// loads and parses existing zip file local_file.zip
var zip = new Zip("local_file.zip"); 
// get all entries and iterate them
zip.getEntries().forEach(function(entry) {
    var entryName = entry.entryName;
    var decompressedData = zip.readFile(entry); // decompressed buffer of the entry
    console.log(zip.readAsText(entry)); // outputs the decompressed content of the entry  
});
<pre class="typing-tooltip"><code data-language="javascript" class="language-javascript"><span class="token punctuation">(</span>alias<span class="token punctuation">)</span> <span class="token keyword">class</span> <span class="token class-name">zip</span>
<span class="token punctuation">(</span>alias<span class="token punctuation">)</span> <span class="token keyword">namespace</span> zip
<span class="token keyword">import</span> zip
<span class="token keyword">var</span> zip<span class="token operator">:</span> Zip</code></pre>

	var AdmZip = require('adm-zip');

	// reading archives
	var zip = new AdmZip("./my_file.zip");
	var zipEntries = zip.getEntries(); // an array of ZipEntry records

	zipEntries.forEach(function(zipEntry) {
	    console.log(zipEntry.toString()); // outputs zip entries information
		if (zipEntry.entryName == "my_file.txt") {
		     console.log(zipEntry.data.toString('utf8')); 
		}
	});
	// outputs the content of some_folder/my_file.txt
	console.log(zip.readAsText("some_folder/my_file.txt")); 
	// extracts the specified file to the specified location
	zip.extractEntryTo(/*entry name*/"some_folder/my_file.txt", /*target path*/"/home/me/tempfolder", /*overwrite*/true)
	// extracts everything
	zip.extractAllTo(/*target path*/"/home/me/zipcontent/", /*overwrite*/true);
	
	
	// creating archives
	var zip = new AdmZip();
	
	// add file directly
	zip.addFile("test.txt", new Buffer("inner content of the file"), "entry comment goes here");
	// add local file
	zip.addLocalFile("/home/me/some_picture.png");
	// get everything as a buffer
	var willSendthis = zip.toBuffer();
	// or write everything to disk
	zip.writeZip(/*target file name*/"/home/me/files.zip");
<pre class="typing-tooltip"><code data-language="javascript" class="language-javascript"><span class="token punctuation">(</span>alias<span class="token punctuation">)</span> <span class="token keyword">class</span> <span class="token class-name">AdmZip</span>
<span class="token punctuation">(</span>alias<span class="token punctuation">)</span> <span class="token keyword">namespace</span> AdmZip
<span class="token keyword">import</span> AdmZip</code></pre>

	var AdmZip = require('adm-zip');

	// reading archives
	var zip = new AdmZip("./my_file.zip");
	var zipEntries = zip.getEntries(); // an array of ZipEntry records

	zipEntries.forEach(function(zipEntry) {
	    console.log(zipEntry.toString()); // outputs zip entries information
		if (zipEntry.entryName == "my_file.txt") {
		     console.log(zipEntry.data.toString('utf8')); 
		}
	});
	// outputs the content of some_folder/my_file.txt
	console.log(zip.readAsText("some_folder/my_file.txt")); 
	// extracts the specified file to the specified location
	zip.extractEntryTo(/*entry name*/"some_folder/my_file.txt", /*target path*/"/home/me/tempfolder", /*overwrite*/true)
	// extracts everything
	zip.extractAllTo(/*target path*/"/home/me/zipcontent/", /*overwrite*/true);
	
	
	// creating archives
	var zip = new AdmZip();
	
	// add file directly
	zip.addFile("test.txt", new Buffer("inner content of the file"), "entry comment goes here");
	// add local file
	zip.addLocalFile("/home/me/some_picture.png");
	// get everything as a buffer
	var willSendthis = zip.toBuffer();
	// or write everything to disk
	zip.writeZip(/*target file name*/"/home/me/files.zip");
<pre class="typing-tooltip"><code data-language="javascript" class="language-javascript"><span class="token punctuation">(</span>alias<span class="token punctuation">)</span> <span class="token keyword">class</span> <span class="token class-name">AdmZip</span>
<span class="token punctuation">(</span>alias<span class="token punctuation">)</span> <span class="token keyword">namespace</span> AdmZip
<span class="token keyword">import</span> AdmZip</code></pre>

// loads and parses existing zip file local_file.zip
var zip = new Zip("local_file.zip"); 
// get all entries and iterate them
zip.getEntries().forEach(function(entry) {
    var entryName = entry.entryName;
    var decompressedData = zip.readFile(entry); // decompressed buffer of the entry
    console.log(zip.readAsText(entry)); // outputs the decompressed content of the entry  
});
<pre class="typing-tooltip"><code data-language="javascript" class="language-javascript"><span class="token punctuation">(</span>alias<span class="token punctuation">)</span> <span class="token keyword">class</span> <span class="token class-name">zip</span>
<span class="token punctuation">(</span>alias<span class="token punctuation">)</span> <span class="token keyword">namespace</span> zip
<span class="token keyword">import</span> zip
<span class="token keyword">var</span> zip<span class="token operator">:</span> Zip</code></pre>

	var AdmZip = require('adm-zip');

	// reading archives
	var zip = new AdmZip("./my_file.zip");
	var zipEntries = zip.getEntries(); // an array of ZipEntry records

	zipEntries.forEach(function(zipEntry) {
	    console.log(zipEntry.toString()); // outputs zip entries information
		if (zipEntry.entryName == "my_file.txt") {
		     console.log(zipEntry.data.toString('utf8')); 
		}
	});
	// outputs the content of some_folder/my_file.txt
	console.log(zip.readAsText("some_folder/my_file.txt")); 
	// extracts the specified file to the specified location
	zip.extractEntryTo(/*entry name*/"some_folder/my_file.txt", /*target path*/"/home/me/tempfolder", /*overwrite*/true)
	// extracts everything
	zip.extractAllTo(/*target path*/"/home/me/zipcontent/", /*overwrite*/true);
	
	
	// creating archives
	var zip = new AdmZip();
	
	// add file directly
	zip.addFile("test.txt", new Buffer("inner content of the file"), "entry comment goes here");
	// add local file
	zip.addLocalFile("/home/me/some_picture.png");
	// get everything as a buffer
	var willSendthis = zip.toBuffer();
	// or write everything to disk
	zip.writeZip(/*target file name*/"/home/me/files.zip");
<pre class="typing-tooltip"><code data-language="javascript" class="language-javascript"><span class="token punctuation">(</span>alias<span class="token punctuation">)</span> <span class="token keyword">class</span> <span class="token class-name">AdmZip</span>
<span class="token punctuation">(</span>alias<span class="token punctuation">)</span> <span class="token keyword">namespace</span> AdmZip
<span class="token keyword">import</span> AdmZip</code></pre>

function stageToCDN(version, latest) {
  
  //...
if (fse.existsSync(CDN_ROOT)) {
    var dest = makeCDNPath(version);
    var zip = new AdmZip();
    zip.addLocalFolder('dist', PROJECT_NAME);
    zip.writeZip(path.join('dist', PROJECT_NAME+".zip"));
    fse.copySync('dist', dest, onErr);
    console.log('copied to ' + dest);

    

    //...
} else {
    console.error("CDN directory " + CDN_ROOT + "does not exist; nothing was copied")
  }
}

<pre class="typing-tooltip"><code data-language="javascript" class="language-javascript"><span class="token keyword">function</span> <span class="token function">stageToCDN</span><span class="token punctuation">(</span><span class="token parameter">version<span class="token operator">:</span> any<span class="token punctuation">,</span> latest<span class="token operator">:</span> any</span><span class="token punctuation">)</span><span class="token operator">:</span> <span class="token keyword">void</span></code></pre>

function finishLocal(err,result) {
    if (argv.zip) {
        // create archive
        var zip = new admzip();

        // add files directly
        for (let f in zipFiles) {
            zip.addFile(f, new Buffer(zipFiles[f]), 'Created with OpenAPI-CodeGen');
        }
        // write everything to disk
        zip.writeZip(path.join(config.outputDir,configName+'.zip'));
    }
}

<pre class="typing-tooltip"><code data-language="javascript" class="language-javascript"><span class="token keyword">function</span> <span class="token function">finishLocal</span><span class="token punctuation">(</span><span class="token parameter">err<span class="token operator">:</span> any<span class="token punctuation">,</span> result<span class="token operator">:</span> any</span><span class="token punctuation">)</span><span class="token operator">:</span> <span class="token keyword">void</span></code></pre>

const run = async (opts) => {
    
    //...
// Loop our build
    for(const file of buildFiles){
        // Get the base path
        const zipPath = path.dirname(file).replace(process.config.buildDir, '');
        // Add file to zip
        zipFile.addLocalFile(file, zipPath);
    }

    // Write zip file
    zipFile.writeZip(path.join(process.config.buildDir, 'build.zip'));
};

<pre class="typing-tooltip"><code data-language="javascript" class="language-javascript"><span class="token keyword">const</span> <span class="token function-variable function">run</span><span class="token operator">:</span> <span class="token punctuation">(</span><span class="token parameter">opts<span class="token operator">:</span> any</span><span class="token punctuation">)</span> <span class="token operator">=></span> <span class="token builtin">Promise</span><span class="token operator">&lt;</span><span class="token keyword">void</span><span class="token operator">></span></code></pre>

	var AdmZip = require('adm-zip');

	// reading archives
	var zip = new AdmZip("./my_file.zip");
	var zipEntries = zip.getEntries(); // an array of ZipEntry records

	zipEntries.forEach(function(zipEntry) {
	    console.log(zipEntry.toString()); // outputs zip entries information
		if (zipEntry.entryName == "my_file.txt") {
		     console.log(zipEntry.data.toString('utf8')); 
		}
	});
	// outputs the content of some_folder/my_file.txt
	console.log(zip.readAsText("some_folder/my_file.txt")); 
	// extracts the specified file to the specified location
	zip.extractEntryTo(/*entry name*/"some_folder/my_file.txt", /*target path*/"/home/me/tempfolder", /*overwrite*/true)
	// extracts everything
	zip.extractAllTo(/*target path*/"/home/me/zipcontent/", /*overwrite*/true);
	
	
	// creating archives
	var zip = new AdmZip();
	
	// add file directly
	zip.addFile("test.txt", new Buffer("inner content of the file"), "entry comment goes here");
	// add local file
	zip.addLocalFile("/home/me/some_picture.png");
	// get everything as a buffer
	var willSendthis = zip.toBuffer();
	// or write everything to disk
	zip.writeZip(/*target file name*/"/home/me/files.zip");
<pre class="typing-tooltip"><code data-language="javascript" class="language-javascript"><span class="token punctuation">(</span>alias<span class="token punctuation">)</span> <span class="token keyword">class</span> <span class="token class-name">AdmZip</span>
<span class="token punctuation">(</span>alias<span class="token punctuation">)</span> <span class="token keyword">namespace</span> AdmZip
<span class="token keyword">import</span> AdmZip</code></pre>