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If you use logical (&& ||) or modulus (%) operators, enclose the expression string in quotation marks.
The return value of the Replace function is a string, with substitutions made, that begins at the position specified by start and concludes at the end of the expression string. The return value is not a copy of the original string.
This is useful if you wish to include the flags as part of the regular expression, instead of passing a flag argument to the compile() function.Note that the (?x) flag changes how the expression is parsed.It should be used first in the expression string, or after one or morewhitespace characters.
Before you can edit a graphic item, including setting its expression string, you must use the Master.Open method to open for editing a copy of the data graphic master whose GraphicItems collection the graphic item belongs to. After you have set the expression of the graphic item and made whatever other edits you want to make, use the Master.Close method to commit changes.
Gets the label of the shape data item (custom property) that the GraphicItem represents, or the value of the expression string that is part of a GraphicItem object's rule, against which shape data is evaluated.
The following Microsoft Visual Basic for Applications (VBA) macro shows how to use the SetExpression method to set the value of the expression string for a data graphic item. It opens a copy of the Master object of type visTypeDataGraphic (commonly called a data graphic) named Data Graphic, and then sets the expression of the first graphic item in the GraphicItems collection of the data graphic to display the width of any shape to which the data graphic is applied.
The following Microsoft Visual Basic for Applications (VBA) macro shows how to use the GetExpression method to get the value of the expression string for a data graphic item. It gets the most recently applied expression for the first graphic item in the GraphicItems collection of the Master object of type visTypeDataGraphic (commonly called a data graphic) named Data Graphic, and prints the field and the expression in the Immediate window.
In the example below, the alias name as created is shown in this color, and it specifies which area (in other words, it refers to the entire member expression string, '@IDESCENDANTS(East) @IDESCENDANTS(Qtr1)').
For usage examples see conditional execution guide. Parameters ID Type Description Expression String A script expression, which should return a boolean value. input Summary Shows an input field UI where user can enter an arbitrary text.
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