vue获取前一天前两天

// 前一天beforeDay() {//前一天let beforeDay = new Date(new Date(this.alarmformSearch.date).getTime() - 24 * 60 * 60 * 1000); //计算当前日期 -1this.alarmformSearch.date = this.convertToDate(beforeDay); //格式化日期并赋值this.getWarnInfo();},

// 前两天beforeTwoDay() {//前一天let beforeTwoDay = new Date(new Date(this.alarmformSearch.date).getTime() -24 * 60 * 60 * 1000 -24 * 60 * 60 * 1000); //计算当前日期 -1this.alarmformSearch.date = this.convertToDate(beforeTwoDay); //格式化日期并赋值this.getWarnInfo();},

convertToDate(date) {var date = new Date(date);var y = date.getFullYear();var m = date.getMonth() + 1;var d = date.getDate();m = m < 10 ? "0" + m : m; //月小于10，加0d = d < 10 ? "0" + d : d; //day小于10，加0return y + "-" + m + "-" + d;},