Created
December 28, 2017 14:02
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Base64 to PDF test page
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8" /> | |
| <meta http-equiv="X-UA-Compatible" content="IE=edge"> | |
| <title>Generate PDF from b64</title> | |
| <meta name="viewport" content="width=device-width, initial-scale=1"> | |
| </head> | |
| <div style="margin: 0 auto; width: 90%; height: 90%; display: block;"> | |
| <button onclick="generatePdf();" style="margin: 0 auto; width: 100%; height: 10%;">GO</button> | |
| <textarea id="b64Area" style="width: 100%; height: 90%;"></textarea> | |
| </div> | |
| <script type="text/javascript"> | |
| function b64ToBlob(b64Data, contentType, sliceSize) { | |
| contentType = contentType || ''; | |
| sliceSize = sliceSize || 512; | |
| var byteCharacters = atob(b64Data); | |
| var byteArrays = []; | |
| for (var offset = 0; offset < byteCharacters.length; offset += sliceSize) { | |
| var slice = byteCharacters.slice(offset, offset + sliceSize); | |
| var byteNumbers = new Array(slice.length); | |
| for (var i = 0; i < slice.length; i++) { | |
| byteNumbers[i] = slice.charCodeAt(i); | |
| } | |
| var byteArray = new Uint8Array(byteNumbers); | |
| byteArrays.push(byteArray); | |
| } | |
| var blob = new Blob(byteArrays, {type: contentType}); | |
| return blob; | |
| }; | |
| function generatePdf(){ | |
| var inp = document.getElementById('b64Area'); | |
| var file = URL.createObjectURL(b64ToBlob(inp.value)); | |
| window.open(file); | |
| } | |
| </script> | |
| <style> | |
| html, body { | |
| height: 100%; | |
| } | |
| </style> | |
| </body> | |
| </html> |
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