Set Locators/Loop by Regions/Events/Marquee – Logic Pro keyboard command of the day

  Set Locators/Loop by Regions/Events/Marquee

Set the locators using the current selection.

Use the cycle area in Logic Pro – Apple Support

 

Set Locators by Regions/Events/Marquee: Sets the locators at the start and end points of the selected regions or events, or the marquee selection.