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public interface CSSRuleList
TheCSSRuleList
interface provides the abstraction of an ordered collection of CSS rules.The items in the
CSSRuleList
are accessible via an integral index, starting from 0.See also the Document Object Model (DOM) Level 2 Style Specification.
- Since:
- 1.4, DOM Level 2
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description int
getLength()
The number ofCSSRules
in the list.CSSRule
item(int index)
Used to retrieve a CSS rule by ordinal index.
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Method Detail
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getLength
int getLength()
The number ofCSSRules
in the list. The range of valid child rule indices is0
tolength-1
inclusive.
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item
CSSRule item(int index)
Used to retrieve a CSS rule by ordinal index. The order in this collection represents the order of the rules in the CSS style sheet. If index is greater than or equal to the number of rules in the list, this returnsnull
.- Parameters:
index
- Index into the collection- Returns:
- The style rule at the
index
position in theCSSRuleList
, ornull
if that is not a valid index.
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