Here are a couple of examples that should illustrate enough to get you going. You should be able to figure out how to 'plug' your code into a loop like one of these:
Heres a script i wrote as a bit of practise. What it does is insert a line in the middle of a file. The line being $1 and the file being $2
#!/bin/bash
rm tempfile
touch tempfile
count=1
linenum= `wc -l < $2`
if
then
echo $1 >> $2
else
even=`expr "$linenum" % 2`
if
then... (3 Replies)
Hallo everyone
I might just be being dumb, but I am using the BASH shell and cannot get the following script to work:
x=0
while
do
echo $x
x=´echo "$x + 1" | bc´
done
Can anybody help me out. I am just get a repeating output saying:
bc: command not found
0 + 1: command not... (5 Replies)
i have the following process running in background:
when i give "ps -lef"
------------------------------------------------------------------------
user2
user1
user1
user3
user1
user4
user5
user4
user3
user4
user2
user1
user1
user3
user1
user4 (3 Replies)
Hi expert,
I'm using csh
Code:
#!/bin/csh
set x = 0
set number = `awk '{array=$0} END {print array;}'`
i want to use for loop to store data to $number repeatly
untill x = 23
How to use c shell for loop? (2 Replies)
I need to chmod a bunch of files with a specific extension in one directory.
If I understand correctly first I would run ls command like this
ls -R | grep .mp3 > /tmp/list
once I have the output file I should be able to run a loop to chmod all the files in the list created.
This is where... (5 Replies)
Hello,
I'm trying to write a while loop for a decimal value in tcsh which I know can't be done. Instead I want my increments to be one order of magnitude too large and then divide it by 10 when I use the variable. However, I don't know how to divide my variable and set it as another.
set... (1 Reply)
Does any body can help me with a loop in this example?
if
then
if
then
runner=$(grep "$1" "$2")
runne=$(grep "$1" "$3")
run=$(grep "$1" "$4")
fi
fi
#
# Message on screen... (3 Replies)
I am trying to make a calculator. The user Enters number 1, chooses and operation, enters number 2, then chooses another operation or for the answer to be displayed.
eg. 1 + 1 = or 1 + 1 + 2 + 1 =
Both of these should be possible.
#!/bin/bash
read -p "what's the first number? " n1... (3 Replies)
Use and complete the template provided. The entire template must be completed. If you don't, your post may be deleted!
1. The problem statement, all variables and given/known/data:
Script a simple calculator. In the command line enter the script file
/home/etc/mycalc or /home/etc/mycalc 1 +... (6 Replies)
ADE is a UNIX environment for the ancient AMIGA A1200. By default this does NOT have the 'bc' command line calculator.
Although I did a DEMO code to create a C source and compile it under python 1.4.0 and ADE using ksh88 and the gcc of the day, I decided to create this baby that requires no Python... (2 Replies)