Tags inside a first{~n}
==================={~n}
{#people}
    {name}{@first petname="fluffy"},{pet}{petname}{/first}
{/people}{~n}

first inside a scalar{~n}
====================={~n}
{#scalar}
    {name}{@first petname="fluffy"},{pet}{petname}{/first}
{/scalar}{~n}

Nested first inside another non-array section{~n}
============================================={~n}
{#people}
    {#toys}
        {name}'s pet {pet} plays with a {.}{@first}, {/first}
    {/toys}
{/people}{~n}

Else block inside a first{~n}
========================={~n}
{#people}
    {name}{@first},{pet}{petname}{:else}elseblock{/first}
{/people}{~n}

Sep outside any section{~n}
======================={~n}
{@first}first is printed outside any section{/first}