/// <param name="split"></param>
|
|
/// <returns></returns>
|
|
public static T[] SplitToArray<T>(string value, char split)
|
|
{
|
|
T[] arr = value.Split(new string[] { split.ToString() }, StringSplitOptions.RemoveEmptyEntries).CastSuper<T>().ToArray();
|
|
return arr;
|
|
}
|
|
|
|
/// <summary>
|
|
/// 判断是否有交集
|
|
/// </summary>
|
|
/// <typeparam name="T"></typeparam>
|
|
/// <param name="list1"></param>
|
|
/// <param name="list2"></param>
|
|
/// <returns></returns>
|
|
public static bool IsArrayIntersection<T>(List<T> list1, List<T> list2)
|
|
{
|
|
List<T> t = list1.Distinct().ToList();
|
|
|
|
var exceptArr = t.Except(list2).ToList();
|
|
|
|
if (exceptArr.Count < t.Count)
|
|
{
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
} |