htmlquery

package

v0.0.0-...-ad5b8c7 Latest Latest Go to latest Published: May 15, 2018 License: MIT Imports: 7 Imported by: 18

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Repository

github.com/antchfx/xquery

Links

Open Source Insights

Documentation ¶

Overview ¶

Package htmlquery provides extract data from HTML documents using XPath expression.

Index ¶

func Find(top *html.Node, expr string) []*html.Node
func FindEach(top *html.Node, expr string, cb func(int, *html.Node))
func FindOne(top *html.Node, expr string) *html.Node
func InnerText(n *html.Node) string
func LoadURL(url string) (*html.Node, error)
func OutputHTML(n *html.Node, self bool) string
func Parse(r io.Reader) (*html.Node, error)
func SelectAttr(n *html.Node, name string) (val string)
type NodeNavigator
- func CreateXPathNavigator(top *html.Node) *NodeNavigator

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func Find ¶

func Find(top *html.Node, expr string) []*html.Node

Find searches the html.Node that matches by the specified XPath expr.

func FindEach ¶

func FindEach(top *html.Node, expr string, cb func(int, *html.Node))

FindEach searches the html.Node and calls functions cb.

func FindOne ¶

func FindOne(top *html.Node, expr string) *html.Node

FindOne searches the html.Node that matches by the specified XPath expr, and returns first element of matched html.Node.

func InnerText ¶

func InnerText(n *html.Node) string

InnerText returns the text between the start and end tags of the object.

func LoadURL ¶

func LoadURL(url string) (*html.Node, error)

LoadURL loads the HTML document from the specified URL.

func OutputHTML ¶

func OutputHTML(n *html.Node, self bool) string

OutputHTML returns the text including tags name.

func Parse ¶

func Parse(r io.Reader) (*html.Node, error)

Parse returns the parse tree for the HTML from the given Reader.

func SelectAttr ¶

func SelectAttr(n *html.Node, name string) (val string)

SelectAttr returns the attribute value with the specified name.

Types ¶

type NodeNavigator ¶

type NodeNavigator struct {
	// contains filtered or unexported fields
}

func CreateXPathNavigator ¶

func CreateXPathNavigator(top *html.Node) *NodeNavigator

CreateXPathNavigator creates a new xpath.NodeNavigator for the specified html.Node.

func (*NodeNavigator) Copy ¶

func (h *NodeNavigator) Copy() xpath.NodeNavigator

func (*NodeNavigator) Current ¶

func (h *NodeNavigator) Current() *html.Node

func (*NodeNavigator) LocalName ¶

func (h *NodeNavigator) LocalName() string

func (*NodeNavigator) MoveTo ¶

func (h *NodeNavigator) MoveTo(other xpath.NodeNavigator) bool

func (*NodeNavigator) MoveToChild ¶

func (h *NodeNavigator) MoveToChild() bool

func (*NodeNavigator) MoveToFirst ¶

func (h *NodeNavigator) MoveToFirst() bool

func (*NodeNavigator) MoveToNext ¶

func (h *NodeNavigator) MoveToNext() bool

func (*NodeNavigator) MoveToNextAttribute ¶

func (h *NodeNavigator) MoveToNextAttribute() bool

func (*NodeNavigator) MoveToParent ¶

func (h *NodeNavigator) MoveToParent() bool

func (*NodeNavigator) MoveToPrevious ¶

func (h *NodeNavigator) MoveToPrevious() bool

func (*NodeNavigator) MoveToRoot ¶

func (h *NodeNavigator) MoveToRoot()

func (*NodeNavigator) NodeType ¶

func (h *NodeNavigator) NodeType() xpath.NodeType

func (*NodeNavigator) Prefix ¶

func (*NodeNavigator) Prefix() string

func (*NodeNavigator) String ¶

func (h *NodeNavigator) String() string

func (*NodeNavigator) Value ¶

func (h *NodeNavigator) Value() string

Source Files ¶

View all Source files

query.go

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