Function upperFirst

upperFirst(str?: string): string
Converts the first character of string to upper case.
Parameters
- str: string = ""
  The string to convert.
Returns string
Returns the converted string.
Since
5.5.1

See
camelCase, kebabCase, lowerCase, snakeCase, startCase, upperCase
Example
```
upperFirst('fred')
// => 'Fred'

upperFirst('FRED')
// => 'FRED'
```
- Defined in build/repo/src/upperFirst.ts:27