Browser-friendly inheritance fully compatible with standard node.js inherits.
This package exports standard
inherits from node.js
util module in node environment, but also provides alternative browser-friendly implementation through browser field. Alternative implementation is a literal copy of standard one located in standalone module to avoid requiring of
util. It also has a shim for old browsers with no
While keeping you sure you are using standard
inherits implementation in node.js environment, it allows bundlers such as browserify to not include full
util package to your client code if all you need is just
inherits function. It worth, because browser shim for
util package is large and
inherits is often the single function you need from it.
It’s recommended to use this package instead of
require('util').inherits for any code that has chances to be used not only in node.js but in browser too.
var inherits = require('inherits'); // then use exactly as the standard one
Version ~1.0 had completely different motivation and is not compatible neither with 2.0 nor with standard node.js
If you are using version ~1.0 and planning to switch to ~2.0, be careful:
superfor referencing superclass