Push.Session is a subroutine that saves the current environment parameters in the variables specified.
Push.Session(cursor.loc, sentence, record, id, dict, mv)
Use Push.Session to save the values of certain environment variables:
@SENTENCE
@RECORD
@ID
@DICT
@MV
@INSERT
as well as the current cursor position and video attributes.
The Push.Session subroutine has the following parameters:
| Parameter | Description |
|---|---|
| cursor.loc | Use cursor.loc to store the current cursor position. |
| sentence | Use sentence to store the current value of @SENTENCE (the most recent TCL sentence). |
| record | Use record to store the current value of @RECORD (the current record). |
| id | Use id to store the current value of @ID (the current record key). |
| dict | Use dict to store the current value of @DICT (the dictionary associated with the primary file). |
| mv | Use mv to store the current value of @MV, @INSERT (see Appendix I, "System Variables"), and the current video attributes (delimited by @RM). |
Push.Session passes the current session values described above in the argument list..
/* The following code demonstrates the use of Push.Session */ Declare subroutine Push.Session, Pop.Session, Msg Push.Session(cursor, sentence, record, id, dict, mv) * Call a subroutine that modified the environment parameters. Gosub Change_Environ Pop.Session(cursor, sentence, record, id, dict, mv) |