JSON Delete a Key from an object
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JSON Deleting Keys from the object
In the following example, we will delete keys (married and partner) from the first object in an array (data) by using JSON's dot notation and bracket notation.
Example
HTML Editor
<!DOCTYPE html>
<html lang="en-US">
<body>
<h1>JSON Deleting a Key from the object</h1>
<button onclick="myFunction()">Click Me</button>
<script>
var data = [
{
"name": "Mike",
"age": 36,
"married": true,
"partner": "Jade"
}
]
function myFunction(){
// Deleting a key (married) from the first object by using dot notation
delete data[0].married;
// Deleting a key (partner) from the first object by using bracket notation
delete data[0]["partner"];
console.log(data);
}
</script>
</body>
</html>
Syntax
delete obj.key;
//or
delete obj["key"];
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