wx-sign-utils/index.js

微信签名工具

const sha1 = require('sha1');

module.exports = {
  jssdkSign (params) {
    const strArr = Object.keys(params).sort().map(prop => {
      if (params[prop]) {
        return prop + '=' + params[prop];
      }
    })
    const stringA = strArr.join('&');
    return sha1(stringA);
  }
};