Element.runtimeStyle
Non-standard
This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.
Summary
Element.runtimeStyle
is a proprietary property similar to HTMLElement.style
, except its styles, that have higher precedence and modification. It does not modify the style
content attribute. It is available in old versions of Microsoft Internet Explorer.
Specifications
Not a part of any specification.
Microsoft had a description on MSDN.
Browser compatibility
BCD tables only load in the browser