Model Configuration Validation Functions void model
Validates that the specified property exists and that its value is not blank.
| Name | Type | Required | Default | Description |
|---|---|---|---|---|
| properties | string | No | Name of property or list of property names to validate against (can also be called with the property argument). |
|
| message | string | No | [property] can't be empty | Supply a custom error message here to override the built-in one. |
| when | string | No | onSave | Pass in onCreate or onUpdate to limit when this validation occurs (by default validation will occur on both create and update, i.e. onSave). |
| condition | string | No | String expression to be evaluated that decides if validation will be run (if the expression returns true validation will run). |
|
| unless | string | No | String expression to be evaluated that decides if validation will be run (if the expression returns false validation will run). |
// Make sure that the user data can not be saved to the database without the `emailAddress` property. (It must exist and not be an empty string)
validatesPresenceOf("emailAddress");