using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"(?:(?:.*\n){0,10}).*?Error.*(?:(?:\n.*){0,10})";
string input = @"1
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4
5
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8
9
10
TypeError: Parameter 'url' must be a string, not undefined at Url.parse (url.js:107:11) at urlParse (url.js:101:5) at Object.urlResolve [as resolve] (url.js:404:10) at parseMarkdown (/opt/controllers/api/userguide.js:53:19) at /opt/controllers/api/userguide.js:33:17 at Object. (/opt/models/api.js:172:4) at /opt/lib/data/api.js:138:5 at IncomingMessage. (/opt/node_modules/httpunch/lib/_wrap_request.js:100:9) at IncomingMessage.g (events.js:180:16) at IncomingMessage.emit (events.js:117:20)
1
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3
4
5
6
7
8
9
10";
foreach (Match m in Regex.Matches(input, pattern))
{
Console.WriteLine("'{0}' found at index {1}.", m.Value, m.Index);
}
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for C#, please visit: https://msdn.microsoft.com/en-us/library/system.text.regularexpressions.regex(v=vs.110).aspx