JSON Delete an Object
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JSON Delete Object from Array
Use Array.splice() inbuilt javascript method to delete a specific object from an array.
In the following example, we will delete the second object from an array (data) by using Array.splice() inbuilt javascript method.
Example
HTML Editor
<!DOCTYPE html>
<html lang="en-US">
<body>
<h1>JSON Deleting an Object</h1>
<button onclick="myFunction()">Click Me</button>
<script>
var data = [
{
"name": "Mike",
"age": 36
},
{
"name": "Jack",
"age": 28
},
]
function myFunction(){
// Delete jack (object) from data
data.splice(1, 1);
console.log(data);
}
</script>
</body>
</html>
Syntax
arrObj.splice(startIndex, deleteCount);
Parameter Values
| Value | Explan |
|---|---|
| startIndex | Specifies the position at which the element to be removed. A negative index can be used to specifies the position from reverse order i.e., from right to left. If omitted, the default value is '0'. |
| deleteCount | Specifies the number of items to be removed. If deleteCount is 0 or negative, no elements are removed. If omitted, the default value is the 'length of an array' - 'startIndex'. |
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