(C# UWP/WinRT) Iterate over Matching Filenames

Iterates over files within a .zip that match a pattern. In this case, the pattern is "*.pem". This example will open a .zip containing files of type .txt, .cer, .pem, and possibly others, and will iterate over only the .pem files.

Chilkat Universal Windows Platform (UWP) / WinRT Downloads Chilkat for the Universal Windows Platform (UWP)

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

Chilkat.Zip zip = new Chilkat.Zip();

// Open a .zip containing PEM files, among other things..
bool success = await zip.OpenZipAsync("qa_data/certs/thawte-roots.zip");
if (success != true) {
    Debug.WriteLine(zip.LastErrorText);
    return;
}

Chilkat.ZipEntry entry = zip.FirstMatchingEntry("*.pem");
if (zip.LastMethodSuccess != true) {
    Debug.WriteLine("No PEM entries found.");
    return;
}

Chilkat.ZipEntry nextEntry = null;
string pemStr;

bool bContinue = true;
while ((bContinue == true)) {

    Debug.WriteLine("Entry: " + entry.FileName);

    // Get the uncommpressed contents of the entry:
    pemStr = await entry.UnzipToStringAsync(0,"utf-8");
    Debug.WriteLine(pemStr);

    nextEntry = entry.NextMatchingEntry("*.pem");
    bContinue = entry.LastMethodSuccess;

    entry = nextEntry;
}