The sum of two input numbers for the SHELLL function

#!/bin/bash#this is a test of the addition of the program!function addfun{  read-p "Enter a number:" Num1  read-p "Enter Another number:" Num2  echo  $[$num 1 + $num 2]}result= ' Addfun ' echo "The result is: $result"

The main function of the above code is to create a function, after the console input 2 numbers, after the two numbers and output results. This program is not very difficult, but the novice just write, really may not be written out. House AH here, just a bit of accumulation, in the forgotten grammar can have a view of the basis----the first day of November 2016

The sum of two input numbers for the SHELLL function