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

Unary plus operation.
Boolean values and strings will be converted to a number, numeric values will be returned as is.

For matrices, the function is evaluated element wise.


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

```js
math.unaryPlus(x)
```

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

Parameter | Type | Description
--------- | ---- | -----------
`x` | number &#124; BigNumber &#124; bigint &#124; Fraction &#124; string &#124; Complex &#124; Unit &#124; Array &#124; Matrix |  Input value

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

Type | Description
---- | -----------
number &#124; BigNumber &#124; bigint &#124; Fraction &#124; Complex &#124; Unit &#124; Array &#124; Matrix |  Returns the input value when numeric, converts to a number when input is non-numeric.


<h3 id="throws">Throws <a href="#throws" title="Permalink">#</a></h3>

Type | Description
---- | -----------


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

```js
math.unaryPlus(3.5)      // returns 3.5
math.unaryPlus(1)     // returns 1
```


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

[unaryMinus](unaryMinus.html),
[add](add.html),
[subtract](subtract.html)