choice validator
Check if the number of checked boxes are less or more than a given number
Options
Using with form field
(* denotes a required option)
| Name |
HTML attribute |
Type |
Description |
max
|
data-fv-choice___max
*
|
Number
|
The maximum number of check boxes required to be checked |
message
|
data-fv-choice___message
|
String
|
The error message |
min
*
|
data-fv-choice___min
or
min
|
Number
|
The minimum number of check boxes required to be checked |
At least one of
min
and
max
option is required.
The validator also supports the
select
element if the
multiple="multiple"
attribute is set.
Naming convention
In order to get the correct submit data in the server side, you should pay attention on setting the
name
attribute of checkbox/select elements.
Basic example
The following form asks a developer to choose 2-4 programming languages which he/she is good at:
See also