//自定义函数 指令
//.vue
<div v-AA:BB="'CC'" >
//.vue局部指令
directives: {
AA: {
bind(el, binding, vnode) {
el.style.color = "#" + Math.random().toString(16).slice(2,8);//彩色
}
},
}
//main.js全局指令
Vue.directive('AA', {
bind(el, binding, vnode) {
if (binding.value == "CC") {
el.style.maxWidth = "1260px";
} else if (binding.value == "DD") {
el.style.maxWidth = "560px";
}
if (binding.arg == 'BB') {
el.style.background = "#6677cc";
el.style.padding = "20px";
}
}
})