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Full Discussion: Nested if question BASH
Top Forums Shell Programming and Scripting Nested if question BASH Post 302490311 by lio123 on Monday 24th of January 2011 01:45:44 PM
Old 01-24-2011
Hi again ,and thanks for the answers
how can I pass arguments to the same function
Code:
 
#!/bin/bash
echo -n "Enter: "
read num
check($num)
function check($num)
{
 if(($(echo ${#num}) == 0 ))
   then
    echo No arguments passed.Try again
 else
    rem=$(echo $num | tr -d [0-9])
    lenght=$(echo ${#rem})
      if(( $lenght > 0))
        then
       echo "$num is not a number"
      else
       echo "$num is a number"
       fi
 fi
}

 

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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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