title: What data is the commit parameter in increment()?
body: <p>The parameter commit is mentioned in the <a href="https://v3.vuex.vuejs.org/zh/guide/actions.html#%E5%88%86%E5%8F%91-action" rel="nofollow noreferrer">Vuex documentation</a></p>
  <p>What data is the commit parameter in increment()?</p>
  <p><a href="https://i.stack.imgur.com/C0Zt3.png" rel="nofollow noreferrer">https://sm.ms/image/A5qnBI3jSKU4pP1</a></p>