答案:该HTML5日历组件通过HTML结构搭建、CSS美化样式、JavaScript实现月份切换与日期渲染,支持高亮当前日期并可扩展事件标记等功能。

制作一个HTML5日历组件,核心是结合HTML、CSS和JavaScript来实现日期展示、交互与样式美化。下面是一个完整的日历功能实现方法,包含基础结构、样式设计和动态逻辑处理。
使用语义化标签构建日历容器,包含头部(年月切换)和主体部分(星期标题与日期格子)。
<div class="calendar">
<div class="calendar-header">
<button id="prev-month"><</button>
<h2 id="month-year"></h2>
<button id="next-month">></button>
</div>
<div class="calendar-body">
<div class="weekdays">
<span>日</span>
<span>一</span>
<span>二</span>
<span>三</span>
<span>四</span>
<span>五</span>
<span>六</span>
</div>
<div class="dates" id="dates"></div>
</div>
</div>
通过Flex布局实现整齐的网格排列,提升视觉体验。
.calendar {
width: 300px;
margin: 50px auto;
font-family: Arial, sans-serif;
border: 1px solid #ddd;
border-radius: 8px;
overflow: hidden;
box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}
.calendar-header {
display: flex;
justify-content: space-between;
align-items: center;
background: #007bff;
color: white;
padding: 10px 20px;
}
#prev-month, #next-month {
background: none;
border: none;
font-size: 1.2em;
cursor: pointer;
color: white;
}
#month-year {
margin: 0;
font-size: 1.2em;
}
.weekdays {
display: flex;
background: #f1f1f1;
border-bottom: 1px solid #ddd;
}
.weekdays span {
flex: 1;
text-align: center;
padding: 10px;
font-weight: bold;
color: #555;
}
.dates {
display: flex;
flex-wrap: wrap;
}
.dates span {
flex-basis: 14.28%;
text-align: center;
padding: 10px;
cursor: pointer;
min-height: 40px;
line-height: 40px;
}
.dates span:hover {
background: #e9ecef;
}
.dates span.today {
background: #007bff;
color: white;
border-radius: 50%;
}
控制月份切换、生成日期、高亮今天等核心功能。
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<script>
let today = new Date();
let currentMonth = today.getMonth();
let currentYear = today.getFullYear();
const monthNames = [
"一月", "二月", "三月", "四月", "五月", "六月",
"七月", "八月", "九月", "十月", "十一月", "十二月"
];
const prevBtn = document.getElementById("prev-month");
const nextBtn = document.getElementById("next-month");
const monthYearEl = document.getElementById("month-year");
const datesEl = document.getElementById("dates");
function renderCalendar() {
// 清空日期区
datesEl.innerHTML = "";
// 获取当前月第一天和天数
const firstDay = new Date(currentYear, currentMonth, 1).getDay();
const daysInMonth = new Date(currentYear, currentMonth + 1, 0).getDate();
// 显示当前年月
monthYearEl.textContent = `${currentYear}年 ${monthNames[currentMonth]}`;
// 填充空白格子(上个月末尾)
for (let i = 0; i < firstDay; i++) {
const emptySpan = document.createElement("span");
datesEl.appendChild(emptySpan);
}
// 填充当前月日期
for (let day = 1; day <= daysInMonth; day++) {
const daySpan = document.createElement("span");
daySpan.textContent = day;
// 高亮今天
if (
day === today.getDate() &&
currentMonth === today.getMonth() &&
currentYear === today.getFullYear()
) {
daySpan.classList.add("today");
}
datesEl.appendChild(daySpan);
}
}
// 切换事件
prevBtn.addEventListener("click", () => {
currentMonth--;
if (currentMonth < 0) {
currentMonth = 11;
currentYear--;
}
renderCalendar();
});
nextBtn.addEventListener("click", () => {
currentMonth++;
if (currentMonth > 11) {
currentMonth = 0;
currentYear++;
}
renderCalendar();
});
// 初始化
renderCalendar();
</script>
可在基础版本上增加以下实用特性:
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