w-statistic/g.arrCount.mjs

A tool for statistical analysis.

import arrCount from './src/arrCount.mjs'

let arr

arr = ['abc', '-2.5', -2.5, '-1', -1, '-0.1', -0.1, '0', 0, 'abc', '0.1', 0.1, '1', 1, '2.5', 2.5, 22.5, 'xyz']
console.log(arrCount(arr))
// => [
//   { key: '2.5', count: 2 },
//   { key: '0.1', count: 2 },
//   { key: '-0.1', count: 2 },
//   { key: '-1', count: 2 },
//   { key: '-2.5', count: 2 },
//   { key: 'abc', count: 2 },
//   { key: '1', count: 2 },
//   { key: '0', count: 2 },
//   { key: 'xyz', count: 1 },
//   { key: '22.5', count: 1 }
// ]

arr = ['abc', '0', 0, 'abc', '0.1', 0.1, '1', 1, '2.5', 2.5, 22.5, 'xyz']
console.log(arrCount(arr))
// => [
//  { key: '2.5', count: 2 },
//  { key: '0.1', count: 2 },
//  { key: 'abc', count: 2 },
//  { key: '1', count: 2 },
//  { key: '0', count: 2 },
//  { key: 'xyz', count: 1 },
//  { key: '22.5', count: 1 }
//]

//node g.arrCount.mjs