This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The size read-only property of the StylePropertyMapReadOnly interface returns an unsinged long integer containing the size of the StylePropertyMapReadOnly object.
var size = StylePropertyMapReadOnly.size
An unsigned long integer.
// TBD
| Specification | Status | Comment |
|---|---|---|
| CSS Typed OM Level 1 The definition of 'size' in that specification. | Working Draft | Initial definition. |
| Desktop | ||||||
|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
| Basic support | 66 | No | No | No | 53 | No |
| Mobile | |||||||
|---|---|---|---|---|---|---|---|
| Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
| Basic support | 66 | 66 | No | No | 53 | No | ? |
© 2005–2018 Mozilla Developer Network and individual contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/StylePropertyMapReadOnly/size