defineHelper

Sqrl.defineHelper("helperName", function(args, content, blocks) {
    //Do whatever you want here with the arguments, blocks, and content
    //Example:
    return "Wrapper: " + blocks.date() + "Wrapper"
})

Parameters

args: contains the arguments passed to the function.

content: is a function that can be called (optionally, by passing in helper references) and that returns the default content.

blocks: an object that contains each of the helper blocks, which are functions (like content and are sorted by key.