Node.js

Unzip Selected Files from a Zip Archive

See more Zip Examples

Demonstrates how to iterate over the files contained within a .zip and unzip specific files. Node.js

NODEJS_PRELUDE

function chilkatExample() {

    var success = false;

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

    var zip = new chilkat.Zip();

    success = zip.OpenZip("my_files.zip");
    if (success == false) {
        console.log(zip.LastErrorText);
        return;
    }

    var unzipDir = "/temp/unzipDir";

    // Get the number of files and directories in the .zip
    var n = zip.NumEntries;

    var entry = new chilkat.ZipEntry();

    var i = 0;
    while (i < n) {

        zip.EntryAt(i,entry);
        if (entry.IsDirectory == false) {
            // (the filename may include a path)
            console.log(entry.FileName);

            // Your application may choose to unzip this entry
            // based on the filename.
            // If the entry should be unzipped, then call Extract(unzipDir)
            success = entry.Extract(unzipDir);
            if (success == false) {
                console.log(entry.LastErrorText);
                return;
            }

        }

        i = i+1;
    }


}

chilkatExample();