Element querySelector() Method - Change the color of paragraph element in a <div> element: - Javascript DOM

Javascript examples for DOM:Element querySelector

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Description

Element querySelector() Method - Change the color of paragraph element in a <div> element:

Demo Code

ResultView the demo in separate window 

<!DOCTYPE html>
<html>
<head>
<style>
#myDIV {/*from  w  ww  .j a  v  a  2 s  .co m*/
    border: 1px solid black;
    margin: 5px;
}
</style>
</head>
<body>

<div id="myDIV">
  <p>This is a p element in div.</p>
  <p>This is also a p element in div.</p>
</div>

<button onclick="myFunction()">Test</button>

<script>
function myFunction() {
    var x = document.getElementById("myDIV").querySelectorAll("p");
    x[0].style.backgroundColor = "red";
}
</script>

</body>
</html>

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