Type: array Scope: Proc. RenderTypes: default, inputLink
An array which defines an integer range within which the value must be. Keys:
- Defines the lower integer value.
- Defines the upper integer value.
It is allowed to specify only one of both of them.
This feature is evaluated on the server only so any regulation of the value will have happened after saving the form.
Limit an integer to be within the range 10 to 1000
'eval' => 'int', 'range' => [ 'lower' => 10, 'upper' => 1000 ],