Expression—Wolfram Documentation

Expression

is a symbol that represents an ordinary Wolfram Language expression in Read and related functions.

Examples

Basic Examples (1)

A file containing Wolfram Language inputs:

Read the text as Wolfram Language expressions:

Read the text without evaluating it:

History

Introduced in 1988 (1.0)

Wolfram Research (1988), Expression, Wolfram Language function, https://reference.wolfram.com/language/ref/Expression.html.

Text

Wolfram Research (1988), Expression, Wolfram Language function, https://reference.wolfram.com/language/ref/Expression.html.

CMS

Wolfram Language. 1988. "Expression." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/Expression.html.

APA

Wolfram Language. (1988). Expression. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/Expression.html

BibTeX

@misc{reference.wolfram_2025_expression, author="Wolfram Research", title="{Expression}", year="1988", howpublished="\url{https://reference.wolfram.com/language/ref/Expression.html}", note=[Accessed: 22-February-2026]}

BibLaTeX

@online{reference.wolfram_2025_expression, organization={Wolfram Research}, title={Expression}, year={1988}, url={https://reference.wolfram.com/language/ref/Expression.html}, note=[Accessed: 22-February-2026]}