element ui 时间日期选择器中默认0点开始

默认显示当天00:00:00到23:59:59

const start = new Date(new Date().setHours(0, 0, 0, 0))
const end = new Date(new Date().setHours(23, 59, 59, 59))

默认显示昨天00:00:00到23:59:59

const start = new Date(new Date().setHours(0, 0, 0, 0) - 3600 * 1000 * 24)
const end = new Date(new Date().setHours(23, 59,59, 59) - 3600 * 1000 * 24)