form-dup-name

Detect duplicate form control names.

Severity

warning

❌ Incorrect

<form>
  <input name="x">
  <input name="x">
</form>

✅ Correct

<form>
  <input name="x">
  <input name="y">
</form>

Reference

• HTML Standard - The form element

Configuration

{
  "rules": {
    "form-dup-name": "error"
  }
}