Insert a copy of value at specified position into value_array. If value is NULL, an uninitialized value is inserted.
insertion position, must be <= value_array->n_values
GValue to copy into GValueArray, or NULL. [allow-none]
the GValueArray passed in as value_array. [transfer none]
See Implementation
Insert a copy of value at specified position into value_array. If value is NULL, an uninitialized value is inserted.