dy-admin-manager/src/utils/directive.js

import Vue from 'vue'
// import store from '@/store'

// let permissionArr = store.getters.permission

Vue.directive('permission', {
    inserted(el, binding) {
        let value = binding.value
        let permission = window.localStorage.getItem('permission')
        permission = permission.split(',')
        // 如果一个权限判断不了则用两个
        // 格式： v-permission="{child: 'child', parent: 'parent'}"
        // 在特殊情况下才会用到两个参数，基本情况只会用到一个标识
        if(typeof value == 'string') {
            if(!permission.includes(value)) {
                // el.style.display = 'none'
                el.parentNode && el.parentNode.removeChild(el)
            }
        } else{
            if(!permission.includes(value.parent) && !permission.includes(value.child)) {
                el.parentNode && el.parentNode.removeChild(el)
                // el.style.display = 'none'
            }
        }
        
    }
})


Vue.directive('number',{
    inserted(el){
        el.oninput= function(e){
            let value = '' + e.target.value
            if (value.indexOf('.') != -1) {
                let arr = value.split('')
                arr.splice(arr.length - 1)
                let str2 = arr.join('')
                e.target.value = +str2
                return
            }
        }
    }
})