[*phx:if=`{{get}}`:is=`1`:then=`{{chunk1}}`:else=`{{chunk2}}`*]
{{get}} = [!get!]
[!get!] = <?php if ($_GET["new"] || $_GET["spec"]) return 1; else return 0; ?>
{{chunk1}} = 1
{{chunk2}} = 2
[*phx:get=`my_get_var`:is=`1`:then=`{{chunk_1}}`:else=`{{chunk_2}}`*]