Get_Key_Ptr - Texas Instruments TI-89 Developer's Manual

Appendix A: System Routines — Token Operations

get_key_ptr

Declaration: const unsigned char * get_key_ptr (Quantum q1 , Quantum q2 )
Category(ies): Token Operations, Strings
Description: Used by the detokenization routine to access the catalog string associated
with a particular token.
q1 — The first token value.
Inputs:
q2 — The second token value or zero if the first token is a primary tag.
Outputs: A pointer to the catalog string associated with the token specified by the
input values. The return value may be a NULL pointer if no string is
associated with the input values.
Assumptions: The input token is NOT any type of user variable, any type of number, or
any type of arbitrary constant (@1, @n1, etc.). These types will cause the
routine to return a pointer to the string "_ERROR_".
Side Effects: None
On AMS 1.05 and higher.
Availability:
TI-89 / TI-92 Plus
Differences: None
See Also: None
TI-89 / TI-92 Plus Developer Guide
(continued)
Not for Distribution
1085
Beta Version January 26, 2001