class CSSRule |
|
The CSSRule interface is the abstract base interface for any type of CSS statement . This includes both rule sets and at-rules . An implementation is expected to preserve all rules specified in a CSS style sheet, even if it is not recognized. Unrecognized rules are represented using the CSSUnknownRule interface. |
|
|
|
|
|
The parsable textual representation of the rule. This reflects the current state of the rule and not its initial value. |
|
Internal not part of the DOM |
|
|
If this rule is contained inside another rule (e.g. a style rule inside an \@media block), this is the containing rule. If this rule is not nested inside any other rules, this returns null . |
|
The style sheet that contains this rule. |
|
see cssText
DOMException
HIERARCHY_REQUEST_ERR: Raised if the rule cannot be inserted at this point in the style sheet. NO_MODIFICATION_ALLOWED_ERR: Raised if this style sheet is readonly. CSSException SYNTAX_ERR: Raised if the specified CSS string value has a syntax error and is unparsable. INVALID_MODIFICATION_ERR: Raised if the specified CSS string value represents a different type of rule than the current one. |
|
The type of the rule, as defined above. The expectation is that binding-specific casting methods can be used to cast down from an instance of the CSSRule interface to the specific derived interface implied by the type . |
An integer indicating which type of rule this is.
UNKNOWN_RULE | - 0 | - | ||
STYLE_RULE | - 1 | - | ||
CHARSET_RULE | - 2 | - | ||
IMPORT_RULE | - 3 | - | ||
MEDIA_RULE | - 4 | - | ||
FONT_FACE_RULE | - 5 | - | ||
PAGE_RULE | - 6 | - | ||
QUIRKS_RULE | - 100 | - |