Constant ALLOC_PRESENT_U64
pub const ALLOC_PRESENT_U64: u64 = u64::MAX; // 18_446_744_073_709_551_615u64Expand description
Indicates that an optional value is present.
pub const ALLOC_PRESENT_U64: u64 = u64::MAX; // 18_446_744_073_709_551_615u64Indicates that an optional value is present.