Skipping Records in a Transform

From: Sean Carpenter (seancarpenter_at_NOSPAMprometrics.com)
Date: 11/16/04


Date: Tue, 16 Nov 2021 16:13:59 -0500

I have a document that contains sales transactions in a format similar to
this:

<Trans TransDate="1/1/2004">
    <Account>xxx</Account>
    .....
    <SaleAmt>10</SaleAmt>
</Trans>
<Trans TransDate="1/2/2004">
    <Account>xxx</Account>
    .....
    <SaleAmt />
</Trans>

When transforming this data, I'd like to skip any Trans elements that have
an empty SaleAmt (these records would not b