String-Tagged Templates

The last detail you are going to learn about TypeScript and strings is what you may call a tagged template. This concept is rarely used but offers a different way of specifying a function before opening a backquote. Each group of strings and placeholders is defined by a dollar sign $ and curly braces {}.

In this case, you still provide an expression, but you can have the whole string manipulated by the method (placeholders and strings ...