How to truncate a string in a Golang template

Question

In golang, is there a way to truncate text in an html template?

For example, I have the following in my template:

{{ range .SomeContent }}
 ....
             


        

Answer 1

You can define a function. Take a look http://golang.org/pkg/text/template/#example_Template_func.

Edit: See it at the playground: http://play.golang.org/p/OP2x5vDCtn