JavaScript document.caretRangeFromPoint() Method
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JavaScript document.caretRangeFromPoint() Method
The document.caretRangeFromPoint() method returns a Range object for the document fragment under the specified coordinates.
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body onclick="myFunction(event)">
<p>click anywhere within this paragraph.</p>
<script>
function myFunction(e){
var range = document.caretRangeFromPoint(e.clientX, e.clientY);
console.log(range);
}
</script>
</body>
</html>
Syntax
document.caretRangeFromPoint(x, y)
Parameter Values
| Value | Type | Explanation |
|---|---|---|
| x | Required | A horizontal position within the current viewport. |
| y | Required | A vertical position within the current viewport. |
Get Text under the Specified Coordinates
In the following example, we will get the text under the specified coordinates when the user clicks the paragraph.
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body onclick="myFunction(event)">
<p>Click anywhere within this paragraph.</p>
<p id="point"></p>
<script>
var x = document.getElementById("point");
var txt = document.getElementsByTagName("p")[0].innerText;
var len = txt.length;
function myFunction(e){
var range = document.caretRangeFromPoint(e.clientX, e.clientY);
var start = txt.substring(range.startOffset, len);
x.innerHTML = "<strong>Range:</strong> " + start;
}
</script>
</body>
</html>
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