Select all or part of an expression and choose Edit ▶ Un/Iconize Selection to shorten it to a compact, iconized form. The shortened expression evaluates just like the expanded expression:

To uniconize an expression, select the and then select Uniconize at the bottom of the expanded iconized object:

• To iconize or uniconize an expression, the keyboard shortcut ( ) can also be used.

Preserve large datasets in notebooks in iconized form by wrapping the input expression with Iconize and evaluating in place:

• Evaluate in Place is also available in the contextual menu that pops up when you right-click the selection in an input expression.