console 命令行工具 X clear

console

const inputDom = document.querySelector('input')
// inputDom.addEventListener('input', function(e) {
//     console.log(e.target.value)
// })

function Dedobble(fn, delay) {
    let timeId = null
    return function(...args) {
        clearTimeout(timeId)
        timeId = setTimeout(() => {
            fn.call(this, ...args)
        }, delay)
    }
}

inputDom.addEventListener('input', Dedobble(function(e){
    console.log('123', e.target.value)
}, 1000))

<input />