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JS Textarea select() Method 代码全选输入框

Aug 16, 202216 min read

<!DOCTYPE html>
<html>
<body>

Address:<br>
<textarea id="myTextarea">
342 Alvin Road
Ducksburg</textarea>

<p>Click the button to select the content of the text area.</p>

<button type="button" onclick="myFunction()">Try it</button>

<script>
function myFunction() {
  document.getElementById("myTextarea").select();
}
</script>

</body>
</html>