StaticRange: startOffset property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2017.

The read-only startOffset property of the StaticRange interface returns the offset into the start node of the range's start position.

Value

An integer value indicating the number of characters into the Node indicated by startContainer at which the first character of the range is located.

Specifications

Specification
DOM Standard
# ref-for-dom-range-startoffset①

Browser compatibility

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