
Constrain to Center-The stacked label text will be center-aligned regardless of its location.Constrain to Right-The stacked label text will be right-aligned regardless of its location.Constrain to Left-The stacked label text will be left-aligned regardless of its location.Text of labels placed to the left of a feature will be right-aligned, and text of labels placed to the right of a feature will be left-aligned. Constrain to Left or Right-Depending on the location of the stacked label, the Maplex Label Engine will align the text to either the right or left.This is beneficial for placement, because the stacked labels can be moved around to potentially fit other labels on the map. Automatically choose best-Depending on the location of the stacked label relative to the feature, the Maplex Label Engine will align the text to the center, left, or right.You can choose how the text in stacked labels is aligned. The minimum and maximum number of characters per line and the maximum number of lines.Whether all labels should be split at the stacking character or only when there is not enough room.Whether and where these characters should appear in the label.What characters are used to indicate where the text should be split.

You can control how the Maplex Label Engine stacks labels, including the following: You will still be able to stack using scripting.

The label will not be dynamically stacked if the label expression contains the base label text formatting tag.
