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const sm4 =require('sm-crypto').sm4
//const key='7f5cd501e5548914edaed6824d3ff79d'//可以为16进制串或字节数组，要求为128比特
/**
* 加密
* @param txt
* @returns {*}
*/
export function encrypt(txt,key) {
return sm4.encrypt(txt,key);
}
export function decrypt(txt,key) {
return sm4.decrypt(txt,key);
