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- Foreach
- Iterator.
- Usage
- Foreach _x In set : apply(_x)
- Arguments
- _x (tied variable). This variable denotes one element of the set object set.
set (ARRAY(T) or SET(T)). T can be any type.
apply() (FUNC). This is a function which is used by the iterator.
- Returned Object
- If set has type ARRAY(T), the iterator returns an ARRAY. If set has type SET(T), the iterator returns a SET.
- Description
- The iterator allows us to browse a set object and to apply to each object _x of the set a given function, apply. This is a very generic way of exploring data bases and computing samples of any things.
- See Also
-
Array,
List,
Pos,
At,
Append.
Examples
AML>Foreach _x In [1:5] : _x+1
<ARRAY(INT)> [2,3,4,5,6]
AML> Foreach _x In [1:10] : Select(_x, _x/2==0)
<ARRAY(INT)> [2,4,6,8,10]
AML> Foreach _x In [1:10] : Select(_x+1,_x/2==0)
<ARRAY(INT)> [3,5,7,9,11]
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