Here is a list of all variables with links to the structures/unions they belong to:

- $ -

$_name : SoapFault
$_StaticProp : _ZendTestClass
$a : DlTestSuperClass, Foo, testClass
$actor : SoapHeader
$actualEncoding : DOMDocument, DOMEntity
$affected_rows : mysqli, mysqli_stmt
$arg : ZendTestAttributeWithArguments
$attribute : tidyNode
$attributeCount : XMLReader
$attributed : ZendTestClassWithPropertyAttribute
$attributes : Dom\Element, DOMNode
$b : Foo, testClass
$baseURI : Dom\Node, DOMNode, XMLReader
$body : Dom\Document
$bucket : StreamBucket
$caseMaps : UnicodeData
$characterSet : Dom\Document
$charset : Dom\Document
$checkEmpty : DimensionHandlersNoArrayAccess
$child : tidyNode
$childElementCount : Dom\Document, Dom\DocumentFragment, Dom\Element, DOMDocument, DOMDocumentFragment, DOMElement
$childNodes : Dom\Node, DOMNode
$class : ReflectionClassConstant, ReflectionMethod, ReflectionProperty
$classIntersectionProp : _ZendTestClass
$classList : Dom\Element
$className : Dom\Element, DOMElement
$classProp : _ZendTestClass
$classUnionProp : _ZendTestClass
$client_info : mysqli, mysqli_driver
$client_version : mysqli, mysqli_driver
$cloneDocument : XSLTProcessor
$code : DOMException, Error, Exception, LibXMLError, PDOException
$column : LibXMLError, tidyNode
$comment : ZipArchive
$config : DOMDocument
$connect_errno : mysqli
$connect_error : mysqli
$current : DatePeriod
$current_field : mysqli_result
$data : CURLStringFile, Dom\CharacterData, DOMCharacterData, DOMProcessingInstruction, SoapHeader, StreamBucket
$datalen : StreamBucket
$dataLength : StreamBucket
$depth : XMLReader
$detail : SoapFault
$doctype : Dom\Document, DOMDocument
$document : Dom\XPath, DOMXPath
$documentElement : Dom\Document, DOMDocument
$documentURI : Dom\Document, DOMDocument
$doXInclude : XSLTProcessor
$driver_version : mysqli_driver
$element : Dom\NamespaceInfo
$enc_name : SoapVar
$enc_namens : SoapVar
$enc_ns : SoapVar
$enc_stype : SoapVar
$enc_type : SoapVar
$enc_value : SoapVar
$encoding : DOMDocument, DOMEntity
$end : DatePeriod, Range
$engine : Random\Randomizer
$entities : Dom\DocumentType, DOMDocumentType
$enum_print : SNMP
$errno : mysqli, mysqli_stmt, mysqli_warning
$error : mysqli, mysqli_stmt
$error_list : mysqli, mysqli_stmt
$errorBuffer : tidy
$errorInfo : PDOException
$exceptions_enabled : SNMP
$extraCaseData : UnicodeData
$faultactor : SoapFault
$faultcode : SoapFault
$faultcodens : SoapFault
$faultstring : SoapFault
$field_count : mysqli, mysqli_result, mysqli_stmt
$file : Error, Exception, LibXMLError
$filename : ZipArchive
$filtername : php_user_filter
$firstChild : Dom\Node, DOMNode
$firstElementChild : Dom\Document, Dom\DocumentFragment, Dom\Element, DOMDocument, DOMDocumentFragment, DOMElement
$flags : Attribute
$foo : ZendTestNS2\Foo
$formatOutput : Dom\XMLDocument, DOMDocument
$handle : Directory
$has : DimensionHandlersNoArrayAccess
$hasAttributes : XMLReader
$hasOffset : DimensionHandlersNoArrayAccess
$hasValue : XMLReader
$head : Dom\Document
$headerfault : SoapFault
$host_info : mysqli
$id : Dom\Element, DOMElement, mysqli_stmt, PhpToken, tidyNode, Transliterator
$implementation : Dom\Document, DOMDocument
$include_end_date : DatePeriod
$include_start_date : DatePeriod
$info : mysqli, SNMP
$innerHTML : Dom\Element
$inputEncoding : Dom\Document
$insert_id : mysqli, mysqli_stmt
$internalSubset : Dom\DocumentType, DOMDocumentType
$interval : DatePeriod
$intProp : _ZendTestClass
$isConnected : Dom\Node, DOMNameSpaceNode, DOMNode
$isDefault : XMLReader
$isEmptyElement : XMLReader
$lastChild : Dom\Node, DOMNode
$lastElementChild : Dom\Document, Dom\DocumentFragment, Dom\Element, DOMDocument, DOMDocumentFragment, DOMElement
$lastId : ZipArchive
$length : Dom\CharacterData, Dom\DtdNamedNodeMap, Dom\HTMLCollection, Dom\NamedNodeMap, Dom\NodeList, Dom\TokenList, DOMCharacterData, DOMNamedNodeMap, DOMNodeList
$lengths : mysqli_result
$level : LibXMLError
$line : Error, Exception, LibXMLError, PhpToken, tidyNode
$localName : Dom\Attr, Dom\Element, DOMNameSpaceNode, DOMNode, XMLReader
$max_oids : SNMP
$maxTemplateDepth : XSLTProcessor
$maxTemplateVars : XSLTProcessor
$message : Deprecated, Error, Exception, LibXMLError, mysqli_warning
$mime : CURLFile, CURLStringFile
$mustUnderstand : SoapHeader
$name : CURLFile, Dom\Attr, Dom\DocumentType, DOMAttr, DOMDocumentType, ReflectionAttribute, ReflectionClass, ReflectionClassConstant, ReflectionConstant, ReflectionExtension, ReflectionFunctionAbstract, ReflectionParameter, ReflectionProperty, ReflectionZendExtension, SoapHeader, tidyNode, XMLReader
$namespace : SoapHeader
$namespaceURI : Dom\Attr, Dom\Element, Dom\NamespaceInfo, DOMNameSpaceNode, DOMNode, XMLReader
$nextElementSibling : Dom\CharacterData, Dom\Element, DOMCharacterData, DOMElement
$nextSibling : Dom\Node, DOMNode
$nodeName : Dom\Node, DOMNameSpaceNode, DOMNode
$nodeType : Dom\Node, DOMNameSpaceNode, DOMNode, XMLReader
$nodeValue : Dom\Node, DOMNameSpaceNode, DOMNode
$notationName : Dom\Entity, DOMEntity
$notations : Dom\DocumentType, DOMDocumentType
$num_rows : mysqli_result, mysqli_stmt
$numFiles : ZipArchive
$numProps : UnicodeData
$offset : DimensionHandlersNoArrayAccess
$oid_increasing_check : SNMP
$oid_output_format : SNMP
$origdir : Extract_Phar
$ownerDocument : Dom\Node, DOMNameSpaceNode, DOMNode
$ownerElement : Dom\Attr, DOMAttr
$param_count : mysqli_stmt
$param_data : SoapParam
$param_name : SoapParam
$parameter : ZendTestParameterAttribute, ZendTestPropertyAttribute
$params : php_user_filter
$parentElement : Dom\Node, DOMNameSpaceNode, DOMNode
$parentNode : Dom\Node, DOMNameSpaceNode, DOMNode
$path : Directory
$pos : PhpToken
$postname : CURLFile, CURLStringFile
$prefix : Dom\Attr, Dom\Element, Dom\NamespaceInfo, DOMNameSpaceNode, DOMNode, XMLReader
$preserveWhiteSpace : DOMDocument
$previousElementSibling : Dom\CharacterData, Dom\Element, DOMCharacterData, DOMElement
$previousSibling : Dom\Node, DOMNode
$propIndexes : UnicodeData
$propRanges : UnicodeData
$proprietary : tidyNode
$protocol_version : mysqli
$publicId : Dom\DocumentType, Dom\Entity, Dom\Notation, DOMDocumentType, DOMEntity, DOMNotation
$queryString : PDORow, PDOStatement
$quick_print : SNMP
$read : DimensionHandlersNoArrayAccess
$readonlyProp : _ZendTestClass
$readType : DimensionHandlersNoArrayAccess
$recover : DOMDocument
$recurrences : DatePeriod
$registerNodeNamespaces : Dom\XPath, DOMXPath
$replacement : RegexIterator
$report_mode : mysqli_driver
$resolveExternals : DOMDocument
$scale : BcMath\Number
$schemaTypeInfo : DOMAttr, DOMElement
$server_info : mysqli
$server_version : mysqli
$severity : ErrorException
$since : Deprecated
$specified : Dom\Attr, DOMAttr
$sqlstate : mysqli, mysqli_sql_exception, mysqli_stmt, mysqli_warning
$standalone : DOMDocument
$start : DatePeriod, Range
$staticIntProp : _ZendTestClass
$status : ZipArchive
$statusSys : ZipArchive
$stream : php_user_filter
$strictErrorChecking : DOMDocument
$substitutedNodeValue : Dom\Element
$substituteEntities : DOMDocument
$systemId : Dom\DocumentType, Dom\Entity, Dom\Notation, DOMDocumentType, DOMEntity, DOMNotation
$tagName : Dom\Element, DOMElement
$target : Dom\ProcessingInstruction, DOMProcessingInstruction
$temp : Extract_Phar
$testProp : ZendAttributeTest
$text : PhpToken
$textContent : Dom\Node, DOMNode
$thread_id : mysqli
$title : Dom\Document
$type : mysqli_result, tidyNode
$unset : DimensionHandlersNoArrayAccess
$URL : Dom\Document
$validateOnParse : DOMDocument
$value : BcMath\Number, Dom\Attr, Dom\TokenList, DOMAttr, tidy, tidyNode, XMLReader
$valueretrieval : SNMP
$version : DOMDocument, DOMEntity
$warning_count : mysqli
$wholeText : Dom\Text, DOMText
$write : DimensionHandlersNoArrayAccess
$xmlEncoding : Dom\XMLDocument, DOMDocument
$xmlLang : XMLReader
$xmlStandalone : Dom\XMLDocument, DOMDocument
$xmlVersion : Dom\XMLDocument, DOMDocument