(Quick Reference)
field
Purpose
Specifies an input field where the user can enter data. An implicit "id" attribute is given the same value as the name unless you explicitly specify one.
Examples
<g:field type="number" name="isbn" min="5" max="10" required="" value="${bookInstance?.isbn}"/><g:field type="password" name="password" value="${userInstance?.password}"/><g:field type="url" name="url" value="${productInstance?.url}"/>
Description
Attributes
name
(required) - The name of the field
type
(required) - Specifies the type of element to display (button, checkbox, color, date, datetime, datetime-local, email, file, hidden, image, month, number, password, radio, range, reset, search, submit, tel, text, time, url, week)
accept
(optional) - Specifies the types of files that the server accepts (only for type="file")
alt
(optional) - Specifies an alternate text for images (only for type="image")
autocomplete
(optional) - Specifies whether the field should have autocomplete enabled
autofocus
(optional) - Specifies that the field should automatically get focus when the page loads
checked
(optional) - Specifies that the field should be pre-selected when the page loads (for type="checkbox" or type="radio")
disabled
(optional) - Specifies that the field element should be disabled
height
(optional) - Specifies the height of the field (only for type="image")
list
(optional) - Refers to a <datalist> element that contains pre-defined options for the field
max
(optional) - Specifies the maximum value for the field
maxlength
(optional) - Specifies the maximum number of characters allowed in the field
min
(optional) - Specifies a minimum value for the field
multiple
(optional) - Specifies that a user can enter more than one value in the field
pattern
(optional) - Specifies a regular expression that the field's value is checked against
placeholder
(optional) - Specifies a short hint that describes the expected value for the field
readonly
(optional) - Specifies that the field is read-only
required
(optional) - Specifies that the field must be filled out before submitting the form
size
(optional) - Specifies the width, in characters, of the field
src
(optional) - Specifies the URL of the image to use as a submit button (only for type="image")
step
(optional) - Specifies the legal number intervals for the field
value
(optional) - Specifies the value of the field
width
(optional) - Specifies the width of the field (only for type="image")
Source