appendStr ()

appendStr<S>(suffix): (<X>(str) => `${X}${S}`)
Appends a string to a given string.
Type Parameters
- S extends string
Parameters
- suffix: S
Returns (<X>(str) => `${X}${S}`)
- - <X>(str): `${X}${S}`
  - Type Parameters
    - X extends string
    Parameters
    - str: X
    Returns `${X}${S}`
Example
```
appendStr('bar')('foo') // 'foobar'
opt('foo').map(appendStr('bar')) // Some('foobar')
opt('foo' as const).map(appendStr('bar')) // Some('foobar'), type is Opt<'foobar'>
```
- Defined in Opt.ts:3614