Ubuntu Unleashed 2013 Edition: Covering 12.10 and 13.04, Eighth Edition

Assigning a Value to a Variable

Suppose that you want to use a variable called lcount to count the number of iterations in a loop within a shell program. You can declare and initialize this variable as follows:

Note

Under pdksh and bash, you must ensure that the equal sign (=) does not have spaces before and after it.

To store a string in a variable, you can use the following:

Use the preceding variable form if the string doesn’t have embedded spaces. If a string has embedded spaces, you can do the assignment as follows: