张翔
55 lines
1.4 KiB
TypeScript
55 lines
1.4 KiB
TypeScript
import { clsx, type ClassValue } from "clsx"
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import { twMerge } from "tailwind-merge"
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export function cn(...inputs: ClassValue[]) {
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return twMerge(clsx(inputs))
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}
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export function formatNumber(num: number): string {
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return new Intl.NumberFormat("zh-CN").format(num)
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}
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export function formatCurrency(amount: number): string {
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return new Intl.NumberFormat("zh-CN", {
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style: "currency",
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currency: "CNY",
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}).format(amount)
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}
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export function debounce<T extends (...args: unknown[]) => unknown>(
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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 (...args: Parameters<T>) => {
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if (timeout) clearTimeout(timeout)
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timeout = setTimeout(() => func(...args), wait)
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}
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}
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export function throttle<T extends (...args: unknown[]) => unknown>(
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func: T,
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limit: number
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): (...args: Parameters<T>) => void {
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let inThrottle: boolean
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return (...args: Parameters<T>) => {
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if (!inThrottle) {
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func(...args)
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inThrottle = true
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setTimeout(() => (inThrottle = false), limit)
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}
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}
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}
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export function randomBetween(min: number, max: number): number {
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return Math.random() * (max - min) + min
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}
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export function lerp(start: number, end: number, t: number): number {
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return start + (end - start) * t
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}
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export function clamp(value: number, min: number, max: number): number {
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return Math.min(Math.max(value, min), max)
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}
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