{"id":398696,"date":"2024-12-29T12:39:46","date_gmt":"2024-12-29T12:39:46","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/how-to-use-as-input-operator-of-iteratoreg-map\/"},"modified":"2025-01-03T14:05:39","modified_gmt":"2025-01-03T14:05:39","slug":"how-to-use-as-input-operator-of-iteratoreg-map","status":"answered","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/how-to-use-as-input-operator-of-iteratoreg-map\/","title":{"rendered":"How to use `$@$` as input operator of iterator(e.g. map)?"},"content":{"rendered":"

<p><div>Some predefined operator can be used as input operator of iterator. Such as the following example <\/div><div> <\/div><div><\/code><\/p><div>function test(a,b: int8 ^ 3) returns (c: int8 ^ 3)<\/div><div>&nbsp; c = (map $+$ << 3 >>) (a, b);&nbsp;<\/div><div><\/code><\/code><\/div><div> <\/div><div>But I am trying to figure out how to use $@$<\/code> as input operator correctly. In the following program:  <\/div><div> <\/div><div><\/code><\/div><div>function mapOp(arr1,arr2: int8 ^ 2 ^ 3) returns (oarr: int8 ^ 4 ^ 3)<\/div><div>let<\/div><div>&nbsp; oarr = (map $@$ <<3>>) (arr1,arr2);<\/div><div>tel&nbsp;<\/div><div><\/code><\/code><\/div><div> <\/div><div>The intention of the above program is to concatenate each element of type int8^2<\/code> in arr1 and arr2 to value of type int8^4<\/code>. But I got the following error:<\/div><div><\/code><\/div><div>Prefix operator $@$ expects 2 size parameters but is here used with 0<\/div><div><\/code><\/code><\/div><div> <\/div><div>How to use $@$<\/code> as input operator of iterator in a correct way? <\/div><\/div><\/p>\n","protected":false},"template":"","class_list":["post-398696","topic","type-topic","status-answered","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t