37 lines
852 B
C#
37 lines
852 B
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace HuanMeng.DotNetCore.Utility;
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/// <summary>
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/// 字符串扩展
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/// </summary>
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public static class StringExtend
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{
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/// <summary>
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/// 判断字符串是否包含中文字符（使用字符遍历）
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/// </summary>
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/// <param name="input">需要检查的字符串</param>
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/// <returns>如果包含中文字符，则返回 true；否则返回 false</returns>
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public static bool ContainsChineseOptimized(this string input)
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{
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if (string.IsNullOrEmpty(input))
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{
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return false;
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}
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foreach (char c in input)
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{
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if (c >= '\u4e00' && c <= '\u9fa5')
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{
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return true;
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}
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}
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return false;
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}
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}
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