46 lines
1.2 KiB
TypeScript
46 lines
1.2 KiB
TypeScript
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function DateFormat(date, format) {
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if (!date) {
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date = new Date();
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}
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if (!format) {
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format = 'yyyy-MM-dd HH:mm:ss';
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}
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// 处理参数默认值
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if (typeof date === 'string' || typeof date === 'number') {
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date = new Date(date);
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}
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date = date instanceof Date ? date : new Date();
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format = format || 'yyyy-MM-dd';
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// 检查日期是否有效
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if (isNaN(date.getTime())) {
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return 'Invalid Date';
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}
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// 定义格式化映射
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const formatMap = {
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'yyyy': date.getFullYear(),
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'MM': String(date.getMonth() + 1).padStart(2, '0'),
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'dd': String(date.getDate()).padStart(2, '0'),
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'HH': String(date.getHours()).padStart(2, '0'),
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'mm': String(date.getMinutes()).padStart(2, '0'),
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'ss': String(date.getSeconds()).padStart(2, '0'),
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'SSS': String(date.getMilliseconds()).padStart(3, '0'),
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'M': date.getMonth() + 1,
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'd': date.getDate(),
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'H': date.getHours(),
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'm': date.getMinutes(),
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's': date.getSeconds(),
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'S': date.getMilliseconds()
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};
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// 替换格式字符串中的占位符
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return format.replace(/(yyyy|MM|dd|HH|mm|ss|SSS|M|d|H|m|s|S)/g, (match) => {
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return formatMap[match];
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});
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}
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export default{
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DateFormat:DateFormat
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}
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