Head function
Warning
This documentation refers to the Classic QDK, which has been replaced by the Modern QDK.
Please see https://aka.ms/qdk.api for the API documentation for the Modern QDK.
Namespace: Microsoft.Quantum.Arrays
Package: Microsoft.Quantum.Standard
Returns the first element of the array.
function Head<'A> (array : 'A[]) : 'A
Input
array : 'A[]
Array of which the first element is taken. Array must have length at least 1.
Output : 'A
The first element of the array.
Type Parameters
'A
The type of the array elements.
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