Routines
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39827: Table: Next Record
Used by the routines at Table_FindTheRecord, TableFindAnExit, ConditionSamePlaceAsThePlayer, ExitsFindTheExitToANamedPlace, TableFindAnExitInADirection and ExitsFindTheExitToALocation.
Steps to the next record in a table.
Input
IX Pointer to the record data
Output
A The record ID
IY The record data
Table_StepThroughThreeByteRecords 39827 EXX Switch register sets before the index is stepped.
39828 LD DE,3 Move onto the next record IX=IX+0003.
39831 ADD IX,DE
39833 LD D,(IX+2) Read byte 2 of this record.
39836 LD E,(IX+1) Read byte 1 of this record.
39839 PUSH DE Read byte 0 of this record.
39840 POP IY
39842 LD A,(IX+0)
39845 CP 255 Set flag if this is the termination character (255).
39847 EXX Exchange registers.
39848 RET Return.
View the equivalent code in;
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