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<div style="font-weight: bold;margin-left:15px;">pdf417_ex1b.php</div><link rel="stylesheet" href="../phphl.css" type="text/css"><div class="hl-main"><table class="hl-table" width="100%"><tr><td class="hl-gutter" align="right" valign="top"><pre>1
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</pre></td><td class="hl-main" valign="top"><pre><span class="hl-inlinetags">&lt;?php</span><span class="hl-code"> </span><span class="hl-comment">//</span><span class="hl-comment"> content=&quot;text/plain; charset=utf-8&quot;</span><span class="hl-comment"></span><span class="hl-code">
</span><span class="hl-reserved">require_once</span><span class="hl-code"> </span><span class="hl-brackets">(</span><span class="hl-quotes">'</span><span class="hl-string">jpgraph/pdf417/jpgraph_pdf417.php</span><span class="hl-quotes">'</span><span class="hl-brackets">)</span><span class="hl-code">;
 
</span><span class="hl-var">$data</span><span class="hl-code"> = </span><span class="hl-quotes">'</span><span class="hl-string">PDF-417</span><span class="hl-quotes">'</span><span class="hl-code">;
 
</span><span class="hl-comment">//</span><span class="hl-comment"> Setup some symbolic names for barcode specification</span><span class="hl-comment"></span><span class="hl-code">
 
</span><span class="hl-var">$columns</span><span class="hl-code"> = </span><span class="hl-number">8</span><span class="hl-code">;   </span><span class="hl-comment">//</span><span class="hl-comment"> Use 8 data (payload) columns</span><span class="hl-comment"></span><span class="hl-code">
</span><span class="hl-var">$errlevel</span><span class="hl-code"> = </span><span class="hl-number">2</span><span class="hl-code">;  </span><span class="hl-comment">//</span><span class="hl-comment"> Use error level 2 (minimum recommended)</span><span class="hl-comment"></span><span class="hl-code">
 
</span><span class="hl-comment">//</span><span class="hl-comment"> Create a new encoder and backend to generate PNG images</span><span class="hl-comment"></span><span class="hl-code">
</span><span class="hl-reserved">try</span><span class="hl-code"> </span><span class="hl-brackets">{</span><span class="hl-code">
    </span><span class="hl-var">$encoder</span><span class="hl-code"> = </span><span class="hl-reserved">new</span><span class="hl-code"> </span><span class="hl-identifier">PDF417Barcode</span><span class="hl-brackets">(</span><span class="hl-var">$columns</span><span class="hl-code">,</span><span class="hl-var">$errlevel</span><span class="hl-brackets">)</span><span class="hl-code">;
    </span><span class="hl-var">$backend</span><span class="hl-code"> = </span><span class="hl-identifier">PDF417BackendFactory</span><span class="hl-code">::</span><span class="hl-identifier">Create</span><span class="hl-brackets">(</span><span class="hl-identifier">BACKEND_IMAGE</span><span class="hl-code">,</span><span class="hl-var">$encoder</span><span class="hl-brackets">)</span><span class="hl-code">;
    </span><span class="hl-var">$backend</span><span class="hl-code">-&gt;</span><span class="hl-identifier">Stroke</span><span class="hl-brackets">(</span><span class="hl-var">$data</span><span class="hl-brackets">)</span><span class="hl-code">;
</span><span class="hl-brackets">}</span><span class="hl-code">
</span><span class="hl-reserved">catch</span><span class="hl-brackets">(</span><span class="hl-identifier">JpGraphException</span><span class="hl-code"> </span><span class="hl-var">$e</span><span class="hl-brackets">)</span><span class="hl-code"> </span><span class="hl-brackets">{</span><span class="hl-code">
    </span><span class="hl-reserved">echo</span><span class="hl-code"> </span><span class="hl-quotes">'</span><span class="hl-string">PDF417 Error: </span><span class="hl-quotes">'</span><span class="hl-code">.</span><span class="hl-var">$e</span><span class="hl-code">-&gt;</span><span class="hl-identifier">GetMessage</span><span class="hl-brackets">(</span><span class="hl-brackets">)</span><span class="hl-code">;
</span><span class="hl-brackets">}</span><span class="hl-code">
</span><span class="hl-inlinetags">?&gt;</span></pre></td></tr></table></div>