getSnapshotBeforeUpdate(prevProps) { return { notifyRequired: prevProps.text !== this.props.text }; } code example

Example: component did update arguments

componentDidUpdate(prevProps, prevState) {
  // only update chart if the data has changed
  if (prevProps.data !== this.props.data) {
    this.chart = c3.load({
      data: this.props.data
    });
  }
}