HI all,
I would like to know how the user can be restricted for entering only the number and not characters in sheel scripts..
Suppose code is like this
echo 'Enter the number'
read Value
Now user may enter 'a' as value...
But i want to disallow him for entering characters other than... (3 Replies)
Hi Folks,
I'm using bash script. I would like to check whether input is a number or not.(Only positive numbers).. if space or non numeric is entered, it should say "invalid input". pls help..
thanks in adv.
Br///
Vijay. (1 Reply)
Suppose we have a simple situation, like the following C++ instructions:
int x;
cout << "Insert x: ";
cin >> x;
while ( x-- < 0 ) ;
Of course, if it is written something different from an integer, the while loop shall not end.
So, how can we check if the input x is of the right type? (2 Replies)
Hi all
i need to check that if user has passed any input parameter while executing he shell script like
./test1.sh -a"-v"
then do smothing
if user execute the script without giving input paramater then
./test1.sh
then do something
how can we check this input parameter (6 Replies)
Hi,
I have a script which runs daily. It gets 3 input files test1,test2,test3. I want to do a validation in my script to make sure i have all the 3 files available before running. If any one of the file is missing i want to break the script.
Could you please help me with this request.
... (1 Reply)
Hi,
I need my script to check if the user enters 3 values if not 5 values to my script and alert if the input has any other number of values.
for example:
./myscript.sh 22 56 3221 - > correct
./myscript.sh 22 56 3221 45 777 -> correct
./myscript.sh 22 56 3221 45 -> incorrect
Please... (6 Replies)
I have a file which extracts data from an HTML file
For Eg HTML file contains:
New York;ABC;145;Yes;YES;No
New York;BCD;113;Yes;YES;No
New York;NAS;63;Yes;YES;No
------------------------
London-48;CBT;16;Yes;YES;No
London-48;CME;17;Yes;YES;No
London-48;EUR;52;Yes;YES;No... (7 Replies)
Hello there, find below for my code first:
$pdp_asaba=`cat /tmp/temp_total | grep asaba | sed 's/*//g'`
if ]]
then pdp_asaba=0
fi
$pdp_abuja=`cat /tmp/temp_total | grep abuja | sed 's/*//g'`
if ]]
then pdp_abuja=0
fi
$pdp_ojota=`cat /tmp/temp_total | grep ojota | sed 's/*//g'`
if ... (3 Replies)
Discussion started by: infinitydon
3 Replies
LEARN ABOUT OPENSOLARIS
echo
echo(3XCURSES) X/Open Curses Library Functions echo(3XCURSES)NAME
echo, noecho - enable/disable terminal echo
SYNOPSIS
cc [ flag... ] file... -I /usr/xpg4/include -L /usr/xpg4/lib
-R /usr/xpg4/lib -lcurses [ library... ]
c89 [ flag... ] file... -lcurses [ library... ]
#include <curses.h>
int echo(void);
int noecho(void);
DESCRIPTION
The echo() function enables Echo mode for the current screen. The noecho() function disables Echo mode for the current screen. Initially,
curses software echo mode is enabled and hardware echo mode of the tty driver is disabled. The echo() and noecho() functions control soft-
ware echo only. Hardware echo must remain disabled for the duration of the application, else the behavior is undefined.
RETURN VALUES
Upon successful completion, these functions return OK. Otherwise, they return ERR.
ERRORS
No errors are defined.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Interface Stability |Standard |
+-----------------------------+-----------------------------+
|MT-Level |Unsafe |
+-----------------------------+-----------------------------+
SEE ALSO getch(3XCURSES), getstr(3XCURSES), initscr(3XCURSES), libcurses(3XCURSES), scanw(3XCURSES), attributes(5), standards(5)SunOS 5.11 5 Jun 2002 echo(3XCURSES)