jQuery 수업

jQuery-15(add적용 - before(), after())

줄라이퍼스트 2020. 2. 20. 00:01

※  1. add적용-before(), after()

 

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
    <script>
        $(document).ready(function(){

            $("#btn1").click(function(){
                $("img").before("<b>Before</b>");
            });

            $("#btn2").click(function(){
                $("img").after("<i>After</i>");
            });

        });
    </script>

</head>
<body>

    <img src="img2.jpg" alt="jQuery" width="300" height="300"><br><br>
    <button id="btn1">Insert before</button>
    <button id="btn2">Insert after</button>

</body>
</html>

 

※ 1. 실행화면

 

실행화면1 - 클릭하시면 자세히 볼 수 있습니다.

 

※  2. add적용-afeter(text)

 

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
    <script>
    function afterText() {
        var txt1 = "<b>I </b>";           
        var txt2 = $("<i></i>").text("love ");  
        var txt3 = document.createElement("b");   
        txt3.innerHTML = "jQuery!";
        $("img").after(txt1, txt2, txt3);    
    }
</script>
    </script>

</head>
<body>

    <img src="img2.jpg" alt="jQuery" width="300" height="300">

    <p>Click the button to insert text after the image.</p>
    
    <button onclick="afterText()">Insert after</button>

</body>
</html>

 

 

※ 2. 실행화면

 

실행화면2 - 클릭하시면 자세히 볼 수 있습니다.

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