index.md

---

title: AbstractRange.startOffset
slug: Web/API/AbstractRange/startOffset
page-type: web-api-instance-property
browser-compat: api.AbstractRange.startOffset

---

{{APIRef("DOM")}}

The read-only startOffset property of the {{domxref("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 {{domxref("Node")}} indicated by {{domxref("AbstractRange.startContainer", "startContainer")}} at which the first character of the range is located.

Example

let startOffset = range.startOffset;

Specifications

{{Specifications}}

Browser compatibility

{{Compat}}