spec 1 linked patterns checked
MDN input type number
Documents HTML number input value behavior, required, min, max, step, automatic numeric invalidation, lack of pattern support, browser validation limits, and the need for server-side validation.
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What this source can teach
Use this source to check a technical or accessibility requirement against its exact wording and scope.
- Start with the original. Open the source and find the guidance or example relevant to your task.
- Trace the connection. Use the claim notes below to see how this site applies the source to specific patterns.
- Check the setting. Compare the source's platform, people, and constraints with your own decision.
Pattern Decisions This Source Supports
| Pattern | Supported decision | Required contract | Claim note |
|---|---|---|---|
| Spinbutton / numeric stepper | Choose a spinbutton for one bounded numeric value that changes in predictable increments. | Increment and decrement controls change the value by the declared step and stop at the lower and upper bounds. | MDN documents native number-input min, max, step, required, automatic numeric invalidation, unsupported pattern matching, and server-side validation needs. |
Comparisons supported by this source
- Spinbutton vs slider vs text input vs select
MDN documents min, max, step, required, automatic numeric invalidation, unsupported pattern matching, and server-side validation needs for number inputs.
Evidence Role
This source is treated as spec evidence. Its value comes from the specific claims and setting described above.
Publisher: MDN Web Docs. Last checked: .