The document discusses new form elements and attributes introduced in HTML5. It provides details on 13 new input types for forms, such as color, date, and url. It also covers new form attributes like placeholder, pattern, required and describes how they can be used to provide validation and improve the user experience. The document includes examples of how to implement the new form features across different browsers and devices.
Unraveling Multimodality with Large Language Models.pdf
HTML5 Web Forms
1. Web Forms 2.0 New form elements & Attributes in HTML5 Estelle Weyl www.Standardista.com@estellevw
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3. HTML 4 <Input> Types button checkbox file hidden image password radio reset submit text <input type="…
4. <Input> Types New in HTML5 color date datetime datetime-local email month number range search tel time url week
5. <Input> Attributes in HTML4 name disabled* type maxlength readonly size value alt src height width checked* align * CSS pseudoclasses
6. New <Input> Attributes in HTML5 form readonly autocomplete autofocus list pattern required placeholder multiple list min max step formaction formenctype formmethod formtarget formnovalidate
7. Other Form Elements New <datalist> <output> <meter> <progress> <keygen> Old <form> <fieldset> <legend> <textarea> <label> <select> <option> <optgroup>* * Optgroups are nestable in HTML5
38. <inputid="nickels" name="nickels" type="number" placeholder="0, 5, 10 …" pattern="[0-9]*[05]" min="0" max="1000" step="5" required /> Because all presentations are better with cats and unicorns http://standardista.com/webkit/ch4/number.html
42. Date Time <Input> Types date 2010-08-26 datetime 2010-08-26 19:00 datetime-local 2010-08-26 19:00 month 2010-08 time 19:00 week 2010-W34
43. Date Time <Input> Types date http://www.standardista.com/webkit/ch4/date.html datetimehttp://www.standardista.com/webkit/ch4/datetime.html datetime-localhttp://www.standardista.com/webkit/ch4/datetime-loca.html month http://www.standardista.com/webkit/ch4/month.html Timehttp://www.standardista.com/webkit/ch4/time.html weekhttp://www.standardista.com/webkit/ch4/month.html
Unchecked checkboxes are omitted from the data submitted by the form. Might be worth clarifying that "unchecked checkboxes are omitted from the data submitted by the form." This wording makes it sound like any unchecked checkbox prevents form data submission. It caught me off guard when I read that.File does not work on iPhone / iPod /iPadWhen using password, use post.Image = like sumbitButton = nothing -> needs js to do anythingReset can lead to bad User experience
Unchecked checkboxes are omitted from the data submitted by the form. Might be worth clarifying that "unchecked checkboxes are omitted from the data submitted by the form." This wording makes it sound like any unchecked checkbox prevents form data submission. It caught me off guard when I read that.File does not work on iPhone / iPod /iPadWhen using password, use post.Image = like sumbitButton = nothing -> needs js to do anythingReset can lead to bad User experience
Unchecked checkboxes are omitted from the data submitted by the form. Might be worth clarifying that "unchecked checkboxes are omitted from the data submitted by the form." This wording makes it sound like any unchecked checkbox prevents form data submission. It caught me off guard when I read that.File does not work on iPhone / iPod /iPadWhen using password, use post.Image = like sumbitButton = nothing -> needs js to do anythingReset can lead to bad User experience