react native update componentdidmount code example
Example 1: lifecycle method react
INITIALIZATION= setup props and state
MOUNTING= constructor->componentWillMount->render->componentDidMount
UPDATE= shouldComponentUpdate->componentWillUpdate->render
->componentDidUpdate
UNMOUNTING= componentWillUnmount
Example 2: react lifecycle
constructor(props) {
super(props);
this.state = { counter: 0 };
this.handleClick = this.handleClick.bind(this);
}
Example 3: react lifecycle hooks
class ActivityItem extends React.Component {
render() {
const { activity } = this.props;
return (
<div className='item'>
<div className={'avatar'}>
<img
alt='avatar'
src={activity.actor.avatar_url} />
</div>
<span className={'time'}>
{moment(activity.created_at).fromNow()}
</span>
<p>{activity.actor.display_login} {activity.payload.action}</p>
<div className={'right'}>
{activity.repo.name}
</div>
</div>
)
}
}