Function isString

isString(input): input is string
typeof "string" alias.

Example
```
isString("Vangware"); // true
isString(`Vangware`); // true
isString(Symbol("Vangware")); // false
```
Parameters
- input: unknown
  
  Value to check.
Returns input is string
Returns true if value is a string, false otherwise.
- Defined in work/predicates/predicates/src/isType.ts:22