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mp:完成公众号统计的用户增减数据
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@ -32,3 +32,35 @@ export function beginOfDay(date) {
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export function endOfDay(date) {
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return new Date(date.getFullYear(), date.getMonth(), date.getDate(), 23, 59, 59, 999);
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}
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export function betweenDay(date1, date2) {
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// 适配 string 字符串的日期
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if (typeof date1 === 'string') {
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date1 = new Date(date1);
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}
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if (typeof date2 === 'string') {
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date2 = new Date(date2);
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}
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return Math.floor((date2.getTime() - date1.getTime()) / (24 * 3600 * 1000));
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}
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export function formatDate(date, fmt) {
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const o = {
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"M+": date.getMonth() + 1, //月份
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"d+": date.getDate(), //日
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"H+": date.getHours(), //小时
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"m+": date.getMinutes(), //分
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"s+": date.getSeconds(), //秒
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"q+": Math.floor((date.getMonth() + 3) / 3), //季度
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"S": date.getMilliseconds() //毫秒
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};
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if (/(y+)/.test(fmt)) { // 年份
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fmt = fmt.replace(RegExp.$1, (date.getFullYear() + "").substr(4 - RegExp.$1.length));
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}
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for (const k in o) {
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if (new RegExp("(" + k + ")").test(fmt)) {
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fmt = fmt.replace(RegExp.$1, (RegExp.$1.length === 1) ? (o[k]) : (("00" + o[k]).substr(("" + o[k]).length)));
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}
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}
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return fmt;
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}
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