简易JSON格式化

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/// <summary>

/// 简易JSON格式化输出

/// </summary>

/// <param name="strJson"></param>

/// <returns></returns>

private string formatJson(string strJson)

{

    StringBuilder strNew = new StringBuilder();

    string strNewLine = "\r\n";

    int tabNum = 0;

    for (int i = 0; i < strJson.Length; i++)

    {

        if (strJson[i] == '{')

        {

            strNew.Append(strNewLine);

            strNew.Append('\t', tabNum);

            strNew.Append(strJson[i]);

            tabNum++;

            strNew.Append(strNewLine);

            strNew.Append('\t', tabNum);

        }

        else if (strJson[i] == '}')

        {

            tabNum--;

            strNew.Append(strNewLine);

            strNew.Append('\t', tabNum);

            strNew.Append(strJson[i]);

        }

        else if (strJson[i] == ',')

        {

            strNew.Append(strJson[i]);

            strNew.Append(strNewLine);

            strNew.Append('\t', tabNum);

        }

        else

        {

            strNew.Append(strJson[i]);

        }

    }

    return strNew.ToString();

}