Final
This commit is contained in:
RobinNixon
2020-12-10 13:50:02 +00:00
parent ec6f6b8d61
commit 3aeeb4477e
847 changed files with 0 additions and 0 deletions
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Unique keys</title>
<script src='react.development.js' ></script>
<script src='react-dom.development.js'></script>
<script src="babel.min.js"> </script>
<script type="text/babel">
var uniqueId = 0
const cats = ['lion', 'tiger', 'cheetah', 'lynx']
const listofCats = cats.map((cat) => <li key={uniqueId++}>{uniqueId + ' ' + cat}</li>)
doRender(<ul>{listofCats}</ul>, 'display')
function doRender(elem, dest)
{
ReactDOM.render(elem, document.getElementById(dest))
}
</script>
</head>
<body>
<div id='display' style='font-family:monospace'></div>
</body>
</html>