measure_click_mushing_speed.js

// after runnig this code on the console, click click click as fast as possible.

let a = null
let results = []
window.addEventListener('click', (e) => {
    if (a === null){
        a = performance.now()
        return
    }
    const b = performance.now()
    const result = b-a;
    results.push(result)
    const ave = results.reduce((prev,acc)=>{return prev+acc},0) / results.length
    const v = Math.sqrt(results.reduce((prev,acc)=>{return prev+(acc-ave)*(acc-ave)},0)/results.length)
    console.log(
        ave,
        v
    )
    a = b
})

result on 2024/2/20
121.31562500447035 11.141619882320713