IF Computer > MINERVA > Manual > Reference > Predicates > Stream selection and control > set_error/1

set_error/1

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sets the current errorstream.

set_error(+Stream)

set_error sets the current errorstream to Stream.

Arguments

Stream                 output stream

Examples

The following example sets the current errorstream to the same stream as the current output stream.

?- current_output(S), set_error(S).

Standard

This predicate is not part of the ISO-Prolog Standard.

See also

at_end_of_stream/0/1, close/1/2, current_error/1, current_input/1, current_output/1, flush_output/0/1, open/3/4, set_input/1, set_output/1.

document: http://www.ifcomputer.co.jp/MINERVA/Manual/Reference/Predicates/stream_selection/set_error/print_en.html
published 2008/8/25 update 1997/6/22 (c) 1996-2006 IF Computer Japan
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