该方法将编译生成一个 XPathExpression ,可以用来多次的执行.
语法
xpathExpr = document.createExpression(xpathText, namespaceURLMapper);
参数
- String
xpathText(将要编译的Xpath表达式) - Function
namespaceURLMapper(将一个命名空间前缀映射到一个命名空间URL上 (如果不需要,可以为null))
document.createExpression
相关主题
DocumentConstructor
属性
alinkColoranchorsappletsasyncbgColorbodycharacterSetchildElementCountchildrencompatModecontentTypecurrentScriptdefaultViewdesignModedirdoctypedocumentElementdocumentURIdocumentURIObjectdomaindomConfigembedsfgColorfirstElementChildformsmozFullScreenmozFullScreenEnabledheadheighthiddenimagesimplementationlastElementChildlastModifiedlastStyleSheetSetlinkColorlinkslocationmozSyntheticDocumentonabortonafterscriptexecuteonanimationcancelonanimationendonanimationiterationonauxclickonbeforescriptexecuteonbluronchangeonclickoncloseoncontextmenuondblclickonerroronfocusonfullscreenchangeonfullscreenerrorongotpointercaptureoninputonkeydownonkeypressonkeyuponloadonloadendonloadstartonlostpointercaptureonmousedownonmousemoveonmouseoutonmouseoveronmouseuponofflineononlineonpointercancelonpointerdownonpointerenteronpointerleaveonpointermoveonpointerout[我来译!]onpointerover[我来译!]onpointeruponresetonresizeonscrollonselectonselectionchange[我来译!]onselectionchangeonselectstartonsubmitontouchcancelontouchstartontransitioncancel[我来译!]ontransitionendonvisibilitychange[我来译!]onwheeloriginpluginspolicy[我来译!]popupNode[我来译!]preferredStyleSheetSet[我来译!]readyStatereferrerscriptsscrollingElementselectedStyleSheetSetstyleSheetSetstimelinetitletooltipNodeURLvisibilityStatevlinkColor[我来译!]widthxmlEncoding[我来译!]xmlVersion[我来译!]
方法
adoptNode()append()caretRangeFromPoint()clear()closecreateAttributecreateCDATASection()[我来译!]createCommentcreateDocumentFragment()createElement()createElementNS()createEntityReference()[我来译!]createEvent()createExpressioncreateNodeIterator()createNSResolver()createProcessingInstruction()createRange()createTextNodecreateTouch()[我来译!]createTouchList()[我来译!]createTreeWalker()enableStyleSheetsForSet()[我来译!]evaluateexecCommandexitFullscreen()exitPointerLock()getAnimations()[我来译!]getBoxObjectFor()[我来译!]getElementByIdgetElementsByClassName()getElementsByName()getElementsByTagName()getElementsByTagNameNS()hasFocusimportNodemozSetImageElement()[我来译!]open()prepend()queryCommandEnabled()queryCommandSupported()querySelector()querySelectorAllquerySelectorAll()registerElement()releaseCapturewritewriteln