Function padZero

padZero(num: number, length: number): string
Pads a number with leading zeros to the specified length.
Parameters
- num: number
  Number to pad.
- length: number
  Minimum length of the result.
Returns string
The number as text, padded with leading zeros.
Example
```
padZero(7, 3); // '007'
```
- Defined in common/utils.ts:71