Inizializzazione

jpgraph-3.5.0b1/src/Examples/qrexample02.php

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+<?php
+    // Example 2 : QR Barcode with specified version
+
+    // Include the library
+    require_once ('jpgraph/QR/qrencoder.inc.php');
+
+    // Data to be encoded
+    $data = '01234567';
+    $version = 4;  // Use QR version 4
+
+    // Create a new instance of the encoder and let the library
+    // decide a suitable error level
+    $encoder = new QREncoder($version);
+
+    // Use the image backend
+    $backend = QRCodeBackendFactory::Create($encoder, BACKEND_IMAGE);
+
+    // Set the module size (quite big)
+    $backend->SetModuleWidth(5);
+
+    // .. send the barcode back to the browser for the data
+    $backend->Stroke($data);
+?>