我将提示用户输入他所活的年数,然后它应该返回他所活的秒。
守则:
let use = prompt("Enter number of years u lived: ");
let u = parseInt(use)
let time = new Date()
let compute = time.getFullYear() - u
console.log(compute.getSeconds()+time.getFullYear());
但我得到了一个错误,上面写着“Uncaught: compute.getSeconds不是函数”