VueJS Check duplicated value in array

Today, We want to share with you VueJS Check duplicated value in array.In this post we will show you vue duplicate keys detected, hear for Rendering array remove duplicate values in vuejs we will give you demo and example for implement.In this post, we will learn about avoid duplicate values in the output of v-for loop in vuejs with an example.

VueJS Check duplicated value in array

There are the Following The simple About VueJS Check duplicated value in array Full Information With Example and source code.

As I will cover this Post with live Working example to develop vue js find duplicate objects in array, so the vue check for duplicate entries for this example is following below.

Include Vuejs CDN


  • {{msg}}

JavaScript Part

new Vue({

vuejs remove duplicates from array

v-for loop in vuejs

methods: {
        myFilter: function (val, idx, arr) {
          for(var i = 0; i < idx; i++) {
            if(arr[i].name === {
              return false;
          return true;
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