JAVASCRIPT

vue check if key exists

const dataSet = { f_name: 'F_NAME', l_name: 'L_NAME', email: 'EMAIL'}

Object.prototype.hasOwnProperty.call(profile, 'f_name') //Return true

vuejs check object key exist

{
    methods: {
        containsKey(obj, key ) {
            return Object.keys(obj).includes(key);
        }
    },
    computed: {
        hasName() {
            return this.containsKey(this.someObject, 'name');
        }
    }
}