{assign var="test" value="works"} {$test}
{assign var="testnum" value=1} {$testnum}
{assign var="test2" value="[]"}
{assign var="test2.testa" value="yay"}
{assign var="test2.testz" value="!"}
{$test2.testa}{$test2.testz}
{$test|default:"Couldn't find $test"}
{$something_that_does_not_exist|default:"Couldn't find $something_that_does_not_exist"}