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echo


Controls the echoing during their execution.


Syntax


state = echo()
echo()
echo('on')
echo('off')

Input argument


'on'

enable echo mode (default)

'off'

disable echo mode

Output argument


state

a string: 'on' or 'off'

Description


echo('off') disable echo mode.

Without input and output arguments, echo toggles the current echo state.

Example


an example

R = echo
echo('on')
A = 1+1
echo('off')
A = A+1
echo(R)
A

See also


disp.

History


Version Description
1.0.0 initial version

Author


Allan CORNET

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