Validation in JavaScript Treegrid control

18 Nov 20181 minute to read

Column validation

Column validation allows you to validate the edited or added row data and it display errors for invalid fields before saving data.
TreeGrid uses Form Validator component for column validation.
You can set validation rules by defining the columns.validationRules.

Custom validation

You can define your own custom validation rules for the specific columns by using Form Validator custom rules.

In the below demo, custom validation applied for Priority column.