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Top Forums Shell Programming and Scripting Maintain Scope of the variable in UNIX Post 302661443 by parthmittal2007 on Monday 25th of June 2012 09:18:04 AM
Old 06-25-2012
Code:
This is my code
j=1
x=1
y=1
z=1

while [ $j -le 3 ]
do
   cat file | while read line

        do

        if [[ `echo $line | grep -i "UBBE"` ]];  then
        if [ $x -eq 1 ]; then
        echo $line | awk -F '[]U]' '/UBBE/ {print "U"$NF" "$1"]"}'
        x=`expr $x - $x`
         fi
        fi
        done

echo "Innermost $x $j"

j=`expr $j + 1`

done

#echo "In $x $j";

---------- Post updated at 08:18 AM ---------- Previous update was at 08:15 AM ----------

@pamu
your code didn't worked
 

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line(1) 						      General Commands Manual							   line(1)

NAME
line - Reads one line from standard input SYNOPSIS
line STANDARDS
Interfaces documented on this reference page conform to industry standards as follows: line: XCU5.0 Refer to the standards(5) reference page for more information about industry standards and associated tags. OPTIONS
None DESCRIPTION
The line command copies one line, up to and including a newline, from standard input and writes it to standard output. Use this command within a shell command file to read from your terminal. The line command always writes at least a newline character. NOTES
The line utility has no internationalization features and is marked LEGACY in XCU Issue 5. Use the read utility instead. EXIT STATUS
Success. End-of-File. EXAMPLES
To read a line from the keyboard and append it to a file, enter: echo 'Enter comments for the log:' echo ': c' line >>log This shell procedure displays the message: Enter comments for the log: It then reads a line of text from the keyboard and adds it to the end of the file log. The echo ': c' command displays a : (colon) prompt. See the echo command for information about the c escape sequence. SEE ALSO
Commands: echo(1), ksh(1), read(1), Bourne shell sh(1b), POSIX shell sh(1p) Functions: read(2) Standards: standards(5) line(1)
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