Function Name

CmpFString

Purpose

 Compares two fixed-length blocks of memory.

Call Address

$C26E

Input

A - Byte count.

X - Address of a page zero pointer to one string.

Y - Address of a page zero pointer to the other string.

Output

Z Flag - Set if equal.

Description

The X and Y registers point to page zero pointers, and A has the number of bytes to compare (1-255). If A is 0, then this routine will compare up to and including a zero byte in either string. The Z flag is set according to equality.  See [[GEOS Programmer's Reference Guide+GEOS Kernal Routines+CmpString|CmpString]].