2024-08-29 14:42:46 +08:00
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import { v4 as uuidv4 } from 'uuid'
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2024-09-03 23:13:58 +08:00
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/**
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* 生成UUID
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* @returns {string}
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*/
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2024-08-29 14:42:46 +08:00
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export function createUUID() {
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return uuidv4().replace(/-/g, '')
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}
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2024-09-03 23:13:58 +08:00
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/**
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* 通过字符串生成唯一编码，可能有hash碰撞问题
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* @param str
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* @returns {number|string}
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*/
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2024-08-29 14:42:46 +08:00
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export function createHashCodeByStr(str) {
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let hash = 0
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if (str.length === 0) return hash
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for (let i = 0; i < str.length; i++) {
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const char = str.charCodeAt(i)
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hash = ((hash << 5) - hash) + char
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hash = hash & hash // 转换为32位整数
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}
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// 将整数转换为16进制字符串，以缩短code长度
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return Math.abs(hash).toString(16)
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}
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