mirror of
https://github.com/lcn2/calc.git
synced 2025-08-16 01:03:29 +03:00
65 lines
1.8 KiB
Plaintext
65 lines
1.8 KiB
Plaintext
NAME
|
|
prompt - display a prompt and wait for input from terminal
|
|
|
|
SYNOPSIS
|
|
prompt(str)
|
|
|
|
TYPES
|
|
str string
|
|
|
|
return string
|
|
|
|
DESCRIPTION
|
|
When prompt(str) is called and input is from a terminal, the string
|
|
str is displayed and execution is halted until a newline ends a line
|
|
read from the input; the string formed by the characters in the line
|
|
(other than the newline) is returned as the value of prompt().
|
|
|
|
EXAMPLE
|
|
; x = prompt("? ");
|
|
? 273
|
|
; x
|
|
"273"
|
|
|
|
; for (;;) {s = prompt("? "); if (s=="end") break; print "\t":eval(s)^2;}
|
|
? 3
|
|
9
|
|
? 2 + 3
|
|
25
|
|
? end
|
|
|
|
LIMITS
|
|
none
|
|
|
|
LINK LIBRARY
|
|
none
|
|
|
|
SEE ALSO
|
|
fgetfield, fgetline, fgetstr
|
|
|
|
## Copyright (C) 1999-2006 Landon Curt Noll
|
|
##
|
|
## Calc is open software; you can redistribute it and/or modify it under
|
|
## the terms of the version 2.1 of the GNU Lesser General Public License
|
|
## as published by the Free Software Foundation.
|
|
##
|
|
## Calc is distributed in the hope that it will be useful, but WITHOUT
|
|
## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
|
|
## or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
|
|
## Public License for more details.
|
|
##
|
|
## A copy of version 2.1 of the GNU Lesser General Public License is
|
|
## distributed with calc under the filename COPYING-LGPL. You should have
|
|
## received a copy with calc; if not, write to Free Software Foundation, Inc.
|
|
## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
|
|
##
|
|
## @(#) $Revision: 29.5 $
|
|
## @(#) $Id: prompt,v 29.5 2006/06/25 22:16:55 chongo Exp $
|
|
## @(#) $Source: /usr/local/src/cmd/calc/help/RCS/prompt,v $
|
|
##
|
|
## Under source code control: 1995/12/18 12:34:58
|
|
## File existed as early as: 1995
|
|
##
|
|
## chongo <was here> /\oo/\ http://www.isthe.com/chongo/
|
|
## Share and enjoy! :-) http://www.isthe.com/chongo/tech/comp/calc/
|