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Rod
rod
ElementFromObject

How to use ElementFromObject method of rod Package

Best Rod code snippet using rod.ElementFromObject

page.go

Source:page.go

...509		return gson.New(nil), err510	}511	return res.Result.Value, nil512}513// ElementFromObject creates an Element from the remote object id.514func (p *Page) ElementFromObject(obj *proto.RuntimeRemoteObject) (*Element, error) {515	// If the element is in an iframe, we need the jsCtxID to inject helper.js to the correct context.516	id, err := p.jsCtxIDByObjectID(obj.ObjectID)517	if err != nil {518		return nil, err519	}520	pid, err := p.getJSCtxID()521	if err != nil {522		return nil, err523	}524	if id != pid {525		clone := *p526		clone.jsCtxID = &id527		p = &clone528	}529	return &Element{530		e:       p.e,531		ctx:     p.ctx,532		sleeper: p.sleeper,533		page:    p,534		Object:  obj,535	}, nil536}537// ElementFromNode creates an Element from the node, NodeID or BackendNodeID must be specified.538func (p *Page) ElementFromNode(node *proto.DOMNode) (*Element, error) {539	res, err := proto.DOMResolveNode{540		NodeID:        node.NodeID,541		BackendNodeID: node.BackendNodeID,542	}.Call(p)543	if err != nil {544		return nil, err545	}546	el, err := p.ElementFromObject(res.Object)547	if err != nil {548		return nil, err549	}550	// make sure always return an element node551	desc, err := el.Describe(0, false)552	if err != nil {553		return nil, err554	}555	if desc.NodeName == "#text" {556		el, err = el.Parent()557		if err != nil {558			return nil, err559		}560	}...

query.go

Source:query.go

...160	}161	if res.Subtype != proto.RuntimeRemoteObjectSubtypeNode {162		return nil, &ErrExpectElement{res}163	}164	return p.ElementFromObject(res)165}166// Elements returns all elements that match the css selector167func (p *Page) Elements(selector string) (Elements, error) {168	return p.ElementsByJS(evalHelper(js.Elements, selector))169}170// ElementsX returns all elements that match the XPath selector171func (p *Page) ElementsX(xpath string) (Elements, error) {172	return p.ElementsByJS(evalHelper(js.ElementsX, xpath))173}174// ElementsByJS returns the elements from the return value of the js175func (p *Page) ElementsByJS(opts *EvalOptions) (Elements, error) {176	res, err := p.Evaluate(opts.ByObject())177	if err != nil {178		return nil, err179	}180	if res.Subtype != proto.RuntimeRemoteObjectSubtypeArray {181		return nil, &ErrExpectElements{res}182	}183	defer func() { err = p.Release(res) }()184	list, err := proto.RuntimeGetProperties{185		ObjectID:      res.ObjectID,186		OwnProperties: true,187	}.Call(p)188	if err != nil {189		return nil, err190	}191	elemList := Elements{}192	for _, obj := range list.Result {193		if obj.Name == "__proto__" || obj.Name == "length" {194			continue195		}196		val := obj.Value197		if val.Subtype != proto.RuntimeRemoteObjectSubtypeNode {198			return nil, &ErrExpectElements{val}199		}200		el, err := p.ElementFromObject(val)201		if err != nil {202			return nil, err203		}204		elemList = append(elemList, el)205	}206	return elemList, err207}208// Search for the given query in the DOM tree until the result count is not zero, before that it will keep retrying.209// The query can be plain text or css selector or xpath.210// It will search nested iframes and shadow doms too.211func (p *Page) Search(query string) (*SearchResult, error) {212	sr := &SearchResult{213		page:    p,214		restore: p.EnableDomain(proto.DOMEnable{}),...

download.go

Source:download.go

...22		LogDebug("[pas, %s] not found invaild download links table", p.name)23		return nil, ERR_NOT_FOUND_LOCAL_DL_TABLE24	}25	LogDebug("[pas, %s] try to convert to element", p.name)26	return page.ElementFromObject(obj)27}28func (p *PASpider) GetRealDownloadUrl(href string) (string, error) {29	origin, err := p.GetLocationOrigin()30	if err != nil {31		return "", err32	}33	u := origin + href34	LogDebug("[pas, %s] original download url: %s", p.name, u)35	r := REXP_REDIRECT_DL_PATTERN.ReplaceAllString(u, `/redirect/`)36	LogDebug("[pas, %s] real download url: %s", p.name, r)37	return p.EncodeUrl(r)38}39func (p *PASpider) GetFirstDownloadUrl() (string, error) {40	dl, err := p.GetDownloadBox()...

ElementFromObject

Using AI Code Generation

1import (2func main() {3		Devtools(true)4	defer l.Cleanup()5	browser := rod.New().ControlURL(l.MustLaunch()).MustConnect()6	defer browser.MustClose()7	elem := page.ElementFromObject(&proto.DOMNode{8		BackendNodeID: proto.BackendNodeID(1),9	})10	elem.MustClick()11	utils.Pause()12}

ElementFromObject

Using AI Code Generation

1import (2func main() {3    browser := rod.New().Connect()4    input := page.Element("#lst-ib")5    inputFromObject := page.ElementFromObject(proto.DOMNode{6        NodeName: proto.String("INPUT"),7        Attributes: []*proto.NameValue{8            {Name: proto.String("name"), Value: proto.String("q")},9        },10    })11    fmt.Println(input == inputFromObject)12}

ElementFromObject

Using AI Code Generation

1import (2func main() {3	browser := rod.New().Connect()4	page := browser.Page("")5	box := page.Element("[name='q']")6	el := box.ElementFromObject(&proto.DOMQuerySelector{7	})8	text, _ := el.Text()9	fmt.Println(text)10}

ElementFromObject

Using AI Code Generation

1import (2func main() {3	browser := rod.New().ControlURL(launcher.New().MustLaunch()).MustConnect()4	input := page.MustElement("#lst-ib")5	input.MustInput("rod")6	page.MustElement("#tsf > div.tsf-p > div.jsb > center > input[type=\"submit\"]:nth-child(1)").MustClick()7	page.MustWaitLoad()8	title := page.MustElement("h3.LC20lb").MustText()9	fmt.Println(title)10	url := page.MustInfo().URL11	fmt.Println(url)12	value := input.MustProperty("value")13	fmt.Println(value)14	html := page.MustHTML()15	fmt.Println(html)16	page.MustScreenshot("screenshot.png")17	file, err := os.Open("screenshot.png")18	if err != nil {19		panic(err)20	}21	defer file.Close()22	browser.MustClose()

ElementFromObject

Using AI Code Generation

1import (2func main() {3	browser := rod.New().MustConnect()4	page.MustElement("input.gLFyf").MustInput("Rod Page")5	page.MustElement("input.gNO89b").MustClick()6	fmt.Println(page.MustElement("h1").MustText())7}

ElementFromObject

Using AI Code Generation

1import (2func main() {3    browser := rod.New().Connect()4    page.ElementFromObject("input").Input("rod")5    page.ElementFromObject("button").Click()6    fmt.Println(page.ElementFromObject("div").Text())7}

ElementFromObject

Using AI Code Generation

1import (2func main() {3	browser := rod.New().MustConnect()4	selector := "#tsf > div:nth-child(2) > div.A8SBwf > div.FPdoLc.VlcLAe > center > input.gNO89b"5	element := page.MustElementFromObject(selector)6	fmt.Println(element)7}8import (9func main() {10	browser := rod.New().MustConnect()11	selector := "#tsf > div:nth-child(2) > div.A8SBwf > div.FPdoLc.VlcLAe > center > input.gNO89b"12	element := page.MustElementFromObject(selector)13	element.MustElementFromObject(selector)14	fmt.Println(element)15}16import (17func main() {18	browser := rod.New().MustConnect()19	selector := "#tsf > div:nth-child(2) > div.A8SBwf > div.FPdoLc.VlcLAe > center > input.gNO89b"

ElementFromObject

Using AI Code Generation

1import (2func main() {3    b := rod.New().Connect()4    el := p.Element("input[name=q]")5    el.Input("Hello World!")6    el.Press("Enter")7    p.WaitLoad()8    fmt.Println(p.Title())9}10import (11func main() {12    b := rod.New().Connect()13    el := p.ElementFromString(`<input name="q" />`)14    el.Input("Hello World!")15    el.Press("Enter")16    p.WaitLoad()17    fmt.Println(p.Title())18}

ElementFromObject

Using AI Code Generation

1import (2func main() {3	browser := rod.New().Connect()4	searchBar := page.Element("#tsf > div:nth-child(2) > div > div.RNNXgb > div > div.a4bIc > input")5	searchButton := page.Element("#tsf > div:nth-child(2) > div > div.FPdoLc.VlcLAe > center > input.gNO89b")6	searchBar.Input("Hello World")7	searchButton.Click()8	page.WaitLoad()9	results := page.Elements(".g")10	for _, result := range results {11		fmt.Println(result.Text())12	}13	browser.Close()14}

ElementFromObject

Using AI Code Generation

1import (2func main() {3	browser := rod.NewBrowser()4	searchbox := page.ElementFromObject("name", "q")5	searchbox.Type("Rod Page Object")6	searchbutton := page.ElementFromObject("name", "btnG")7	searchbutton.Click()8	page.WaitLoad()9	results := page.ElementsFromObject("css", "h3.r a")10	for i := 0; i < len(results); i++ {11		fmt.Println(results[i].Text())12	}13}

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