slot_size

Compute the serialized size of an object in a slot

Behaviour

C

• Return the number of bytes the object in the specified slot occupies when serialized

Javascript

• Retrieves the size of the specified slot.

Definition

C

int64_t slot_size (
    uint32_t slot_no
);

Javascript

function slot_size(slotno: number): ErrorCode | number

Example

C

int64_t bytes_needed = slot_size(1); // get size of slot 1

Javascript

const bytes_needed = slot_size(1); // get size of slot 1

Parameters

C

Name	Type	Description
slot_no	uint32_t	The slot number

Javascript

Name	Type	Description
slotno	number	The slot number to check the size of.

Return Code

C

Type	Description
int64_t	The number of bytes the object occupies when serialized If negative, an error: DOESNT_EXIST - the specified slot does not contain any object or it is an invalid slot

Javascript

Type	Description
ErrorCode | number	Returns an error code or the size of the slot.