Zero1000

JavaScript

terms:
LastIndexOf:

1. 基本例

index.html 
<script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>

<div id="app">
{{a}}<br>

{{b}}<br>	
	
	
</div>

<script>

a=[1,0,0,0,0,1,0]

 

 
b=a.lastIndexOf(1,a.length)











new Vue({
  
	el: '#app',
	data: {
		a:a,
		b:b,

	}
})
</script>