How to use First method of html Package

Best K6 code snippet using html.First

node_test.go

Source:node_test.go

...16	}17	if err := checkNodeConsistency(n); err != nil {18		return err19	}20	for c := n.FirstChild; c != nil; c = c.NextSibling {21		if err := checkTreeConsistency1(c, depth+1); err != nil {22			return err23		}24	}25	return nil26}27// checkNodeConsistency checks that a node's parent/child/sibling relationships28// are consistent.29func checkNodeConsistency(n *Node) error {30	if n == nil {31		return nil32	}33	nParent := 034	for p := n.Parent; p != nil; p = p.Parent {35		nParent++36		if nParent == 1e4 {37			return fmt.Errorf("html: parent list looks like an infinite loop")38		}39	}40	nForward := 041	for c := n.FirstChild; c != nil; c = c.NextSibling {42		nForward++43		if nForward == 1e6 {44			return fmt.Errorf("html: forward list of children looks like an infinite loop")45		}46		if c.Parent != n {47			return fmt.Errorf("html: inconsistent child/parent relationship")48		}49	}50	nBackward := 051	for c := n.LastChild; c != nil; c = c.PrevSibling {52		nBackward++53		if nBackward == 1e6 {54			return fmt.Errorf("html: backward list of children looks like an infinite loop")55		}56		if c.Parent != n {57			return fmt.Errorf("html: inconsistent child/parent relationship")58		}59	}60	if n.Parent != nil {61		if n.Parent == n {62			return fmt.Errorf("html: inconsistent parent relationship")63		}64		if n.Parent == n.FirstChild {65			return fmt.Errorf("html: inconsistent parent/first relationship")66		}67		if n.Parent == n.LastChild {68			return fmt.Errorf("html: inconsistent parent/last relationship")69		}70		if n.Parent == n.PrevSibling {71			return fmt.Errorf("html: inconsistent parent/prev relationship")72		}73		if n.Parent == n.NextSibling {74			return fmt.Errorf("html: inconsistent parent/next relationship")75		}76		parentHasNAsAChild := false77		for c := n.Parent.FirstChild; c != nil; c = c.NextSibling {78			if c == n {79				parentHasNAsAChild = true80				break81			}82		}83		if !parentHasNAsAChild {84			return fmt.Errorf("html: inconsistent parent/child relationship")85		}86	}87	if n.PrevSibling != nil && n.PrevSibling.NextSibling != n {88		return fmt.Errorf("html: inconsistent prev/next relationship")89	}90	if n.NextSibling != nil && n.NextSibling.PrevSibling != n {91		return fmt.Errorf("html: inconsistent next/prev relationship")92	}93	if (n.FirstChild == nil) != (n.LastChild == nil) {94		return fmt.Errorf("html: inconsistent first/last relationship")95	}96	if n.FirstChild != nil && n.FirstChild == n.LastChild {97		// We have a sole child.98		if n.FirstChild.PrevSibling != nil || n.FirstChild.NextSibling != nil {99			return fmt.Errorf("html: inconsistent sole child's sibling relationship")100		}101	}102	seen := map[*Node]bool{}103	var last *Node104	for c := n.FirstChild; c != nil; c = c.NextSibling {105		if seen[c] {106			return fmt.Errorf("html: inconsistent repeated child")107		}108		seen[c] = true109		last = c110	}111	if last != n.LastChild {112		return fmt.Errorf("html: inconsistent last relationship")113	}114	var first *Node115	for c := n.LastChild; c != nil; c = c.PrevSibling {116		if !seen[c] {117			return fmt.Errorf("html: inconsistent missing child")118		}119		delete(seen, c)120		first = c121	}122	if first != n.FirstChild {123		return fmt.Errorf("html: inconsistent first relationship")124	}125	if len(seen) != 0 {126		return fmt.Errorf("html: inconsistent forwards/backwards child list")127	}128	return nil129}...

First

Using AI Code Generation

1import (2func main() {3	doc, err := html.Parse(os.Stdin)4	if err != nil {5		fmt.Fprintf(os.Stderr, "findlinks1: %v\n", err)6		os.Exit(1)7	}8	fmt.Println("The first link in the document is: ", First(doc, "a"))9}10func First(doc *html.Node, tag string) string {11	var f func(*html.Node, string) string12	f = func(n *html.Node, tag string) string {13		if n.Type == html.ElementNode && n.Data == tag {14		}15		for c := n.FirstChild; c != nil; c = c.NextSibling {16			if r := f(c, tag); r != "" {17			}18		}19	}20	return f(doc, tag)21}

First

Using AI Code Generation

1import (2func main() {3	doc, err := html.Parse(os.Stdin)4	if err != nil {5		fmt.Fprintf(os.Stderr, "first: %v\n", err)6		os.Exit(1)7	}8	fmt.Println("The first element is\n", First(doc))9}10func First(doc *html.Node) *html.Node {11	var f func(*html.Node) *html.Node12	f = func(n *html.Node) *html.Node {13		if n == nil {14		}15		if n.Type == html.ElementNode {16		}17		return f(n.NextSibling)18	}19	return f(doc.FirstChild)20}

First

Using AI Code Generation

1import (2func main() {3 if err != nil {4 log.Fatal(err)5 }6 fmt.Println(doc.Find("title").First().Text())7}

First

Using AI Code Generation

1import (2func main() {3	doc, err := html.Parse(os.Stdin)4	if err != nil {5		fmt.Fprintf(os.Stderr, "Error in parsing html file: %v\n", err)6		os.Exit(1)7	}8	fmt.Println("First element in the html file is: ", First(doc))9}10func First(doc *html.Node) *html.Node {11	if doc == nil {12	}13	if doc.Type == html.ElementNode {14	}15	for c := doc.FirstChild; c != nil; c = c.NextSibling {16		return First(c)17	}18}

First

Using AI Code Generation

1import (2func main() {3	doc, err := html.Parse(os.Stdin)4	if err != nil {5		fmt.Fprintf(os.Stderr, "1.go: %v\n", err)6		os.Exit(1)7	}8	fmt.Println(First(doc, "a"))9	fmt.Println(First(doc, "b"))10	fmt.Println(First(doc, "c"))11}12func First(doc *html.Node, id string) *html.Node {13	return forEachNode(doc, id, startElement, endElement)14}15func forEachNode(n *html.Node, id string, pre, post func(n *html.Node, id string) bool) *html.Node {16	if pre != nil {17		if pre(n, id) {18		}19	}20	for c := n.FirstChild; c != nil; c = c.NextSibling {21		if forEachNode(c, id, pre, post) != nil {22		}23	}24	if post != nil {25		if post(n, id) {26		}27	}28}29func startElement(n *html.Node, id string) bool {30	if n.Type == html.ElementNode {31		for _, a := range n.Attr {32			if a.Key == "id" && a.Val == id {33			}34		}35	}36}37func endElement(n *html.Node, id string) bool {38}

First

Using AI Code Generation

1import (2func main() {3	if err != nil {4		log.Fatal(err)5	}6	defer resp.Body.Close()7	body, err := ioutil.ReadAll(resp.Body)8	if err != nil {9		log.Fatal(err)10	}11	doc, err := html.Parse(resp.Body)12	if err != nil {13		log.Fatal(err)14	}15	fmt.Println("First method")16	fmt.Println(html.First(doc, func(n *html.Node) bool {17	}))18	fmt.Println("Find method")19	fmt.Println(html.Find(doc, func(n *html.Node) bool {20	}))21	fmt.Println("FindAll method")22	fmt.Println(html.FindAll(doc, func(n *html.Node) bool {23	}))24	fmt.Println("Body of the page")25	fmt.Println(string(body))26}

First

Using AI Code Generation

1import (2func main() {3	if len(os.Args) < 2 {4		fmt.Println("Please enter a url")5		os.Exit(1)6	}7	resp, err := http.Get(url)8	if err != nil {9		fmt.Println("Error getting url")10		os.Exit(1)11	}12	defer resp.Body.Close()13	body, err := ioutil.ReadAll(resp.Body)14	if err != nil {15		fmt.Println("Error reading response body")16		os.Exit(1)17	}18	doc, err := html.Parse(string(body))19	if err != nil {20		fmt.Println("Error parsing html")21		os.Exit(1)22	}23	fmt.Println(html.First(doc, html.IsTitle).FirstChild.Data)24}

First

Using AI Code Generation

1import "fmt"2import "html"3func main() {4 fmt.Println(s)5 fmt.Println(html.First(s))6}

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.