Function construct_array

src/backend/utils/adt/arrayfuncs.c:3369–3382

* construct_array --- simple method for constructing an array object * * elems: array of Datum items to become the array contents * (NULL element values are not supported). * nelems: number of items * elmtype, elmlen, elmbyval, elmalign: info for the datatype of the items * * A palloc'd 1-D array object is constructed and returned. Note that * elem values will be copied into the object

 * to hard-wire values if the element type is hard-wired.
 */
ArrayType *
construct_array(Datum *elems, int nelems,
				Oid elmtype,
				int elmlen, bool elmbyval, char elmalign)
{
	int			dims[1];
	int			lbs[1];

	dims[0] = nelems;
	lbs[0] = 1;

	return construct_md_array(elems, NULL, 1, dims, lbs,
							  elmtype, elmlen, elmbyval, elmalign);
}

/*
 * construct_md_array	--- simple method for constructing an array object