This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
The value property of the HTMLButtonElement interface represents the value of the <button> element as a string, or the empty string if no value is set. It reflects the element's value attribute.
A string containing the value of the <button> element.
const buttonElement = document.getElementById("given-name");
console.log(`value: ${buttonElement.value}`);
| Specification |
|---|
| HTML> # dom-button-value> |
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | WebView on iOS | |
value |
1 | 12 | 1 | ≤12.1 | 3 | 18 | 4 | ≤12.1 | 1 | 1.0 | 4.4 | 1 |
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https://developer.mozilla.org/en-US/docs/Web/API/HTMLButtonElement/value