Rockwell-automation FactoryTalk View Machine Edition Users Guide Manuale Utente Pagina 481

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23 Use expressions
23-3
• • • • •
and functions, thus avoiding typing mistakes. Another advantage of using the Expression
editor is that you can check whether the syntax of the expression you’ve created is valid.
To create an expression by typing it directly
Type an expression up to 16,000 characters long.
Expressions that you type directly are not checked for syntax.
To open the Expression editor, do one of the following
Click the Browse button in the Exprn column for a connection that accepts
expressions.
The Browse button is not available for connections to which you can assign only tags.
In the Animation dialog box, click the Expression button.
The Expression editor has these parts:
Browse button in
the Exprn column
Expression box
Expression buttons
Cursor position Validation area
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