MySQL_GetJSONCount

How many members an object of a JSON cell has, or how many elements an array has.

native MySQL_GetJSONCount(row, const field[], const key[] = "");

Parameters

Parameter	Description	Default
row	The row, from 0.
const field[]	Name of the field.
const key[]	Member of the top object, a JSON Pointer, or empty for the whole value.	""

Related

• MySQL_GetJSONKey: The name of a member of an object of a JSON cell, by its position.
• MySQL_GetJSONType: The type of a value of a JSON cell.