利用正则表达式自动给Email地址和Url加上连接
利用正则表达式自动给Email地址和Url加上连接 using System;
using System.Text.RegularExpressions;
namespace CommLayer
{
/// <summary>
/// 自动给邮件地址或email地址加上url
/// </summary>
public class HyperlinkUrl
{
private static Regex urlregex = new Regex(@'(http:\/\/([\w.]+\/?)\S*)',
RegexOptions.IgnoreCase|RegexOptions.Compiled);
private static Regex emailregex = new Regex(@'([a-zA-Z_0-9.-]+\@[a-zA-Z_0-9.-]+\.\w+)',
RegexOptions.IgnoreCase|RegexOptions.Compiled);
public HyperlinkUrl()
{
}
/// <summary>
/// 生成带连接的字符串
/// </summary>
/// <param name='link'>需要生成带连接地址的字符串</param>
/// <returns>经过转换的字符串</returns>
public static string GenHyperlinkUrl(string link)
{
link = emailregex.Replace(link, '<a href=mailto:$1>$1</a>');
link = urlregex.Replace(link, '<a href=\'$1\' target=\'_blank\'>$1</a>');
return link;
}
}
}
