分类
WEB

利用正则表达式自动给Email地址和Url加上连接

/// <summary>

/// 自动给邮件地址或email地址加上url  

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;

}

}

}