Golang在Revel中将字符串渲染为html(Golang render string as html in Revel)

Revel

func (c Pages) Show(url string) revel.Result {    
    bigDig := "<h1>Hello, dig!</h1>"

    return c.Render(bigDig)
}

view

{{template "header.html" .}}

{{.bigDig}}

{{template "footer.html" .}}

但它不起作用。 这该怎么做？