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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namespace TProduct
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{
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public class StringHelper
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{
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// System.Text.RegularExpressions.Regex regxs = new System.Text.RegularExpressions.Regex("^[\u4E00-\u9FA5]|[\uFE30-\uFFA0]$");
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static System.Text.RegularExpressions.Regex regxs = new System.Text.RegularExpressions.Regex("[\u4e00-\u9fbb]");
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/// <summary>
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/// 是否有中文
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/// </summary>
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/// <param name="str"></param>
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/// <returns></returns>
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static public int IsHaveCn(string str)
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{
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if (string.IsNullOrEmpty(str))
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return 0;
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if (regxs.IsMatch(str))
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return 1;
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else
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return -1;
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}
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/// <summary>
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/// 替换全角文字
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/// </summary>
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/// <param name="str"></param>
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/// <returns></returns>
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public static string Replace全角文字(string str)
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{
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if (string.IsNullOrEmpty(str))
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return str;
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/**/
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// /全角空格为12288，半角空格为32
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// /其他字符半角(33-126)与全角(65281-65374)的对应关系是：均相差65248
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// /
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char[] quan = str.ToCharArray();
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for (int i = 0; i < quan.Length; i++)
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{
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var quanVal = quan[i];
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if (quanVal == 12288)
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{
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quan[i] = (char)32;
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}
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else if (quanVal > 65280 && quanVal < 65375)
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{
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quan[i] = (char)(quanVal - 65248);
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}
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else if (quanVal.Equals('Ⅰ'))
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{
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quan[i] = 'I';
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}
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}
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str = string.Join("", quan);
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return str;
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}
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}
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}
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