It helps to compare color and black and white printing.It allows you to know the correct printer settings for different design templates.It helps you print out a template after which you can spot and correct errors if need be.Checklist To Consider Before Print TestingĪpart from saving time and paper as stated above, these are a few other important reasons to test print your pages or PDFs before bulk-printing the needed pages:.How to Convert PDF into Black and White Before Print Testing.How to Print Test A PDF Online With Google Chrome.How to Print Test A PDF With Microsoft Word.How to Print Test A PDF With Adobe Acrobat.How to Print Test a PDF file (Sample PDF Document to Print Test).Print.When using a template or a new printer, you need to print test your pages and PDFs to preview what will be printed out subsequently.Īfter printing out some copies that turned out fine, you might be tempted to save time and paper by not test printing other templates.īut the actual time saving is print testing new designs before printing in bulk because templates differ in alignment, thereby in the paper. When printing JSON data, pass in the data, type and the data properties that you want to print: printJS() Configuration To print HTML elements, in a similar way, pass in the element id and type: printJS('myElementId', 'html'). It's basic usage is to call printJS() and just pass in a PDF document url: printJS('docs/PrintJS.pdf').įor image files, the idea is the same, but you need to pass a second argument: printJS('images/PrintJS.jpg', 'image'). There are four print document types available: 'pdf', 'html', 'image' and 'json'.

When writing your javascript code, remember that the library occupies a global variable of printJS. If you will use the modal feature, also include Print.css on the page. When installing via npm or yarn, import the library into your project:įirst we need to include the Print.js library on the page. You can download the latest version of Print.js from the GitHub releases. JSON, HTML and Image print can receive a raw HTML header: We can customize the table header text sending an object array We can style the data grid by passing some custom css: This would probably come from an AJAX call to a server API: We have the following data set in our javascript code.

Pdf test page printer