GraphElement.addVar(field)
Add a variable or measure to a GraphElement object. A variable is plotted on the Y-axis.
Example
Chart Component Script
dataset = [["State", "Quantity", "Total"],["NY",550,2500],["NJ",370,3000]]; (1)
graph = new EGraph();
var elem = new LineElement("State","Quantity"); (2)
elem.addVar("Total"); (3)
graph.addElement(elem); (4)
| 1 | See dataset to use a data block instead of an array literal. |
| 2 | Create the LineElement object. |
| 3 | Use addVar to add the ‘Total’ measure. |
| 4 | Use addElement to add the LineElement to the Chart. |

Script that modifies the graph or dataset properties should be placed on the Chart component itself. See Add Component Script for more information. This script has access to the Chart data and Chart API methods. Scripted Charts are not good candidates for user-modification, so you should deselect ‘Enable Ad Hoc Editing’ in the Chart Properties dialog box.
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To change the property on a Chart that was previously created with the Chart Editor, use “getter” methods such as EGraph.getElement(index) ① to obtain a handle to the desired GraphElement object. For example:
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