        username: {
              // hide: true,
              label: '用户名',
              // prop: 'user',
              // placeholder:'',
              autocomplete: 'off',
              rules: { required: true, message: '请输入用户名', trigger: 'blur' }
            },
            password: {
              label: '密码',
              // prop: 'pass',
              // placeholder:'',
              autocomplete: 'off',
              rules: { required: true, message: '请输入密码', trigge