JavaScript/JavaScript_Dynamic_Web_With_DOM/Get_Element_By_className.html at master · TheShubham-K/JavaScript · GitHub

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<!DOCTYPE html>
<htmllang="en">

<head>
<metacharset="UTF-8" />
<metaname="viewport" content="width=device-width, initial-scale=1.0" />
<title>&#x1F3F4;&#x200D;&#x2620;&#xFE0F; Complete Javascripts Course</title>
<linkhref="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css" rel="stylesheet"
integrity="sha384-Vkoo8x4CGsO3+Hhxv8T/Q5PaXtkKtu6ug5TOeNV6gBiFeWPGFN9MuhOf23Q9Ifjh" crossorigin="anonymous" />
<style>
 .highlight {
background-color: yellow;
 }
</style>
</head>

<body>
<br/>
<br/>
<center>
<!-- <input type="text" id="item"> -->
<br/>
<divid="wrapper">&#x1F4C3; &#x1F3EA; 👾</div>
<br/>
<formname="myForm">
<inputtype="url" id="url" name="url" class="highlight" />
<inputtype="text" id="first" name="first" />
<inputtype="text" id="last" name="last" />
<br/><br/>
<textareaname="output" class="highlight" cols="100" rows="10"></textarea>
<br/><br/>
<divid="another">
 Parent
<divid="one">Test 1</div>
<divid="two" class="highlight">Test 2</div>
<divid="three">Test 3</div>
<divid="four">Test 4</div>
<divid="five" class="highlight">Test 5</div>
<divid="six">Test 6</div>
<divid="seven">Test 7</div>
<divid="eight" class="highlight">Test 8</div>
</div>
<inputonclick="myFun1()" type="button" class="btn btn-outline-secondary" value="Click Here" id="btn1" />
</form>
</center>
<script>
varoutput=document.getElementById("wrapper");
// var divList = document.getElementsByTagName("div");
varhighlightList=document.getElementsByClassName("highlight");
// divList[7].innerHTML = "Welcome to my Website";

functionmyFun1(){
varhtml="<h1>Div List</h1>";
for(varx=0;x<highlightList.length;x++){
if(highlightList[x].innerText){
html+=highlightList[x].innerText+"<br>";
}elseif(highlightList[x].value){
html+=highlightList[x].value+"<br>";
}
}
output.innerHTML=html;
}
</script>

<scriptsrc="https://code.jquery.com/jquery-3.5.0.js"
integrity="sha256-r/AaFHrszJtwpe+tHyNi/XCfMxYpbsRg2Uqn0x3s2zc=" crossorigin="anonymous"></script>
<scriptsrc="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/js/bootstrap.min.js"></script>
<scriptsrc="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/js/bootstrap.bundle.min.js"></script>
</body>

</html>