mirror of
https://github.com/rkd77/elinks.git
synced 2024-12-04 14:46:47 -05:00
40 lines
878 B
HTML
40 lines
878 B
HTML
<!DOCTYPE html>
|
|
<html>
|
|
<head>
|
|
<style>
|
|
#myDIV {
|
|
border: 1px solid black;
|
|
}
|
|
</style>
|
|
</head>
|
|
<body>
|
|
|
|
<div id="myDIV">
|
|
<p>I am a p element inside div, and I have a <span id="mySPAN"><b>span</b></span> element inside of me.</p>
|
|
</div>
|
|
|
|
<span id="mySPAN2"><b>span</b></span>
|
|
<p>Click the button to find out if the div element contains a span element.</p>
|
|
|
|
<button onclick="myFunction()">Try it</button>
|
|
|
|
<p id="demo"></p>
|
|
|
|
<script>
|
|
function myFunction() {
|
|
var span = document.getElementById("mySPAN");
|
|
var span2 = document.getElementById("mySPAN2");
|
|
var div = document.getElementById("myDIV").contains(span);
|
|
var div2 = document.getElementById("myDIV").contains(span2);
|
|
console.assert(div, 'myDIV contains mySPAN');
|
|
console.assert(!div2, '!myDIV contains mySPAN2');
|
|
}
|
|
|
|
console.error('element.contains.html');
|
|
myFunction();
|
|
console.exit(0);
|
|
</script>
|
|
|
|
</body>
|
|
</html>
|