bipolar v2.0.1

about

Helps detect change.

setup

Download from the npm registry:

# Add to package.json
npm install bipolar

Source from an import map to use with Deno or in-browser directly:

{
  "imports": {
    "bipolar": "https://cdn.jsdelivr.net/npm/bipolar@latest/main.js"
  }
}

usage

Instantiate with a pair of start values, then call repeatedly. For example,

import bipolar from "bipolar"

const filter = bipolar(0, 0)

// Log differences in position between clicks
document.addEventListener("click", ({ x, y }) => {
  console.log(filter(x, y))
})

see also

• bipolar-stream