tuple_selecttuple_selectTupleSelecttuple_selectTupleSelectTupleSelect (Operator)

Name

tuple_selecttuple_selectTupleSelecttuple_selectTupleSelectTupleSelect — Select single elements of a tuple.

Signature

Description

tuple_selecttuple_selectTupleSelecttuple_selectTupleSelectTupleSelect selects one or more single elements of the tuple TupleTupleTupleTupleTupletuple and returns them with SelectedSelectedSelectedSelectedSelectedselected. At this, IndexIndexIndexIndexIndexindex determines the indices of the elements to select. Thus, IndexIndexIndexIndexIndexindex may only contain integer values (any floating point number within IndexIndexIndexIndexIndexindex must represent an integer value without fraction). Indices of tuple elements start at 0, that means, the first tuple element has got the index 0.

Exception: Empty input tuples

If TupleTupleTupleTupleTupletuple is empty, an exception is raised.

HDevelop In-line Operation

HDevelop provides an in-line operation for tuple_selecttuple_selectTupleSelecttuple_selectTupleSelectTupleSelect, which can be used in an expression in the following syntax:

Selected := Tuple[Index]

Selected := subset(Tuple, Index)

Parallelization

• Multithreading type: independent (runs in parallel even with exclusive operators).
• Multithreading scope: global (may be called from any thread).
• Processed without parallelization.

Parameters

Alternatives

tuple_first_ntuple_first_nTupleFirstNtuple_first_nTupleFirstNTupleFirstN, tuple_last_ntuple_last_nTupleLastNtuple_last_nTupleLastNTupleLastN, tuple_str_bit_selecttuple_str_bit_selectTupleStrBitSelecttuple_str_bit_selectTupleStrBitSelectTupleStrBitSelect, tuple_concattuple_concatTupleConcattuple_concatTupleConcatTupleConcat, tuple_select_rangetuple_select_rangeTupleSelectRangetuple_select_rangeTupleSelectRangeTupleSelectRange, tuple_select_ranktuple_select_rankTupleSelectRanktuple_select_rankTupleSelectRankTupleSelectRank

See also

tuple_removetuple_removeTupleRemovetuple_removeTupleRemoveTupleRemove

Module

Foundation