Vue 2版本案例
- 按钮级别权限控制
permission.js
import store from '@/store'
function checkPermission(el, binding) {
const { value } = binding
const roles = store.getters && store.getters.roles
if (value && value instanceof Array) {
if (value.length > 0) {
const permissionRoles = value
const hasPermission = roles.some(role => {
return permissionRoles.includes(role)
})
if (!hasPermission) {
el.parentNode && el.parentNode.removeChild(el)
}
}
} else {
throw new Error(`need roles! Like v-permission="['admin','editor']"`)
}
}
export default {
inserted(el, binding) {
checkPermission(el, binding)
},
update(el, binding) {
checkPermission(el, binding)
}
}
hook functions: bind
inserted
update
componentUpdated
unbind
On This Page