Shell Programming and Scripting

echo "Please enter the number of digit BTS-ID"
read digit 
echo "Please enter MM#"
read mm
echo "Please enter BTS#"
read bts 

if ["digit" = 3]
  then
    echo "$mm  $bts" > mmbts
    exit 0

  else
    echo "$mm $bts" > mmbts
fi

#!/bin/ksh

typeset -i digit, mm, bts

echo "Please enter the number of digit BTS-ID"
read digit
echo "Please enter MM#"
read mm
echo "Please enter BTS#"
read bts

if (( digit == 3 ))
then
  echo "$mm $bts" > mmbts
else
  echo "$mm $bts" > mmbts
fi

#! /usr/bin/ksh

typeset -R4 rbts
echo "Please enter MM#"
read mm
echo "Please enter BTS#"
read bts

echo bts is $bts which has ${#bts} digits
rbts=$bts
echo "$mm $rbts"
exit 0