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# fnTools
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Simple functional functions common to any development in Typescript or JavaScript.
- **inc**: Increase the value of a `number` .
- **dec**: Decrease the value of a `number` .
- **range**: Returns an array with a sequence.
- **uniqValuesArray**: Creates a duplicate-free version of an array.
- **cloneJSON**: Clone JSON.
- **updateJSON**: Returns a JSON with an updated value.
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- **getRandom**: Returns a random number from a range, with an optional number of decimal places.
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- **deleteArrayElementByIndex**: Returns a copy of the array by removing one position by index.
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- **getIndexOfFileList**: Returns the index of an Array of Files from its name. If there are multiple files with the same name, the last one will be returned.
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## Example
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```javascript
import * as fn from 'fnTools.js';
fn.getRandom(0, 6);
// 2
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fn.range(4);
// [0, 1, 2, 3, 4]
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```
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## CDN
```html
< script type = "module" src = "https://cdn.jsdelivr.net/gh/tanrax/fn-js/dist/fnTools.min.js" > < / script >
```
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## Compile
Install Typescript
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```shell
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npm install -g typescript
```
And build.
```shell
make build
````
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Check 'dist' folder.