How do i apply formula from front end to fetch the data on condition.

[telecastg]

Formula is a back end facility, it is like a "beforeSave" hook, you can not apply it from front end unless you use Ajax.

To learn how this is done see client/src/views/list.js function massActionRecalculateFormula. For what you are trying to do check this posting:

https://forum.espocrm.com/forum/deve...pendent-fields

[sujithraalink]

I have Student, course and subject entities. when i choose course there should be a list of subjects based on the course. Here shows all the subjects, How do i apply formula from front end.
Help me please.