using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"(location \/api.*?proxy_pass\s*)([^ ;]+)";
string substitution = @"$1http://localhost:1234";
string input = @"server {
listen 80;
server_name localhost;
location /api {
rewrite /api/(.*) /$1 break;
proxy_pass https://host.name:1337;
proxy_redirect off;
proxy_set_header Host $host;
}
location / {
root /usr/share/nginx/html;
index index.html index.htm;
}
}";
RegexOptions options = RegexOptions.Multiline | RegexOptions.Singleline;
Regex regex = new Regex(pattern, options);
string result = regex.Replace(input, substitution);
}
}
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