Konstantin Malyarov

<li v-for="(element, index) in elements" :key="index"><a href="#" @click="getElement(index)">{{ element.param }}</a></li>

getElement(index) {
 e.preventDefault()
 
}

let formData = new FormData()
            formData.append('file', this.file)
            axios.defaults.xsrfCookieName = 'csrftoken'
            axios.defaults.xsrfHeaderName = 'X-CSRFToken'
            axios.post('http://' + window.location.host + '/api/tokens_VMP_excel/',
                formData,
                {
                    headers: {
                        'Content-Type': 'multipart/form-data'
                    },
                    onUploadProgress: function (progressEvent) {
                        this.uploadPercentage = parseInt(Math.round((progressEvent.loaded * 100) / progressEvent.total));
                    }.bind(this)
                }
            ).then(function (response) {
                if (response.status === 204) {
                    self.is_completed = true
                }
            }).catch(function (error) {
                console.log(error);
            });