Strings

string.asm is a low-level string library similar to that of the standard library of C.

Note: All strings are assumed to be zero-terminated

List of routines:

• strlen
• strcmp
• strcpy

strlen

• Gets the length of the string in HL

Parameters: HL - string pointer

Outputs: BC - length of string

Destroys: AF, HL

strcmp

• Compares two string

Parameters: DE - string 1, HL - string 2

Outputs: Z - if strings are equal, C if HL > DE, NC if HL < DE

Destroys: All

strcpy

• Copies the string in HL to DE

Parameters: HL - source string, DE - destination buffer

Destroys: AF, DE, HL