MapAll 
MapAll[f,expr]
or f//@expr applies f to every subexpression in expr.
Examples
open allclose allBasic Examples (3)
Generalizations & Extensions (3)
Wolfram Research (1988), MapAll, Wolfram Language function, https://reference.wolfram.com/language/ref/MapAll.html.
Text
Wolfram Research (1988), MapAll, Wolfram Language function, https://reference.wolfram.com/language/ref/MapAll.html.
CMS
Wolfram Language. 1988. "MapAll." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/MapAll.html.
APA
Wolfram Language. (1988). MapAll. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/MapAll.html