Function padStart

padStart(value: string | number, length: number, fillString?: string): string
Pads a string or number with another string (repeated if necessary) until the resulting string reaches the specified length.
Parameters
- value: string | number
  The target string or number.
- length: number
  The minimun length of the resulting string.
- fillString: string = '0'
  The string used for padding. Defaults to '0'.
Returns string
The padded string.
Example
```
console.log(PUtilsNumber.padStart('123', 6)) // '000123'
console.log(PUtilsNumber.padStart('123', 6, '_')) // '___123'
```
- Defined in putils/number.ts:401