using System;
using System.Web;
class Program
{
public static string EncodeURIComponent(string str) {
string result;
try {
result = HttpUtility.UrlEncode(str) // Perform URL encoding
.Replace("+", "%20") // Replace "+" with "%20"
.Replace("%21", "!") // Replace "%21" with "!"
.Replace("%27", "'") // Replace "%27" with "'"
.Replace("%28", "(") // Replace "%28" with "("
.Replace("%29", ")") // Replace "%29" with ")"
.Replace("%7E", "~"); // Replace "%7E" with "~"
}
catch (Exception) {
result = str; // Fallback to the original string in case of error
}
return result;
}
static void Main(string[] args)
{
string str = "https://www.seek4info.com/search.php?query=seo";
// Encode the URL
string encodedStr = EncodeURIComponent(str);
Console.WriteLine(encodedStr);
}
}
/*
run:
https%3a%2f%2fwww.seek4info.com%2fsearch.php%3fquery%3dseo
*/