![]() display = 'none' // Test whether a new date input falls back to a text input or not const test = document. querySelector ( '#fallbackWeek' ) // Hide fallback initiallyįallbackPicker. ![]() querySelector ( '#year' ) const weekSelect = document. querySelector ( '.fallbackLabel' ) const yearSelect = document. querySelector ( '.fallbackWeekPicker' ) const fallbackLabel = document. ![]() querySelector ( '.nativeWeekPicker' ) const fallbackPicker = document. Get UI elements const nativePicker = document. The best way to deal with week/years in forms in a cross-browser way at the moment is to get the user to enter the week number and year in separate controls ( elements being popular see below for an example), or use JavaScript libraries such as jQuery date picker. There are multiple ways in which people could write week values for example: When the browser falls back to a generic text input, there's nothing to guide the user toward correctly formatting the input (and it's certainly not intuitive). As mentioned earlier, with a week input the actual value is always normalized to the format yyyy-Www. Non-supporting browsers gracefully degrade to a text input, but this creates problems both in terms of consistency of user interface (the presented control will be different), and data handling. For example, the week picker on Chrome for Android looks like this: Mobile platforms such as Android and iOS make perfect use of such input types, providing specialist UI controls that make it really easy to select values in a touchscreen environment. Allowing cross-origin use of images and canvasĪs mentioned above, the major problem with using week inputs right now is browser support: Safari and Firefox don't support it on desktop, and old versions of IE don't support it.HTML table advanced features and accessibility.From object to iframe - other embedding technologies HTML 5 allows us to limit the date range when using form input element to enter dates in our HTML forms.Assessment: Structuring a page of content.
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