Baseline Widely available
NodeIterator
ã¤ã³ã¿ã¼ãã§ã¤ã¹ã¯ãDOM ã®ãµãããªã¼å
ã«åå¨ãããã¼ãã®ãªã¹ãã®ã¡ã³ãã¼ã«å¯¾ããã¤ãã¬ã¼ã¿ã¼ã表ãã¾ãããã¼ãã¯ææ¸å
ã«ç¾ããé çªã§è¿ããã¾ãã
NodeIterator
ã¯ã以ä¸ã®ããã« Document.createNodeIterator()
ã¡ã½ãããç¨ãã¦ä½æãããã¨ãã§ãã¾ãã
const nodeIterator = document.createNodeIterator(root, whatToShow, filter);
ããããã£
ãã®ã¤ã³ã¿ã¼ãã§ã¤ã¹ãç¶æ¿ããããããã£ã¯ããã¾ããã
NodeIterator.root
èªåå°ç¨
NodeIterator
ã使ããã¨ãã«æå®ããã«ã¼ããã¼ãã表ã Node
ãè¿ãã¾ãã
NodeIterator.whatToShow
èªåå°ç¨
æä¾ããªããã°ãªããªã Node
ã®åã表ã宿°ã§æ§æãããããããã¹ã¯ã§ãã unsigned long
ãè¿ãã¾ããä¸è´ããªããã¼ãã¯ã¹ãããããã¾ããããã®åã¯é¢é£ãããã°å«ã¾ãã¾ãã
使ç¨ã§ããå¤ã¯ä»¥ä¸ã®ã¨ããã§ãã
宿° æ°å¤ 説æNodeFilter.SHOW_ALL
4294967295
ï¼ããªãã¡ unsigned long
ã®æå¤§å¤ï¼ ãã¹ã¦ã®ãã¼ãã表示ãã¾ãã NodeFilter.SHOW_ATTRIBUTE
鿍奍; 2
屿§ã® Attr
ãã¼ãã表示ãã¾ããããã¯ã«ã¼ãã¨ã㦠Attr
ãå«ã NodeIterator
ã使ããå ´åã«éããæå³ãããã¾ãããã®å ´åã¯ãå復å¦çãèµ°æ»ã®æåã®ä½ç½®ã«å±æ§ãã¼ããç¾ãããã¨ãæå³ãã¾ãã屿§ã¯ã»ãã®ãã¼ãã®åã§ã¯ããã¾ããã®ã§ãææ¸ããªã¼ãèµ°æ»ããã¨ãã¯åºç¾ãã¾ããã NodeFilter.SHOW_CDATA_SECTION
鿍奍; 8
CDATASection
ãã¼ãã表示ãã¾ãã NodeFilter.SHOW_COMMENT
128
Comment
ãã¼ãã表示ãã¾ãã NodeFilter.SHOW_DOCUMENT
256
Document
ãã¼ãã表示ãã¾ãã NodeFilter.SHOW_DOCUMENT_FRAGMENT
1024
DocumentFragment
ãã¼ãã表示ãã¾ãã NodeFilter.SHOW_DOCUMENT_TYPE
512
DocumentType
ãã¼ãã表示ãã¾ãã NodeFilter.SHOW_ELEMENT
1
Element
ãã¼ãã表示ãã¾ãã NodeFilter.SHOW_ENTITY
鿍奍; 32
å¤ããã®ã§ããã使ç¨ããã¾ããã NodeFilter.SHOW_ENTITY_REFERENCE
鿍奍; 16
å¤ããã®ã§ããã使ç¨ããã¾ããã NodeFilter.SHOW_NOTATION
鿍奍; 2048
å¤ããã®ã§ããã使ç¨ããã¾ããã NodeFilter.SHOW_PROCESSING_INSTRUCTION
64
ProcessingInstruction
ãã¼ãã表示ãã¾ãã NodeFilter.SHOW_TEXT
4
Text
ãã¼ãã表示ãã¾ãã
NodeIterator.filter
èªåå°ç¨
é¢é£ãããã¼ãã鏿ããããã«ä½¿ç¨ãã NodeFilter
ãè¿ãã¾ãã
NodeIterator.referenceNode
èªåå°ç¨
ã¤ãã¬ã¼ã¿ã¼ãçµã³ä»ãããã¦ãã Node
ãè¿ãã¾ãã
NodeIterator.pointerBeforeReferenceNode
èªåå°ç¨ Experimental
è«çå¤ã®ãã©ã°ã§ã NodeIterator
ãåã«åºå®ããããã©ããã示ãã¾ããåã«åºå®ãããå ´å㯠true
ãå¾ã«åºå®ãããå ´å㯠false
ã«ãªãã¾ãã
ãã®ã¤ã³ã¿ã¼ãã§ã¤ã¹ãç¶æ¿ããã¡ã½ããã¯ããã¾ããã
NodeIterator.detach()
鿍奍;
ããã¯ç¡æä½ã§ããã§ããããã¯ä½ãè¡ãã¾ããã以å㯠NodeIterator
ã使ç¨ããªããªã£ããã¨ãã¨ã³ã¸ã³ã«ä¼ãã¦ãã¾ããããç¾å¨ã¯ä¸è¦ã§ãã
NodeIterator.previousNode()
ææ¸å
ã§åã® Node
ãè¿ãã¾ãããã¼ãããªãå ´å㯠null
ãè¿ãã¾ãã
NodeIterator.nextNode()
ææ¸å
ã§æ¬¡ã® Node
ãè¿ãã¾ãããã¼ãããªãå ´å㯠null
ãè¿ãã¾ãã
Document.createNodeIterator()
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