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showing results for - "how to test if string is a valid json string c 23"
Angelina
04 Oct 2016
1private static bool IsValidJson(string strInput)
2{
3    if (string.IsNullOrWhiteSpace(strInput)) { return false;}
4    strInput = strInput.Trim();
5    if ((strInput.StartsWith("{") && strInput.EndsWith("}")) || //For object
6        (strInput.StartsWith("[") && strInput.EndsWith("]"))) //For array
7    {
8        try
9        {
10            var obj = JToken.Parse(strInput);
11            return true;
12        }
13        catch (JsonReaderException jex)
14        {
15            //Exception in parsing json
16            Console.WriteLine(jex.Message);
17            return false;
18        }
19        catch (Exception ex) //some other exception
20        {
21            Console.WriteLine(ex.ToString());
22            return false;
23        }
24    }
25    else
26    {
27        return false;
28    }
29}
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