sdrv v0.0.2

#sdrv

##install

npm i sdrv

##usage,Tools for special needs

import { separator } from "sdrv";
// add separator
separator({
  value: -111111.6543,
  n: 4, // default n = 3
});

// -11,1111.6543

// hide something
import { hideStr } from "sdrv";
hideStr({ value: 11111 });
// **,111

other: unitByByte, unitByBit, unitToChinese, ...