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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.


offset = sel.focusOffset


Specification Status Comment
Selection API
The definition of 'Selection.focusOffset' in that specification.
Working Draft Current

Browser compatibility

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See also