Design patterns provide proven solutions to common problems, but without a strong foundation, they can become difficult to maintain or extend over time. This is where SOLID principles come into play.

IMPORTANT: Using a custom widget is no longer the recommended approach to customizing SurveyJS forms. For current best practices and available options, refer to the following help topic: Question ...

== and === are both equality operators in JavaScript, but they have different meanings. == checks for value equality, while === checks for value and type equality. This means that == will return true ...

What is the current behavior? Editing the question I can't find a place to set the range of values to a range type input. And I can't find an example too.