Deselects the current selection and sets the selection object's type property to None . There is no change to the content that had been select

Moves the end (focus) boundary of the selection to the designated document tree node and offset within that node. The start (anchor) point does not

Returns a reference to the range within a selection object whose zero-based numeric index matches the passed parameter. The parameter should be zero.

Removes all Range objects from the current selection (not from the document tree). The selection collapses, and the rangeCount property value ch

Removes a single Range object from the current selection (not from the document tree). If you have a multiple-range selection, you can iterate thr

Forces the selection object to encompass the element node passed as a parameter and all of its child nodes. This method is also a shortcut to usin

Controls the cursor Bidi (bi-directional) level.

Returns a string containing only body content from the selection. Tags and attributes are ignored.