rc-js-util/docs/rc-js-util.stringconcat2.md

A collection of TS and C++ utilities to help writing performant and correct applications, achieved through strict typing and (removable) invariant checking.

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## stringConcat2() function

Like concat but for only 2 parameters (yes it's dumb, but it can be a lot faster for lots of small joins).

**Signature:**

```typescript
export declare function stringConcat2(a: string, b: string, sep?: string): string;
```

## Parameters

<table><thead><tr><th>

Parameter


</th><th>

Type


</th><th>

Description


</th></tr></thead>
<tbody><tr><td>

a


</td><td>

string


</td><td>


</td></tr>
<tr><td>

b


</td><td>

string


</td><td>


</td></tr>
<tr><td>

sep


</td><td>

string


</td><td>

_(Optional)_


</td></tr>
</tbody></table>
**Returns:**

string

## Remarks

See [stringConcat2()](./rc-js-util.stringconcat2.md)<!-- -->.