APP_User_Meta_Box::validate_field( string $field_name, mixed $value, array $props, int $user_id )
Validate field data and return error message if field data invalid.
Package
Description Description
Allows to add custom validation methods by override base method.
Parameters Parameters
- $field_name
(string) (Required)
- $value
(mixed) (Required)
- $props
(array) (Required)
- $user_id
(int) (Required)
Return Return
(boolean|string) Returns false if field is valid, otherwise returns error message.
