this.$http.get - TypeError: Cannot read property 'get' of..

Hello there, I get the following error in the "this. $ http.get" statements below.

Error Message :

[Vue warn]: Error in created hook: "TypeError: Cannot read property 'get' of undefined"

found in

---> at resources/js/components/employee/ViewComponent.vue

Vue Code :

export default { data(){ return{ id:this.$route.params.id, employee:{} } }, methods:{ getEmployee(){ this.$http.get('http://vue-laravel.test/employee-get-by-id/'+this.id).then(function (response) { console.log(response); }); } }, created() { this.getEmployee(); } }