How does one add a conditional inside of a link in jade?

问题

How does one add a conditional inside of a tag (link/anchor in my case) in jade?

Here's my pseudo code that of course won't work:

a(href="/foo", class="if (current_route[1] == 'foo'){active}") Go to Foo

回答1:

How about

a(href="/foo", class=(current_route[1] === 'foo')? "active" : "") Go to Foo

来源：https://stackoverflow.com/questions/9488029/how-does-one-add-a-conditional-inside-of-a-link-in-jade