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<h1 id="function-bin">Function bin <a href="#function-bin" title="Permalink">#</a></h1>

Format a number as binary.


<h2 id="syntax">Syntax <a href="#syntax" title="Permalink">#</a></h2>

```js
math.bin(value)
```

<h3 id="parameters">Parameters <a href="#parameters" title="Permalink">#</a></h3>

Parameter | Type | Description
--------- | ---- | -----------
`value` | number | Value to be stringified
`wordSize` | number | Optional word size (see `format`)

<h3 id="returns">Returns <a href="#returns" title="Permalink">#</a></h3>

Type | Description
---- | -----------
string | The formatted value


<h2 id="examples">Examples <a href="#examples" title="Permalink">#</a></h2>

```js
//the following outputs "0b10"
math.bin(2)
```


<h2 id="see-also">See also <a href="#see-also" title="Permalink">#</a></h2>

[oct](oct.html),
[hex](hex.html)