# Universal Topological Sort
## Supports both JavaScript/TypeScript and HTML imports
[](https://www.jsdelivr.com/package/npm/u-toposort)
## JavaScript/TypeScript import example
### installation
```bash
npm install u-toposort
```
### Using `import`
```typescript
import toposort from 'u-toposort';
const edges: [number, number][] = [
[1, 2],
[2, 3],
];
console.log(toposort(edges));
// [1, 2, 3]
```
### Using `require`
```javascript
const toposort = require('u-toposort');
const edges: [string, string][] = [
['1', '2'],
['2', '3'],
];
console.log(toposort(edges));
// ['1', '2', '3']
```
## HTML import example
```html
```
## API
this module only export `toposort` function (and as default). Here is its
function signature:
```typescript
function toposort(edges: [N, N][]): N[];
```
## Reference
- https://www.geeksforgeeks.org/topological-sorting-indegree-based-solution/