AbstractRange: 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 April 2021.
The read-only startOffset property of the AbstractRange 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.
Example
js
let startOffset = range.startOffset;
Specifications
| Specification |
|---|
| DOM # ref-for-dom-range-startoffset① |
Browser compatibility
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