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Echo
Examples
open all close allBasic Examples (3)
Scope (4)
Applications (1)
Observe the order in which Cases visits parts of an expression at level 1:
Properties & Relations (6)
Echo returns the expression in its first argument:
EchoFunction is an operator form of Echo:
EchoLabel is an operator form of Echo:
EchoTiming can be used to print the timing of intermediate computations without affecting the result:
Echo can also be used to print the timing, but at the cost of doing the computation twice:
Echo prints the evaluated expression:
Use Unevaluated to print the unevaluated expression:
EchoEvaluation prints the expression before and after evaluation:
See Also
EchoFunction EchoLabel EchoTiming EchoEvaluation QuietEcho Print TracePrint Sow $ProgressReporting
Function Repository: LabeledPrint LimitEcho EchoGroup ToggleEcho
Related Guides
Related Workflows
- Print Intermediate Values of a Variable
History
Text
Wolfram Research (2015), Echo, Wolfram Language function, https://reference.wolfram.com/language/ref/Echo.html.
CMS
Wolfram Language. 2015. "Echo." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/Echo.html.
APA
Wolfram Language. (2015). Echo. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/Echo.html
BibTeX
@misc{reference.wolfram_2025_echo, author="Wolfram Research", title="{Echo}", year="2015", howpublished="\url{https://reference.wolfram.com/language/ref/Echo.html}", note=[Accessed: 31-August-2025]}
BibLaTeX
@online{reference.wolfram_2025_echo, organization={Wolfram Research}, title={Echo}, year={2015}, url={https://reference.wolfram.com/language/ref/Echo.html}, note=[Accessed: 31-August-2025]}