index.ts
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import store from '@/store'
// key
export function randomNum(len: number, radix: number) {
const chars = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'.split(
''
)
const uuid = []
radix = radix || chars.length
if (len) {
// Compact form
let i: number
for (i = 0; i < len; i++) uuid[i] = chars[0 | (Math.random() * radix)]
} else {
// rfc4122, version 4 form
let r:number
// rfc4122 requires these characters
uuid[8] = uuid[13] = uuid[18] = uuid[23] = '-'
uuid[14] = '4'
// Fill in random data. At i==19 set the high bits of clock sequence as
// per rfc4122, sec. 4.1.5
let k:number
for (k = 0; k < 36; k++) {
if (!uuid[k]) {
r = 0 | (Math.random() * 16)
uuid[k] = chars[k === 19 ? (r & 0x3) | 0x8 : r]
}
}
}
return uuid.join('') + new Date().getTime()
}
// 多余的字用省略号
export function ellipsis(value: any, num:any) {
if (!value) return ''
if (value.length > num) {
return value.substring(0, num) + '...'
}
return value
}
// 筛选刷新数据
export function restData(value:any, obj:any, index:any) {
obj.status = !obj.status
value[index] = obj
}
// 随机数
export const randomWord = (randomFlag: boolean, min: number, max: number) => {
let str = ''
let range = min
let arr = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9']
// 随机产生
if (randomFlag) {
range = Math.round(Math.random() * (max - min)) + min
}
for (let i = 0; i < range; i++) {
let pos = Math.round(Math.random() * (arr.length - 1))
str += arr[pos]
}
return str
}
// 按钮权限
export const hasPermission = (key:any) => {
return store.state.user.permissionsList.indexOf(key) !== -1 || false
}