required

Category	Presence
Related	filled · nullable · accepted
Bundle size	183 B

Validates that the element has a non-empty value. What counts as empty depends on the element type — an empty string, null, or an empty array all fail the rule.

Usage

Username

<VfText name="username" label="Username" rules="required" />

<template>
  <VfText name="username" label="Username" rules="required" />
</template>

{
  username: {
    type: 'text',
    label: 'Username',
    rules: 'required',
  },
}

Error Messages

Key	Default Message
rule_required_error	The {attribute} field is required.

Source

packages/core/src/rules/required.ts