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Mathematica > Dynamic Interactivity > Interactive Manipulation > Options & Styling for Interactive Manipulation >

Built-in Mathematica Symbol

Initialization

Initialization
is an option for Dynamic, DynamicModule, Manipulate and related constructs, which specifies an expression to be evaluated when the construct is first used or displayed.

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The typical usage is Initialization:>expr.

Initialization expressions defined in particular cells in a notebook are evaluated when those cells are first made visible, and not necessarily when the notebook is first opened.

EXAMPLES

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Basic Examples (3)

Specify an expression to be evaluated before displaying Dynamic:

DynamicModule:

Manipulate: