前端登录的逻辑

this.$refs.loginForm.validate(async (valid) => {
            if (valid) {
              this.loading = true
              let res = await loginApi(this.loginForm)
              if (String(res.code) === '1') {
                localStorage.setItem('userInfo',JSON.stringify(res.data))
                window.location.href= '/backend/index.html'
              } else {
                this.$message.error(res.msg)
                this.loading = false
              }
            }
          })