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36 lines
1.3 KiB
36 lines
1.3 KiB
export function isValidIPv4(ip: string) {
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const ipv4Regex = /^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/;
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return ipv4Regex.test(ip);
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}
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export function formatRemainTime(seconds: number) {
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const min = Math.floor(seconds / 60).toFixed();
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const sec = (seconds % 60).toFixed();
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return min.padStart(2, "0") + ":" + sec.padStart(2, "0");
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}
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export function timestampToDate(timestamp:number, format = 'YYYY-MM-DD HH:mm:ss') {
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// 创建 Date 对象
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const date = new Date(timestamp);
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// 如果时间戳无效，返回错误信息
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if (isNaN(date.getTime())) {
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return '时间戳无效';
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}
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// 提取日期和时间部分
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const year = String(date.getFullYear())
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const month = String(date.getMonth() + 1).padStart(2, '0'); // 月份从 0 开始，需要加 1
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const day = String(date.getDate()).padStart(2, '0');
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const hours = String(date.getHours()).padStart(2, '0');
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const minutes = String(date.getMinutes()).padStart(2, '0');
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const seconds = String(date.getSeconds()).padStart(2, '0');
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// 根据传入的格式返回日期字符串
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return format
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.replace('YYYY', year)
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.replace('MM', month)
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.replace('DD', day)
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.replace('HH', hours)
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.replace('mm', minutes)
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.replace('ss', seconds);
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}
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