Get the total size of selected files in Vue Uploader component

16 Mar 20233 minutes to read

You can get the total size of selected files before upload it to designated server. By using selected event you can achieve this behavior.

In the following example, explains about how to calculate total file size before upload.

app.vue

<template>
  <div>
    <ejs-uploader ref="uploadObj" id='defaultfileupload' name="UploadFiles" :selected = "onSelect" :asyncSettings= "path"></ejs-uploader>
  </div>
</template>
<script>
import Vue from 'vue';
import { UploaderPlugin, SelectedEventArgs } from '@syncfusion/ej2-vue-inputs';
Vue.use(UploaderPlugin);

export default {
  data: function(){
        return {
          path:  {
            saveUrl: 'https://ej2.syncfusion.com/services/api/uploadbox/Save',
            removeUrl: 'https://ej2.syncfusion.com/services/api/uploadbox/Remove'
          }
        }
    },
    methods: {
  onSelect:function(args: SelectedEventArgs): void {
    let totalSize: number = 0;
    for (let file of args.filesData) {
        totalSize = totalSize + file.size;
    }
    let size: string = this.$refs.uploadObj.bytesToSize(totalSize);
    alert("Total select file's size is " + size);
}
    }
}
</script>
<style>
@import "../../node_modules/@syncfusion/ej2-base/styles/material.css";
@import "../../node_modules/@syncfusion/ej2-buttons/styles/material.css";
@import "../../node_modules/@syncfusion/ej2-vue-inputs/styles/material.css";
 #container {
        visibility: hidden;
        padding-left: 5%;
        width: 100%;
    }
    #loader {
        color: #008cff;
        font-family: 'Helvetica Neue','calibiri';
        font-size: 14px;
        height: 40px;
        left: 45%;
        position: absolute;
        top: 45%;
        width: 30%;
    }

</style>

You can also explore Vue File Upload feature tour page for its groundbreaking features. You can also explore our Vue File Upload example to understand how to browse the files which you want to upload to the server.