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
alinkColoranchorsappletsasyncbgColorbodycharacterSetchildElementCountchildrencompatModecontentTypecurrentScriptdefaultViewdesignModedirdoctypedocumentElementdocumentURIdocumentURIObjectdomaindomConfigembedsfgColorfirstElementChildformsmozFullScreenmozFullScreenEnabledheadheighthiddenimagesimplementationlastElementChildlastModifiedlastStyleSheetSetlinkColorlinkslocationmozSyntheticDocumentonabortonafterscriptexecuteonanimationcancelonanimationendonanimationiterationonauxclickonbeforescriptexecuteonbluroncancel[我来译!]oncanplay[我来译!]oncanplaythrough[我来译!]onchangeonclickoncloseoncontextmenuoncuechange[我来译!]ondblclickondurationchange[我来译!]onended[我来译!]onerroronfocusonfullscreenchangeonfullscreenerrorongotpointercaptureoninputoninvalid[我来译!]onkeydownonkeypressonkeyuponloadonloadeddata[我来译!]onloadedmetadata[我来译!]onloadendonloadstartonlostpointercaptureonmousedownonmouseenter[我来译!]onmouseleave[我来译!]onmousemoveonmouseoutonmouseoveronmouseuponofflineononlineonpause[我来译!]onplay[我来译!]onpointercancelonpointerdownonpointerenteronpointerleaveonpointermoveonpointeroutonpointeroveronpointeruponresetonresizeonscrollonselectonselectionchangeonselectionchange[我来译!]onselectstartonsubmitontouchcancelontouchstartontransitioncancel[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()createExpressioncreateExpression()[我来译!]createNodeIterator()createNSResolver()[我来译!]createNSResolver()createProcessingInstruction()createRange()createTextNodecreateTouch()[我来译!]createTouchList()[我来译!]createTreeWalker()enableStyleSheetsForSet()[我来译!]evaluateevaluate()[我来译!]execCommandexitFullscreen()exitPointerLock()getAnimations()[我来译!]getBoxObjectFor()[我来译!]getElementByIdgetElementsByClassName()getElementsByName()getElementsByTagName()getElementsByTagNameNS()hasFocushasStorageAccess()[我来译!]importNodemozSetImageElement()[我来译!]open()prepend()queryCommandEnabled()queryCommandSupported()querySelector()querySelector()querySelectorAllquerySelectorAll()registerElement()releaseCapturerequestStorageAccess()[我来译!]writewriteln