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Full Discussion: second line of the file
Top Forums Shell Programming and Scripting second line of the file Post 302255170 by meetmano143 on Thursday 6th of November 2008 03:12:36 AM
Old 11-06-2008
Im not able to perform arthematic operation on these ..

Code:
FRIST VALUE IS 1226045443l
SECOND VALUE IS 1226045402l

Error Im getting 

expr: non-numeric argument


my code 

str= `expr $FRIST + $SECOND`
echo $str

I tried below also

str= `expr $FRIST + $SECOND | bc -l`
echo $str


Last edited by tayyabq8; 11-06-2008 at 05:29 AM.. Reason: Added code tags
 

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TGET(1) 						      General Commands Manual							   TGET(1)

NAME
tget - get termcap values SYNOPSIS
tget [-flag id] [-num id] [-str id] [-goto col line] [[-echo] string] DESCRIPTION
Tget allows shell scripts access to the termcap(3) functions. Flags, numbers and strings can be queried from the termcap database under the entry denoted by the environment variable $TERM. OPTIONS
-flag id Set the exit status to zero if the flag id is set. All other options except -echo set the exit status to id being available or not. The last option sets the final exit code. -num id Print the value of the numeric variable id. -str id Print the value of the string variable id. -goto col line Generates instructions to go to the given column and line if the cm capability exists. -echo string Prints string. Any other argument that does not start with a dash is also printed. EXAMPLE
Try this: tget -str so 'Reverse Video' -str se ENVIRONMENT
TERM Terminal type. TERMCAP Path to the termcap database, by default /etc/termcap:/usr/etc/termcap. SEE ALSO
termcap(3). DIAGNOSTICS
Tget will fail immediately with a descriptive message if the termcap entry can't be found. AUTHOR
Kees J. Bot (kjb@cs.vu.nl) TGET(1)
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