vue中使用filter对v-for循环中的item数据进行处理

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Vue.filter('format',function(value){
     return value.substr(0, 1);
                
 });
var vm=new Vue({
     el:'#box',
     data:{
         list:[
                {msg:"11",id:1},
                {msg:"22",id:2},
                {msg:"33",id:3}
              ]
          }
  });
<div id="box" v-for="item in list" >
        {{item.msg | format}}
 </div>

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转载自blog.csdn.net/idongit/article/details/84567731