If a magnifying glass icon appears next to a variable name in a DataTip, one or more Visualizers are available for variables of that data type. You can use a visualizer to display the information in a more meaningful, usually graphical, manner.
To View the Contents of a Variable Using a Visualizer
Click the magnifying glass icon to select the default visualizer for the data type
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Click the pop-up arrow next to the visualizer to select from a list of appropriate visualizers for the data type.
A visualizer displays the information.