C# 正则表达式 一个字符串中获取接续的数字

        string str = "dsds dsds sdsdgfhh380 dsdskds765dsd";        Regex reg = new Regex(@"\d+");        Response.Write(reg.Match(str));
------解决方案--------------------------------------------------------
Regex regex = new Regex("\d+");
var m = regex.Match("dsds dsds sdsdgfhh380 dsdskds765dsd");
if (m.Success)
 Console.WriteLine(m.Groups[0]);


------解决方案--------------------------------------------------------
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Regex regex = new Regex("\d+");
var m = regex.Match("dsds dsds sdsdgfhh380 dsdskds765dsd");
if (m.Success)
  Console.WriteLine(m.Groups[0]);

------解决方案--------------------------------------------------------
js

document.write(("dsds dsds sdsdgfhh380 dsdskds765dsd").match(/(\d)+/)[0]);
------解决方案--------------------------------------------------------
Regex.Match("","\\d+").Value
------解决方案--------------------------------------------------------
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C# code
        string str = "dsds dsds sdsdgfhh380 dsdskds765dsd";
        Regex reg = new Regex(@"\d+");
        Response.Write(reg.Match(str));