Example: lr.save_string

In the following example, lr.save_string assigns John Doe to the parameter Student. This parameter is then used in an output message.

lr.save_string("John Doe" , "Student" );
    // ...
lr.message("Get report card for " + lr.eval_string("<Student>") );

Example: Output:
    Notify: Saving Parameter "Student = John Doe"
    Notify: Parameter Substitution: parameter "Student" = "John Doe"
    Get report card for John Doe