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Returns the number of elements in a vector. It is similar to the Length function but differs in the way it handles multi-division vectors. NumElems will return an array element for each division in the vector whereas Length will return the number of elements of the first division only.
| Number | Type | Compulsory | Default | Description | 
|---|---|---|---|---|
| 1 | any | Yes | 
 | Vector | 
Return type: real array
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