加群452892873 下载对应40课文件,运行方法,建好项目,直接替换lib目录

pubspec.yaml

crypto: ^2.1.

SignServices.dart

import 'dart:convert';

import 'package:crypto/crypto.dart';

class SignServices{
static getSign(){
Map addressListAttr={
"uid":'',
"age":,
"salt":'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx' //私钥
};
List attrKeys=addressListAttr.keys.toList();
attrKeys.sort();
print(attrKeys);
String str='';
for(var i=;i<attrKeys.length;i++){
str+="${attrKeys[i]}${addressListAttr[attrKeys[i]]}";
}
print(str);
print(md5.convert(utf8.encode(str)));
}
}
04-25 05:32