Expression-storing attributes

A small number of Action-based attributes store expressions, rather than complete actions:

• $DisplayExpression
• $HoverExpression
• $TableExpression

The above attributes' purpose/use is discrete articles below:

• Display Expressions
• Hover Expressions
• Table Expressions

See also:

• What are Expressions?
• Action-based attributes.
• Expressions vs. Actions in Action code.

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See also—notes linking to here:

• Action-storing attributes
• Action-based attributes