c# 正则实践

C# 正则提取

  Regex reg = new Regex(@"<img[\s]+src[\s]*=[\s]*['""](?<picPath>.*)['""][\s]*>");

reg.Match("<img src='http://www.baidu.com'>").Groups["picPath"].Value
//http://www.baidu.com

//提取html中img标签的src

var resObj = JsonConvert.DeserializeAnonymousType(res, new { code = "", message = "" });

var value = Regex.Match(resObj.message, ".*(?<=,\t*)(?<value>.*)(?=\t*,).*");

return value.Groups["value"].Value;

添加 /// 注释

正则匹配 (^)

Replace ///