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grExist (Function) In french: grExiste Checks the existence of a chart in memory. The chart used can be: - a chart created through programming (grCreate).
- a Chart control in the window editor, page editor or report editor.
// Checks the existence of "MyChart"
ResExist = grExist("MyChart") // Checks the existence of CHART_MyChart
ResExist = grExist(CHART_MyChart) Syntax
<Result> = grExist(<Chart name>)
<Result>: Boolean - True if the chart exists,
- False otherwise.
<Chart name>: Control name or character string Name of the chart to be used. This name corresponds to:- the chart name defined through programming with grCreate.
- the name of the Chart control in the window, page or report editor.
Related Examples:
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Unit examples (WINDEV): The Chart functions
[ + ] Using the main chart designer features of WINDEV: - Create a Pie, Column or Line chart - Define the display area of a chart - Define the chart options (legend, percentage, ...) - Draw a line on a chart
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