Hides and shows elements dependent on form input
npm install heidiHeidi is a tiny JavaScript library that shows or hides content areas according to user interaction on form elements. You only need to use data-attributes in HTML.
See the demo on www.woerter.de/projects/heidi/demo.html and check out its source code which is part of this repository.
1) Embed jQuery (tested with v2, will possibly work with v1).
2) Embed heidi.js. You can do that in the head or anywhere in the body, as you prefer.
3) Embed heidi.css which contains a few necessary CSS classes.
Your header might look like this:
- Set a data-select attribute in a form element. Its value has to be a CSS selector as you use them in jQuery, e.g. data-select="#element" or data-select=".class".
- All elements which fit to this selector will be hidden onLoad and show up when you enter content, select or check the form element – depending on the type of the form element.
- Heidi works with (all types), , and .
- Heidi is tested on all modern browsers and Internet Explorer back to version 9. It possibly will work on even older IEs, but go check yourself if you have to.
- There is basic support for