Using Input Validation
Description
HTML5 introduces support for input validation. You manage input validation through attributes.
The following list shows which elements and input types support the different validation attributes.
- Validation Attribute: required
Elements: textarea, select, input (the text, password, checkbox, radio, file, datetime, datetime-local, date, month, time, week, number, email, url, search, and tel types) - Validation Attribute: min, max
Elements: input (the datetime, datetime-local, date, month, time, week, number, and range types) - Validation Attribute: pattern
Elements: input (the text, password, email, url, search, and tel types)