Selection.focusOffset - Web APIs 编辑

Experimental

This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The Selection.focusOffset read-only property returns the number of characters that the selection's focus is offset within the Selection.focusNode.

This number is zero-based. If the selection ends with the first character in the Selection.focusNode, 0 is returned.

Syntax

offset = sel.focusOffset

Specifications

Browser compatibility

BCD tables only load in the browser

See also

• Selection, the interface it belongs to.