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npmjs.org "negative-indexes" keyword

use-negative-indexes 1.3.3
Add this to your project as the README suggests if you'd like to be able to use negative indexes
13 versions - Latest release: over 1 year ago - 9 downloads last month - 1 stars on GitHub - 1 maintainer
array-view 0.3.0
Create array views for easy data manipulation, select elements using Python-like slice notation, ...
11 versions - Latest release: 3 months ago - 34 downloads last month - 7 stars on GitHub - 1 maintainer