How to use EvalOnNewDocument method of rod Package

Best Rod code snippet using rod.EvalOnNewDocument

browser.go

Source:browser.go

...29	if b.pageURLMatch, err = regexp.Compile(options.PageMatch); err != nil {30		return nil, errors.WithStack(err)31	}32	for _, p := range b.MatchedPages() {33		if _, err := p.EvalOnNewDocument(js.Bypass); err != nil {34			return nil, err35		}36		if _, err := p.EvalOnNewDocument(js.Underscore); err != nil {37			return nil, err38		}39		initJS := strings.ReplaceAll(js.Init, "{{{ANOTHERPROXY_API_URL}}}", options.RestAddr)40		if _, err := p.EvalOnNewDocument(initJS); err != nil {41			return nil, err42		}43		if err := b.reloadPage(p, 2); err != nil {44			return nil, err45		}46	}47	go func() {48		defer func() {49			if err := recover(); err != nil {50				logrus.WithField("panic", err).Error("Periodic page flush fail")51			}52		}()53		ticker := time.NewTicker(10 * time.Second)54		for {...

analyzer.go

Source:analyzer.go

...11var CssPathScript string12type DemoAnalyzer struct {13}14func (a *DemoAnalyzer) Analyze(page *rod.Page, url string) {15	page.EvalOnNewDocument(FillerScript)16	page.EvalOnNewDocument(CssPathScript)17	proto.PageAddScriptToEvaluateOnNewDocument{18		Source:                DemoScript,19		IncludeCommandLineAPI: true,20	}.Call(page)21	if err := page.Navigate(url); err != nil {22		log.Println("[ERROR]", "Navigate | Failed:", err)23		return24	}25	page.MustWaitLoad()26	proto.RuntimeEvaluate{27		Expression:            "analyzer.analyze(0)",28		AwaitPromise:          true,29		IncludeCommandLineAPI: true,30	}.Call(page)...

EvalOnNewDocument

Using AI Code Generation

1import (2func main() {3	l := launcher.New().Headless(false)4	defer l.Cleanup()5	browser := rod.New().ControlURL(l).Connect()6	utils.E(page.WaitLoad())7	_, err := page.EvalOnNewDocument(`()=>{console.log("Hello World")}`)8	utils.E(err)9	time.Sleep(10 * time.Second)10}

EvalOnNewDocument

Using AI Code Generation

1import (2func main() {3	browser := rod.New().Connect()4	page.EvalOnNewDocument(`() => {5		Object.defineProperty(navigator, 'webdriver', {6			get: () => false,7		})8	}`)9	page.WaitLoad()10	page.WaitLoad()11	ua := page.Eval(`() => navigator.userAgent`).String()12	fmt.Println("User Agent:", ua)13	page.Close()14}

EvalOnNewDocument

Using AI Code Generation

1import (2func main() {3	l := launcher.New().Bin("C:\\Program Files (x86)\\Google\\Chrome\\Application\\chrome.exe").Headless(false).MustLaunch()4	defer l.Kill()5	browser := rod.New().ControlURL(l).MustConnect()6	defer browser.Close()7	page.MustEvalOnNewDocument(`document.body.style.backgroundColor = "red";`)8	fmt.Println("Done")9}

EvalOnNewDocument

Using AI Code Generation

1import (2func main() {3	browser := rod.New().ControlURL(launcher.New().MustLaunch()).MustConnect()4	defer browser.MustClose()5	page.MustEvalOnNewDocument("() => alert('hello world')")6	page.MustWaitAlert()7}8import (9func main() {10	browser := rod.New().ControlURL(launcher.New().MustLaunch()).MustConnect()11	defer browser.MustClose()12	page.MustEvalOnNewDocument("() => alert('hello world')")13	page.MustWaitAlert()14}15import (16func main() {17	browser := rod.New().ControlURL(launcher.New().MustLaunch()).MustConnect()18	defer browser.MustClose()19	page.MustEvalOnNewDocument("() => alert('hello world')")20	page.MustWaitAlert()21}22import (23func main() {24	browser := rod.New().ControlURL(l

EvalOnNewDocument

Using AI Code Generation

1import (2func main() {3	browser := rod.New().MustConnect()4	page.MustEvalOnNewDocument(`() => {5		Object.defineProperty(navigator, 'webdriver', {6			get: () => false,7		})8	}`)9	page.MustElement("input[name=q]").MustInput("rod").MustPress("Enter")10	fmt.Println(page.MustElements("h3").MustTexts())11}12import (13func main() {14	browser := rod.New().MustConnect()15	page.MustEvalOnNewDocument(`() => {16		Object.defineProperty(navigator, 'webdriver', {17			get: () => false,18		})19	}`)20	page.MustElement("input[name=q]").MustInput("rod").MustPress("Enter")21	fmt.Println(page.MustElements("h3").MustTexts())22}23import (24func main() {25	browser := rod.New().MustConnect()26	page.MustEvalOnNewDocument(`() => {27		Object.defineProperty(navigator, 'webdriver', {28			get: () => false,29		})30	}`)31	page.MustElement("input[name=q]").MustInput("rod").MustPress("Enter")32	fmt.Println(page.MustElements("h3").MustTexts())33}

EvalOnNewDocument

Using AI Code Generation

1import (2func main() {3	executablePath := launcher.NewUserMode().MustLaunch()4	fmt.Println("Executable Path: ", executablePath)5	browser := rod.New().ControlURL(executablePath).MustConnect()6	page.MustEvalOnNewDocument(`document.body.style.backgroundColor = "red";`)7	page.MustWaitLoad()8	browser.MustClose()9}

EvalOnNewDocument

Using AI Code Generation

1import (2func main() {3	browser := rod.New().EvalOnNewDocument(`() => {4		Object.defineProperty(navigator, 'userAgent', {5			get: () => 'Googlebot',6		})7	}`).MustConnect()8	fmt.Println(page.MustEval(`navigator.userAgent`).String())9}

EvalOnNewDocument

Using AI Code Generation

1import (2func main() {3	browser := rod.New().ControlURL(launcher.New().MustLaunch()).MustConnect()4	page.MustEvalOnNewDocument(`() => {5		const getInnerText = (selector) => {6			return document.querySelector(selector).innerText7		}8	}`)9	text := page.MustEval(`() => {10		return getInnerText('#output')11	}`).String()12	fmt.Println(text)13}

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