StructUpdate(structure, key, value)
Updates the specified key with the specified value. Returns Yes if the function is successful and throws an exception if an error occurs.
See also StructClear, StructDelete, StructFind, StructInsert, StructIsEmpty, StructKeyExists, StructCount, and StructNew.
Structure to be updated.
Key whose value is updated.
New value.
This function throws an exception if structure does not exist.