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30-seconds-of-code/snippets/maintainDigits.md
Michael Goldspinner 1ca07eb961 Guidelines fix
2018-01-12 10:17:39 -05:00

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### setDigits
Uses `String.padStart()` or `String.padEnd()` to maintain digit length of a provided integer. Returns stringified integer.
Control direction (0 = before integer, 1 = after integer).
```js
const setDigits = ( num=0, len=1, direction=0 ) => {
return direction > 0 ? num.toString().padStart(len, "0") : num.toString().padEnd(len, "0");
}
// setDigits(1, 2, 0) -> "10"
// setDigits(1, 2, 1) -> "01"
// setDigits(11, 2, 1) -> "11"
```