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31 lines
850 B
HTML
31 lines
850 B
HTML
<!DOCTYPE html>
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<html>
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<body>
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<ul id="myList">
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<li>Coffee</li>
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<li>Tea</li>
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</ul>
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<p>Click the button to append an item to the end of the list.</p>
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<button onclick="myFunction()">Try it</button>
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<p><strong>Note:</strong><br>First create an LI node,<br> then create a Text node,<br> then append the Text node to the LI node.<br>Finally append the LI node to the list.</p>
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<script>
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function myFunction() {
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var node = document.createElement("LI");
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var textnode = document.createTextNode("Water");
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node.appendChild(textnode);
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document.getElementById("myList").appendChild(node);
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console.assert(document.getElementsByTagName("UL")[0].outerHTML === '<ul id="myList">\n <li>Coffee</li>\n <li>Tea</li>\n<li>Water</li></ul>', 'Water');
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}
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console.error('element.appendChild.html');
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myFunction();
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console.exit();
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</script>
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</body>
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</html>
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