(Unicode C++) Get a Piece of Information from the LastErrorXml

Demonstrates how to get a bit of information from the LastErrorXml. Suppose you call ftp.DeleteRemoteFile and it fails, and the LastErrorXml property contains the XML as shown below. This example gets the content in the "statusCode" tag.

<ChilkatLog>
  <DeleteRemoteFile>
    <DllDate>Dec 30 2015</DllDate>
    <ChilkatVersion>9.5.0.55</ChilkatVersion>
    <UnlockPrefix>xxx</UnlockPrefix>
    <Username>CHILKAT:Matt</Username>
    <Architecture>Little Endian; 32-bit</Architecture>
    <Language>Visual C++ 11.0 (32-bit)</Language>
    <VerboseLogging>0</VerboseLogging>
    <filename>[does_not_exist.txt]</filename>
    <deleteFile>
      <simplePathCommand>
        <simpleCommand>
          <sendCommand>
            <sendingCommand>DELE does_not_exist.txt</sendingCommand>
          </sendCommand>
          <readCommandResponse>
            <replyLineQP>550 Delete operation failed.</replyLineQP>
          </readCommandResponse>
        </simpleCommand>
        <error>Simple path command failed.</error>
        <statusCode>550</statusCode>
        <reply>550 Delete operation failed.</reply>
      </simplePathCommand>
    </deleteFile>
    <error>Failed.</error>
  </DeleteRemoteFile>
</ChilkatLog>

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#include <CkFtp2W.h>
#include <CkXmlW.h>

void ChilkatSample(void)
    {
    CkFtp2W ftp;

    bool success;

    //  Any string unlocks the component for the 1st 30-days.
    success = ftp.UnlockComponent(L"Anything for 30-day trial");
    if (success != true) {
        wprintf(L"%s\n",ftp.lastErrorText());
        return;
    }

    ftp.put_Hostname(L"ftp.***.com");
    ftp.put_Username(L"***");
    ftp.put_Password(L"***");

    //  Connect and login to the FTP server.
    success = ftp.Connect();
    if (success != true) {
        wprintf(L"%s\n",ftp.lastErrorText());
        return;
    }

    //  Set the current remote directory to where the file is located:
    success = ftp.DeleteRemoteFile(L"does_not_exist.txt");
    if (success != true) {
        CkXmlW xml;
        success = xml.LoadXml(ftp.lastErrorXml());
        success = xml.SearchForTag2(null,L"statusCode");
        if (success == true) {
            wprintf(L"statusCode = %s\n",xml.content());
        }

        return;
    }

    success = ftp.Disconnect();

    }