Validation

You can setup validation on form or field level using the following propertes:

Field validation

Field level validation is useful for simple validation of single field value (e.g.: field is valid email). The validation function receives value as first argument and expects validation message to be returned if value is not valid.

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FieldArray validation

Field array level validation is useful for simple validation of arrays (e.g.: array have at least one record). The validation function receives value as first argument and expects validation message to be returned if value is not valid.

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Form validation

Form validation can be used for complex validation between more fields, where using the field level validation is not convenient.

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