09/06/20 18:57:14 5B8ttlIS0
>>250
<html>
<head>
<script type="text/javascript">
function inverse(){
var text = document.getElementById('textarea').value;
if(text != ''){
document.getElementById('textarea').value = text.split('\n').reverse().join('\n');
}
}
</script>
</head>
<body>
<textarea id="textarea" rows="16" cols="80"></textarea><br>
<input type="submit" value="反転" onClick="inverse()">
</body>
</html>