foo.equals(0)

##</code><code>##

    0.equals(foo)

##</code><code>##

    while $item = shift(@foo) {...}

##</code><code>##

    while my $item = shift(@foo) {...}

##</code><code>##

    for @foo -> $item {...}

##</code><code>##

    if $x = long_expression() {...}

##</code><code>##

    given long_expression -> $x {...}