JavaScript document.createRange() Method
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JavaScript document.createRange() Method
The document.createRange() method returns a new Range object.
Note: Once a Range is created, you need to set its boundary points before you can make use of most of its methods.
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<p id="point">Click the button to remove this content.</p>
<button onclick="myFunction()">Remove content</button>
<script>
var x = document.getElementById("point");
function myFunction(){
var range = document.createRange();
range.selectNodeContents(x);
range.deleteContents();
}
</script>
</body>
</html>
Syntax
document.createRange()
Return Values
| Value | Explanation |
|---|---|
| Object | Returns a new Range object. |
Deleting First Character
In the following example, we will delete the first character in the paragraph whenever the button is clicked.
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<p id="point">Delete the first character from this paragraph.</p>
<button onclick="myFunction()">Click Me</button>
<script>
var x = document.getElementById("point");
function myFunction() {
var textNode = x.firstChild;
if(textNode.data.length > 1) {
var range = document.createRange();
range.setStart (textNode, 0);
range.setEnd (textNode, 1);
range.deleteContents();
}
}
</script>
</body>
</html>
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