# CompareU64

Compares two unsigned 64-bit integer quantities.

### Synopsis

`int32 CompareU64( uint64 *s1, uint64 *s2 )`

### Description

This function compares two unsigned 64-bit integers. This function is actually the same function as `CompareUF32()` and `CompareUF60()`.

### Arguments

s1, s2 Pointers to unsigned 64-bit integers.

### Return Value

The function returns 1 if s1 > s2, zero if s1 == s2, or -1 if s1 < s2.

### Implementation

Folio call implemented in operamath V20.

### Associated Files

operamath.h, operamath.lib

### See Also

``CompareSF32`(), CompareS64(), CompareUF32(), CompareSF60(), CompareUF60()`