Returns the 0-based index of the specified column. Only works for bottommost headers. If the specified column is a group header, returns -1.
Namespace: MindFusion.Diagramming.Lanes
Package: Grid.js
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function getColumnIndex (column) |
A Header instance that represents a grid column.
Type: Number
The index of column, or -1 if the specified header represents a row or a group of child columns.