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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
</head>
<body>

<div id="ptest1">
    <p>kimchulsu</p>
</div>
<p id="ptest2">hello.</p>

<input type="button" name="btn-test" id="btn-test" value="¸¶À̹öÆ° Å×½ºÆ®" />


<script type="text/javascript">

$("#ptest1").html("<h2>³ª¾ß³ª.</h2>");
$("#ptest2").text("mymy");

$("#btn-test").on("click", function () {
    do_test();
    console.log("objs=", objs);
});

function do_test(){
   alert("btn-test Ŭ¸¯");
}

</script>
</body>

</html>

jqery ÀÓÆ÷Æ® Çϱâ

<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>

¹öÆ° Ãß°¡

html¿¡¼­´Â ´ÙÀ½°ú °°ÀÌ Ãß°¡ ÇÑ´Ù.

<input type="button" name="btn-test" id="btn-test" value="¸¶À̹öÆ° Å×½ºÆ®" />

jquery ÄÚµå´Â ´ÙÀ½°ú °°ÀÌ Ãß°¡ ÇÑ´Ù.

$("#btn-test").on("click", function () {
    do_test();
    console.log("objs=", objs);
});

function do_test(){
   alert("btn-test Ŭ¸¯");
}

.html() ¸Þ¼Òµå

ÇØ´ç ¿ä¼ÒÀÇ ³»¿ëÀ» ¹ÝȯÇϰųª ¿ä¼Ò³»ÀÇ ³»¿ëÀ» º¯°æÇÑ´Ù.

º¯°æÀü html ÄÚµå

<div id="ptest1">

    <p>kimchulsu</p>
</div>

jquery ÄÚµå

$("#ptest1").html("<h2>³ª¾ß³ª.</h2>");

º¯°æÈÄ html ÄÚµå

<div id="ptest1">
    <h2>³ª¾ß ³ª.</h2>
</div>

.text() ¸Þ¼Òµå

ÇØ´ç ¿ä¼ÒÀÇ ³»¿ëÀ» º¯°æÇÑ´Ù.

º¯°æÀü html ÄÚµå

<p id="ptest2">hello.</p>

jquery ÄÚµå

$("#ptest2").text("mymy");

º¯°æÈÄ html ÄÚµå

<p id="ptest2">mymy</p>

Âü°í)
.html() , .text() ¸Þ¼Òµå
https: //www.devkuma.com/docs/jquery/¿ä¼ÒÀÇ-³»ºÎ-º¯°æ-html--text-/

¿ä¼Ò³»ÀÇ html ÄÚµå º¯°æ .html() ÀÚ¼¼ÇÏ°Ô ¼³¸í
https: //bskyvision.com/entry/jquery-html-¸Þ¼­µå

Ajax¸¦ Ç°Àº jQuery
https://www.nextree.co.kr/p4771/