Function maskString

maskString(string: string, maskLength: number, mask?: string): string
Mask a string with a specified character
Parameters
- string: string
  The string to mask
- maskLength: number
  The length of the string to mask
- mask: string = '*'
  The character to use for masking. Default is '*'
Returns string
The masked string
Example
```
maskString('1234567890', 6) // '******7890'
```
Example
```
maskString('1234567890', 6, 'x') // 'xxxxxx7890'
```
Example
```
maskString('12345', 6) // '*****'
```
- Defined in strings/index.ts:121