adjustSelection
Adjusts the current text selection starting and ending points in the focused frame by the given amounts. A negative amount moves the selection towards the beginning of the document, and a positive amount moves the selection towards the end of the document.
Example:
For a call of win.webContents.adjustSelection({ start: 1, end: 5 })
Before:
!["Image]("../images/web-contents-text-selection-before.png"/)
After:
!["Image]("../images/web-contents-text-selection-after.png"/)