In Vuex, actions are functions that call mutations . Actions exist because mutations must be synchronous, whereas actions can be asynchronous. You can define actions by passing a POJO as the actions property to the Vuex store constructor as shown below. To “call” an action, you should use the Store#dispatch() function.
Read moreWhat are mutations Vuex?
Vuex mutations are very similar to events: each mutation has a string type and a handler . The handler function is where we perform actual state modifications, and it will receive the state as the first argument: const store = createStore({ state: { count: 1 }, mutations: { increment (state) { // mutate state state.
Read more