sha512Hash 
Node.js 런타임 필요 ('qsu/node')문자열 데이터를 sha512 해시 값으로 변환하여 반환합니다.
Parameters
str::stringencoding?::'hex'(Default)|'base64'|'base64url'|'binary'
Named
Returns
string
Examples
javascript
sha512Hash('test'); // Returns 'ee26b0dd4af7e749aa1a8ee3c10ae9923f618980772e473f8819a5d4940e0db27ac185f8a0e1d5f84f88bc887fd67b143732c304cc5fa9ad8e6f57f50028a8ff'dart
sha512Hash('test'); // Returns 'ee26b0dd4af7e749aa1a8ee3c10ae9923f618980772e473f8819a5d4940e0db27ac185f8a0e1d5f84f88bc887fd67b143732c304cc5fa9ad8e6f57f50028a8ff'