js 仿朋友圈的时间显示 刚刚 几天前

function getDateDiff(dateStr) { ???????var publishTime = getDateTimeStamp(dateStr) / 1000, ???????d_seconds, ???????d_minutes, ???????d_hours, ???????d_days, ???????timeNow = parseInt(new Date().getTime() / 1000), ???????d, ????????date = new Date(publishTime * 1000), ???????Y = date.getFullYear(), ???????M = date.getMonth() + 1, ???????D = date.getDate(), ???????H = date.getHours(), ???????m = date.getMinutes(), ???????s = date.getSeconds(); ???????//小于10的在前面补0 ???????if (M < 10) { ???????????????M = ‘0‘ + M; ???????} ???????if (D < 10) { ???????????????D = ‘0‘ + D; ???????} ???????if (H < 10) { ???????????????H = ‘0‘ + H; ???????} ???????if (m < 10) { ???????????????m = ‘0‘ + m; ???????} ???????if (s < 10) { ???????????????s = ‘0‘ + s; ???????} ????????d = timeNow - publishTime; ???????d_days = parseInt(d / 86400); ???????d_hours = parseInt(d / 3600); ???????d_minutes = parseInt(d / 60); ???????d_seconds = parseInt(d); ????????if (d_days > 0 && d_days < 3) { ???????????????return d_days + ‘天前‘; ???????} else if (d_days <= 0 && d_hours > 0) { ???????????????return d_hours + ‘小时前‘; ???????} else if (d_hours <= 0 && d_minutes > 0) { ???????????????return d_minutes + ‘分钟前‘; ???????} else if (d_seconds < 60) { ???????????????if (d_seconds <= 0) { ???????????????????????return ‘刚刚‘; ???????????????} else { ???????????????????????return d_seconds + ‘秒前‘; ???????????????} ???????} else if (d_days >= 3 && d_days < 30) { ???????????????return M + ‘-‘ + D + ‘ ‘ + H + ‘:‘ + m; ???????} else if (d_days >= 30) { ???????????????return Y + ‘-‘ + M + ‘-‘ + D + ‘ ‘ + H + ‘:‘ + m; ???????}} function getDateTimeStamp(dateStr) { ???????return Date.parse(dateStr.replace(/-/gi, "/"));}