WOLFRAM

FrontEndDynamicExpression

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is a global front end option that specifies an expression to be dynamically updated whenever the front end is running.

Details

Examples

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Basic Examples  (1)Summary of the most common use cases

Run a dynamic expression that prints the number of open notebooks:

Restore the default value of FrontEndDynamicExpression:

Properties & Relations  (2)Properties of the function, and connections to other functions

Dynamic can be omitted from the right-hand side if :> is used in SetOptions:

Similarly, Dynamic can be omitted from the right-hand side if := is used in CurrentValue:

As with any other Dynamic expression, Refresh may be used to control reevaluation:

Wolfram Research (2010), FrontEndDynamicExpression, Wolfram Language function, https://reference.wolfram.com/language/ref/FrontEndDynamicExpression.html.
Wolfram Research (2010), FrontEndDynamicExpression, Wolfram Language function, https://reference.wolfram.com/language/ref/FrontEndDynamicExpression.html.

Text

Wolfram Research (2010), FrontEndDynamicExpression, Wolfram Language function, https://reference.wolfram.com/language/ref/FrontEndDynamicExpression.html.

Wolfram Research (2010), FrontEndDynamicExpression, Wolfram Language function, https://reference.wolfram.com/language/ref/FrontEndDynamicExpression.html.

CMS

Wolfram Language. 2010. "FrontEndDynamicExpression." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/FrontEndDynamicExpression.html.

Wolfram Language. 2010. "FrontEndDynamicExpression." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/FrontEndDynamicExpression.html.

APA

Wolfram Language. (2010). FrontEndDynamicExpression. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/FrontEndDynamicExpression.html

Wolfram Language. (2010). FrontEndDynamicExpression. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/FrontEndDynamicExpression.html

BibTeX

@misc{reference.wolfram_2025_frontenddynamicexpression, author="Wolfram Research", title="{FrontEndDynamicExpression}", year="2010", howpublished="\url{https://reference.wolfram.com/language/ref/FrontEndDynamicExpression.html}", note=[Accessed: 07-July-2025 ]}

@misc{reference.wolfram_2025_frontenddynamicexpression, author="Wolfram Research", title="{FrontEndDynamicExpression}", year="2010", howpublished="\url{https://reference.wolfram.com/language/ref/FrontEndDynamicExpression.html}", note=[Accessed: 07-July-2025 ]}

BibLaTeX

@online{reference.wolfram_2025_frontenddynamicexpression, organization={Wolfram Research}, title={FrontEndDynamicExpression}, year={2010}, url={https://reference.wolfram.com/language/ref/FrontEndDynamicExpression.html}, note=[Accessed: 07-July-2025 ]}

@online{reference.wolfram_2025_frontenddynamicexpression, organization={Wolfram Research}, title={FrontEndDynamicExpression}, year={2010}, url={https://reference.wolfram.com/language/ref/FrontEndDynamicExpression.html}, note=[Accessed: 07-July-2025 ]}