Function array_position

src/backend/utils/adt/array_userfuncs.c:1477–1481

----------------------------------------------------------------------------- * array_position, array_position_start : * return the offset of a value in an array. * * IS NOT DISTINCT FROM semantics are used for comparisons. Return NULL when * the value is not found. *----------------------------------------------------------------------------- */

 *-----------------------------------------------------------------------------
 */
Datum
array_position(PG_FUNCTION_ARGS)
{
	return array_position_common(fcinfo);
}

Datum
array_position_start(PG_FUNCTION_ARGS)