Component life cycle methods

 Inside a component (class extended from component class), define these functions.

The names are fixed and these will be called based on the life cycle event occured.

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lifecycle methods

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inside component

componentDidMount(){

console.log("did mount called");

}

componentWillMount

componentWillReceiveProps(newProps)

shouldComponentUpdate(newProps, newState)

{

console.log('called the method');

return true;

}

componentWillUpdate(newProps, newState)

{

console.log('called the method');

}

componentDidUpdate(newProps, newState)

{

console.log('called the method');

}

componentWillUnmount