In this Article we will go through how to truncate a number at decimal only using single line of code in JavaScript.
This is a one-line JavaScript code snippet that uses one of the most popular ES6 features => `Arrow Function`

.

Let's define this short function:

```
const truncate = n => ~~n;
```

```
truncate(25.198726354); // 25
truncate(-25.198726354); // -25
```

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