import dayjs from 'dayjs';
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/**
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* 格式化日期
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*/
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export function formatDate(date: string | Date, format = 'YYYY-MM-DD HH:mm:ss'): string {
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if (!date) return '';
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return dayjs(date).format(format);
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}
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/**
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* 格式化日期（仅日期）
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*/
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export function formatDateOnly(date: string | Date): string {
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return formatDate(date, 'YYYY-MM-DD');
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}
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/**
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* 深拷贝
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*/
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export function deepClone<T>(obj: T): T {
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return JSON.parse(JSON.stringify(obj));
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}
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/**
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* 防抖
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*/
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export function debounce<T extends (...args: any[]) => any>(
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func: T,
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wait: number
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): (...args: Parameters<T>) => void {
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let timeout: NodeJS.Timeout | null = null;
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return function (this: any, ...args: Parameters<T>) {
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if (timeout) clearTimeout(timeout);
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timeout = setTimeout(() => {
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func.apply(this, args);
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}, wait);
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};
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}
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/**
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* 节流
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*/
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export function throttle<T extends (...args: any[]) => any>(
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func: T,
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wait: number
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): (...args: Parameters<T>) => void {
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let timeout: NodeJS.Timeout | null = null;
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return function (this: any, ...args: Parameters<T>) {
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if (!timeout) {
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timeout = setTimeout(() => {
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timeout = null;
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func.apply(this, args);
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}, wait);
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}
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};
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}
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