When using a Fetch( ) function to retreive retrieve the data from a url or other source, you can specify and filter results in your Interactions.
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Basic Madl components used in the fetch of data for Interactions include: Before / After / Between.
$t->after( )
Fetches the source before $mystring into variable $t. Usually generated by the code builder when you have
select to filter the fetch results using the "To" field in the builder.