Date published: 3-31-2014

Rails version: 4.0.0

Counting with Javascript

It’s common in Rails apps that take input to use text areas to enter large blocks of text. It’s also common to have a limit on the amount of text that can be entered to ensure the database doesn’t get filled with pointlessly long posts or comments. It’s easy to put a validation in a model to limit the amount of text that can be entered, but it’s nice to give feedback in the view to show how much of the limit the user has already used. Continue reading »