<IF MyTextField = "" then "Sorry, no text entered in this text field.">
You may use Replace, Bullet, Date, and Time commands within the Insertion Constant.
Also, if you need a double-quote (") within the text of your Insertion Constant, then put two double-quotes ("") in the text. For example, the IF statement above could have read:
<IF MyTextField = "" then "Sorry, no text entered in ""MyTextField"".">
so that if MyTextField were left blank, the inserted text would be:
Sorry, no text entered in "MyTextField".
The double-quote pair can also be used in the Comparison Constant.
There are a few rules you should always follow when creating an FDML file: