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Shell Programming and Scripting
grep attribute value pair and store it a variable
Post 302351274 by skraja1982 on Tuesday 8th of September 2009 01:45:34 AM
09-08-2009
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!#bin/bash
clear
var= grep @gmail.com email.txt | wc -l
echo $var
echo $var
exit 0
OUTPUT:
1000
_
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LEARN ABOUT V7
let
let(1) User Commands let(1) NAME
let - shell built-in function to evaluate one or more arithmetic expressions SYNOPSIS
ksh let arg... DESCRIPTION
ksh Each arg is a separate "arithmetic expression" to be evaluated. EXIT STATUS
The following exit values are returned: 0 The value of the last expression is non-zero. 1 The value of the last expression is zero. ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Availability |SUNWcsu | +-----------------------------+-----------------------------+ SEE ALSO
ksh(1), set(1), typeset(1), attributes(5) SunOS 5.10 15 Apr 1994 let(1)