Navigateur non compatible. The Wall - A Javascript plugin for Mootools. La gestion des événements en JavaScript. HTML5 Video. Base64 Online - base64 decode and encode. This online sample demonstrates functionality of a base64 property, ByteArray class and Huge asp file upload.
You can convert texts using several code pages (using CharSet property) from Unicode string to byte array and then convert the binary data to a Base64 string. The sample uses a special Base64 algorithm written for the ByteArray class. Constraint Validation: Native Client Side Validation for Web Forms. Introduction Validating forms has notoriously been a painful development experience.
Implementing client side validation in a user friendly, developer friendly, and accessible way is hard. Before HTML5 there was no means of implementing validation natively; therefore, developers have resorted to a variety of JavaScript based solutions. To help ease the burden on developers, HTML5 introduced a concept known as constraint validation - a native means of implementing client side validation on web forms.