Function Syntaxe to validate/manipulate inputs

[leoborlot]

Hi guys, i've trying to creata a CRUD for my business, and I need to check if a input was empyt or the value is a validty format.
The pictures is only a test to set field "only run when", i look in to documentation and dont found how sintaxe i need to use to create theses functions and validate the fields?

[ggbond2077]

1. You should wrap all your JavaScript code in '{{ }}', therefore the condition is write as:

2. and you can check the input filed's empty value from left side bar, which is "" instead of null.

We will have doc about how to use JavaScript in OB soon.

[leoborlot]

Very good, thank!