represents an element of a list that will automatically be removed.
- Nothing is removed as part of the standard evaluation process. It is not removed in expressions that are held or inactive.
Examplesopen allclose all
Basic Examples (2)
Generalizations & Extensions (1)
Properties & Relations (3)
Nothing is removed during the standard evaluation process:
Remove primes from a list by replacing them with Nothing:
Nothing will only disappear inside lists:
An empty Sequence will evaporate inside any head except those with special attributes:
Wolfram Research (2015), Nothing, Wolfram Language function, https://reference.wolfram.com/language/ref/Nothing.html (updated 2016).
Wolfram Language. 2015. "Nothing." Wolfram Language & System Documentation Center. Wolfram Research. Last Modified 2016. https://reference.wolfram.com/language/ref/Nothing.html.
Wolfram Language. (2015). Nothing. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/Nothing.html