InputEvent: data property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

The data read-only property of the InputEvent interface returns a string with inserted characters. This may be an empty string if the change doesn't insert text, such as when characters are deleted.

Value

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A string or null. The spec has an overview of its value in various cases.

Examples

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In the following example, an event listener receives the input event. Any textual change to the <input> element is retrieved by InputEvent.data and inserted into a paragraph using the Node.textContent property.

html
<p>Some text to copy and paste.</p>

<input type="text" />

<p class="result"></p>
js
const editable = document.querySelector("input");
const result = document.querySelector(".result");

editable.addEventListener("input", (e) => {
  result.textContent = `Inputted text: ${e.data}`;
});

Specifications

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Specification
Input Events Level 2
# dfn-data

Browser compatibility

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