Indexing and Slicing - Indexing and Slicing - 2026.1 English - UG1864

Vitis Functional Simulation User Guide (UG1864)

Document_ID
UG1864
Release_Date
2026-06-23
Version
2026.1 English

Indexing and slicing return a new varray. Single-element indexing returns a length-1 array, not a 0-D scalar.

a = va.array([10, 20, 30, 40, 50], dtype=va.int32)

a[0]      # varray int32 shape (1,) containing [10]
a[1:4]    # varray int32 shape (3,) containing [20, 30, 40]
a[-1]     # varray int32 shape (1,) containing [50]
a[::2]    # varray int32 shape (3,) containing [10, 30, 50]
a[0] == 10   # -> np.array([True])  (comparison returns a numpy bool array)