vue技巧

1）v-for 2个一行,一行两列

<template v-for='(todo,index) in todos' v-if='index%2==0'> 
      <tr >
        <td>
          {{todo.text}}
        </td>
      <td v-if='index+1<todos.length'>
        {{todos[index+1].text}}
      </td>
    </tr>
    </template>

2)