Routines
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A267: Print String
Used by the routines at PrintPrompt, PrintStringAndNewline, Print_Cursor, Print_UserInputToScreen and Handler_UserInput.
Standard printing loop, which prints the fetched character byte and loops until the termination byte is reached (FF).
Input
HL Pointer to string to be printed
PrintString A267 PUSH AF Push the character to print on the stack.
A268 JR FetchByteToPrint Jump to FetchByteToPrint.
Just keep looping and printing the fetched character until the termination byte is reached (FF).
PrintString_Loop A26A CALL PrintCharacter Call PrintCharacter.
A26D INC HL Move the string pointer to the next character.
FetchByteToPrint A26E LD A,(HL) Load a character from the string pointer into A.
A26F CP $FF Jump back to PrintString_Loop until the string termination character (FF) has been reached.
A271 JR NZ,PrintString_Loop
A273 POP AF Restore the character to print from the stack.
A274 RET Return.
View the equivalent code in;
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