ASSIGN.HELPREXX

Assignment instruction

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| symbol = expression                                                         |
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This statement evaluates the specified expression and sets the specified
variable to its value.  The variable name cannot begin with a digit (i.e.,
'0'-'9') or a period (i.e., '.').

Examples:

    /* Next line gives FRED the value 'Frederic' */
    fred='Frederic'

    /* If "freya" has not yet been assigned a value, */
    /* then next line gives FRED the value 'FREYA' */
    fred=freya