Vue

by Alex Liu

HTML

<div id="app">
  
</div>

CSS

body {
  padding: 20px;
  font-family: Helvetica;
}

#app {
  background: #fff;
  border-radius: 4px;
  padding: 20px;
  transition: all 0.2s;
}

li {
  margin: 8px 0;
}

h2 {
  font-weight: bold;
  margin-bottom: 15px;
}

del {
  color: rgba(0, 0, 0, 0.3);
}

Vue

Vue.component('child-inner', {
	inject: ['foo'],
  created(){
	  console.log(this.foo)
  },
  template: '<div>{{foo}}</div>'
})


Vue.component('child', {
	inject: ['foo'],
  created(){
	  console.log(this.foo)
  },
  template: '<div>{{foo}}inner: <child-inner /></div>'
})




const aa = new Vue({
  el: "#app",
  provide: {
  	foo: 'bar'
  },
  data: {
    
  },
  template: '<div><child /></div>'
  
})

console.log(aa, aa.provide)