{
    "$meta": {
        "description": "Create a `function` with `\"function()\"`, including parameters with optional default values. Assign the result to a variable. Invoke by using that variable. Use `@` to reference a function without invoking.",
        "example": [
            "triple = function(n=1)",
            "   return n * 3",
            "end function",
            "print triple // 3",
            "print triple(5) // 15",
            "f = @triple",
            "print f(5)"
        ]
    }
}