Block Controls: Block Toolbar and Settings Sidebar

Go through the following documentation and examples.

• Block Controls: Block Toolbar and Settings Sidebar
• Component Reference – Refer child pages for all components.
• InspectorControls
• BlockControls
• Examples
  • https://github.com/WordPress/gutenberg-examples/
  • https://github.com/chandrapatel/learn-gutenberg#block-controls-block-toolbar-and-settings-sidebar