COMMAND NAME:

    VARIABLE


USAGE:

        VARIABLE        REAL        <REAL_NAME>
        VARIABLE        STRING    <STRING_NAME>
        VARIABLE        DISPOSE  <ANY_NAME>

        The VARIABLE command is responsible for the creation and
        deletion of variables.  Two types of variables are currently
        supported REAL numbers and STRINGs.

EXAMPLES:

        > VARIABLE REAL temp
        create a real number variable named "TEMP"

        > VARIABLE DISPOSE temp
        delete the variable named "TEMP"

        > VARIABLE STRING temp
        create a string variable named "TEMP"

        > $TEMP = "nand" + "_2"
        assign the string variable "TEMP" to have the value "nand_2"
