<< display

Display format

format >>

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echo

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Controls the echoing during their execution.

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Syntax

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state = echo()

echo()

echo('on')

echo('off')

Input argument

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'on'

enable echo mode (default)

'off'

disable echo mode

Output argument

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state

a string: 'on' or 'off'

Description

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echo('off') disable echo mode.

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

Example

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an example

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

See also

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disp.

History

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Version	Description
1.0.0	initial version

Author

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Allan CORNET