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Column Expressions
A column expression is a mathematical equation that returns a string, boolean (true/false) or numeric (real or integer) result. The expression consists of a set of operators, functions and keywords. The result of the expression is then displayed in the network data table for the layer
In this example, a column expression is defined which multiplies the number of lanes by 10. To add, delete or modify column expressions, move focus to the network data table and press F11 to display the column expression editor.
