(Node.js) Example for the Zip AppendNew Function

See more Zip Examples

Install Chilkat for Node.js and Electron using npm at Chilkat npm packages for Node.js Chilkat npm packages for Electron on Windows, Linux, MacOS

var os = require('os');
if (os.platform() == 'win32') {  
  var chilkat = require('@chilkat/ck-node23-win64'); 
} else if (os.platform() == 'linux') {
    if (os.arch() == 'arm') {
        var chilkat = require('@chilkat/ck-node23-linux-arm');
    } else if (os.arch() == 'arm64') {
        var chilkat = require('@chilkat/ck-node23-linux-arm64');
    } else {
        var chilkat = require('@chilkat/ck-node23-linux-x64');
    }
} else if (os.platform() == 'darwin') {
  var chilkat = require('@chilkat/ck-node23-mac-universal');
}

function chilkatExample() {

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

    var zip = new chilkat.Zip();
    var success;

    var zipPath = "c:/temp/test.zip";

    // Initialize the zip object, which also sets the FileName property to the path of the zip to be created.
    zip.NewZip(zipPath);

    // Append a new and empty file to the zip object.
    // This does not write the zip file.  It simply adds an entry
    // that will get processed when the zip is written.
    // entry1: ZipEntry
    var entry1 = zip.AppendNew("empty.txt");

    // Append another entry..
    // entry2: ZipEntry
    var entry2 = zip.AppendNew("abc/helloWorld.txt");

    // Add some data to this entry..
    entry2.AppendString("Hello World","utf-8");

    // Write the zip, which contains 2 files:  empty.txt and helloWorld.txt
    zip.FileName = zipPath;
    success = zip.WriteZipAndClose();
    if (success == false) {
        console.log(zip.LastErrorText);
        return;
    }

    console.log("Success.");

}

chilkatExample();