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<< Click to Display Table of Contents >> Navigation: ThinBASIC Core Language > BuiltIn Functions > Memory handling and pointers > Memory_Compare |
Description
Compare two memory areas checking if they contain the exact same bytes.
Syntax
lResult = Memory_Compare(pMem1, pMem2, Size)
Returns
Number.
Zero: means the two memory areas are the same
A number: the first byte where the two memory areas start to differ
Parameters
Name |
Type |
Optional |
Meaning |
pMem1 |
Numeric |
No |
A valid 32-bit memory address |
pMem2 |
Numeric |
No |
A valid 32-bit memory address |
Size |
Numeric |
Yes |
A numeric expression that specifies the number of consecutive bytes to check |
Remarks
| Attention: | it is programmer responsibility to be sure that at the two addresses there are at least Size bytes already allocated otherwise application will crash with a GPF (General Protection Failure) runtime error will be fired by the operating system |
Restrictions
See also
Examples