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                        /jQuery源碼解析（DOM與核心模塊）

cssRules

css.cssRules ?

(css.insertRule(key + "{" + value + "}", css.cssRules.length)) :

(css.addRule(key, value));

老師這是處理兼容么 ?在網(wǎng)上搜不到可以介紹我相關(guān)的書籍么

詩者歌曰

2016-02-21

源自：jQuery源碼解析（DOM與核心模塊） 4-1

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詩者歌曰提問者
2016-03-05

interface CSSRule {
? ?const unsigned short STYLE_RULE = 1;
? ?const unsigned short CHARSET_RULE = 2; // Obsolete
? ?const unsigned short IMPORT_RULE = 3;
? ?const unsigned short MEDIA_RULE = 4;
? ?const unsigned short FONT_FACE_RULE = 5;
? ?const unsigned short PAGE_RULE = 6;
? ?const unsigned short KEYFRAMES_RULE = 7;
? ?const unsigned short KEYFRAME_RULE = 8;
? ?const unsigned short NAMESPACE_RULE = 10;
? ?const unsigned short COUNTER_STYLE_RULE = 11;
? ?const unsigned short SUPPORTS_RULE = 12;
? ?const unsigned short DOCUMENT_RULE = 13;
? ?const unsigned short FONT_FEATURE_VALUES_RULE = 14;
? ?const unsigned short VIEWPORT_RULE = 15;
? ?const unsigned short REGION_STYLE_RULE = 16;
? ?readonly attribute unsigned short type;
? ?attribute DOMString cssText;
? ?readonly attribute CSSRule? parentRule;
? ?readonly attribute CSSStyleSheet? parentStyleSheet;
};