timeit-js

Simple Performance Measurement for Node.js

Measure the average execution time of a function. If you find any bugs or have suggestions feel free to help and fork the package.

Installation

npm i timeit-js

Import

const timeit = require('timeit-js')

Timeit Function

/**
 * Measure the average execution time of a function
 * @param {Function} fn A function for performance measurement
 * @param {Array} args Function arguments
 * @param {Object} options 
 * @returns {Number} Result in milliseconds
 */
timeit(fn, args=[], options={})

Options

Parameter	Option	Default
e	Number of function executions	1000
r	Number of test repetitions	1
l	Show timeit-result in logs	true
d	Number of decimals in Logging text	6

Example

const timeit = require('timeit-js')
 
function sum () {
  return [...arguments].reduce((p, c) => p+c, 0)
}
 
timeit(sum, args=[1, 2, 3, 4], options={e: 100000, r: 100, d: 6})