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JS: Sort array of objects highest to lowest by key value of the object

lets say I have the following:

let a = [
{"a": 25},
{"a": 11},
{"a": 34}
];

how can I sort this so that the result would be:

let a = [
{"a": 34},
{"a": 25},
{"a": 11}
];

basically highest to lowest

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Thank you 🙂

>Solution :

a.sort((a, b) => b.a - a.a)
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