gives a list of files and pipes to which all input is echoed.
- You can use $Echo to keep a file of all your input commands.
- Individual inputs will be written in the form returned by InString.
- In a notebook interface, inputs will typically be written as a string representing a typeset expression.
- Files listed in $Echo that are not currently open for writing will be ignored.
Basic Examples (1)
Enter commands in StandardForm:
Restore $Echo to its default:
The contents are typeset expressions in the form given by InString:
Wolfram Research (1988), $Echo, Wolfram Language function, https://reference.wolfram.com/language/ref/$Echo.html.
Wolfram Language. 1988. "$Echo." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/$Echo.html.
Wolfram Language. (1988). $Echo. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/$Echo.html