WOLFRAM

is a global variable that, if set, is applied to the symbol name and tag of messages that are requested but have not yet been defined.

Details

Examples

Basic Examples  (1)Summary of the most common use cases

A typical value for $NewMessage is a function that searches for messages in file. Note that this value for $NewMessage will also be applied to internal requests for messages and so may result in additional output:

Out[1]=1

If a message has not previously been generated, the value of $NewMessage is applied and evaluated:

Out[3]=3

Restore the default value of $NewMessage:

Out[4]=4
Out[5]=5
Wolfram Research (1991), $NewMessage, Wolfram Language function, https://reference.wolfram.com/language/ref/$NewMessage.html.
Wolfram Research (1991), $NewMessage, Wolfram Language function, https://reference.wolfram.com/language/ref/$NewMessage.html.

Text

Wolfram Research (1991), $NewMessage, Wolfram Language function, https://reference.wolfram.com/language/ref/$NewMessage.html.

Wolfram Research (1991), $NewMessage, Wolfram Language function, https://reference.wolfram.com/language/ref/$NewMessage.html.

CMS

Wolfram Language. 1991. "$NewMessage." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/$NewMessage.html.

Wolfram Language. 1991. "$NewMessage." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/$NewMessage.html.

APA

Wolfram Language. (1991). $NewMessage. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/$NewMessage.html

Wolfram Language. (1991). $NewMessage. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/$NewMessage.html

BibTeX

@misc{reference.wolfram_2025_$newmessage, author="Wolfram Research", title="{$NewMessage}", year="1991", howpublished="\url{https://reference.wolfram.com/language/ref/$NewMessage.html}", note=[Accessed: 11-July-2025 ]}

@misc{reference.wolfram_2025_$newmessage, author="Wolfram Research", title="{$NewMessage}", year="1991", howpublished="\url{https://reference.wolfram.com/language/ref/$NewMessage.html}", note=[Accessed: 11-July-2025 ]}

BibLaTeX

@online{reference.wolfram_2025_$newmessage, organization={Wolfram Research}, title={$NewMessage}, year={1991}, url={https://reference.wolfram.com/language/ref/$NewMessage.html}, note=[Accessed: 11-July-2025 ]}

@online{reference.wolfram_2025_$newmessage, organization={Wolfram Research}, title={$NewMessage}, year={1991}, url={https://reference.wolfram.com/language/ref/$NewMessage.html}, note=[Accessed: 11-July-2025 ]}