R language Delete variable RM function

Variables can be deleted by using the RM () function. Below we delete the variable var.3. An exception error occurs when you print the variable again.

RM (VAR.3) print (VAR.3)

When the above code executes, it produces the following result:

[1] "var.3" Error in print (VAR.3): Object ' var.3 ' not found

All variables can be deleted together by using the RM () and LS () functions.

RM (List=ls ()) print (LS ())

When the above code executes, it produces the following result:

Character (0)

R language Delete variable RM function