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.TH while 1 "April 1993" "Scilab Group" "Scilab Function"
.so ../sci.an
.SH NAME
while - while keyword
.SH DESCRIPTION
\fVwhile\fR clause. Must be terminated by \fV"end"\fR
.LP
.Vb while expr ,instructions,...[,else instructions], end
.LP
.Vb while expr do instructions,...[,else instructions], end
.LP
.Vb while expr then instructions,...[,else instructions], end
Notes:
.TP
-
The only constraint is that each "then" or "do" keyword must be on
the same line line as "while" keyword.
.TP
-
The "keyword "then" or "do" can be replaced by a carriage return or a comma.
.TP
-
The optional \fV,else instructions\fR construction allows to gives
instructions which are executed when expr expression becomes false.
.LP
Warning: the number of characters used to define the body of any
conditionnal instruction (if while for or select/case) must be limited to
16k.
.SH EXAMPLE
.nf
e=1; a=1; k=1;
while norm(a-(a+e),1) > %eps, e=e/2; k=k+1; end
e,k
.fi
.SH SEE ALSO
for, select, break, return, pause
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