gives the output stream object to which standard error from the Wolfram Language is sent.


$StandardErrorStream
gives the output stream object to which standard error from the Wolfram Language is sent.
Details

- The list of open streams returned by Streams[] typically includes $StandardErrorStream and $StandardOutputStream.
Examples
open all close allProperties & Relations (1)
Streams[] typically includes $StandardOutputStream and $StandardErrorStream:
Tech Notes
History
Text
Wolfram Research (2024), $StandardErrorStream, Wolfram Language function, https://reference.wolfram.com/language/ref/$StandardErrorStream.html.
CMS
Wolfram Language. 2024. "$StandardErrorStream." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/$StandardErrorStream.html.
APA
Wolfram Language. (2024). $StandardErrorStream. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/$StandardErrorStream.html
BibTeX
@misc{reference.wolfram_2025_$standarderrorstream, author="Wolfram Research", title="{$StandardErrorStream}", year="2024", howpublished="\url{https://reference.wolfram.com/language/ref/$StandardErrorStream.html}", note=[Accessed: 16-August-2025]}
BibLaTeX
@online{reference.wolfram_2025_$standarderrorstream, organization={Wolfram Research}, title={$StandardErrorStream}, year={2024}, url={https://reference.wolfram.com/language/ref/$StandardErrorStream.html}, note=[Accessed: 16-August-2025]}