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javascript Programming Glossary: reader.onloadendHow to check a file's existence in phone directory with phonegap http://stackoverflow.com/questions/10294166/how-to-check-a-files-existence-in-phone-directory-with-phonegap new FileReader var fileSource here is your file path reader.onloadend function evt if evt.target.result null If you receive a null..
Access files using using Phonegap http://stackoverflow.com/questions/10461680/access-files-using-using-phonegap file function readDataUrl file var reader new FileReader reader.onloadend function evt console.log Read as data URL console.log evt.target.result.. file function readAsText file var reader new FileReader reader.onloadend function evt console.log Read as text console.log evt.target.result.. var onSuccess function fileEntry var reader new FileReader reader.onloadend function evt console.log read success console.log evt.target.result..
Resizing an image in an HTML5 canvas http://stackoverflow.com/questions/2303690/resizing-an-image-in-an-html5-canvas it looks fine when downsized. Here is the relevant code reader.onloadend function e var img new Image var ctx canvas.getContext 2d var..
Using HTML5 file uploads with AJAX and jQuery http://stackoverflow.com/questions/4006520/using-html5-file-uploads-with-ajax-and-jquery a progress bar. reader.onabort ... reader.onerror ... reader.onloadend ... function shipOff event var result event.target.result var..
View image selected from file-system on client-side before upload? http://stackoverflow.com/questions/6250704/view-image-selected-from-file-system-on-client-side-before-upload img document.createElement img var reader new FileReader reader.onloadend function img.src reader.result reader.readAsDataURL file input..
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