直接上**
var crypto =
require
("crypto");
//1. 提前獲取引數中的sign與sign_type,然後刪除原來json中的這兩個引數
let sign = response.sign;
let sign_type = response.sign_type;
//rsa2
delete response.sign;
delete response.sign_type;
//2. 字典排序,並對一級value可進行url_encoding
let keys = object.
keys
(response)
.sort()
;let params =
;for
(let i =
0; i < keys.length; i++
)let str = params.
join
("&");
//3. 獲取支付寶支付公鑰,並拼上開頭與結尾
let public_key=
"-----begin public key-----"
+"\r\n"
+"【支付寶公鑰】"
//此非應用公鑰
+"\r\n"
+"-----end public key-----"
;//4. 根據sign_type 判斷驗籤方式
let rsatype ="";
if(sign_type===
"rsa"
)else
if(sign_type===
"rsa2"
)else
//5. 執行驗籤
let verify = crypto.
createverify
(rsatype)
; verify.
update
(str)
;let result = verify.
verify
(public_key,sign,
"base64");
console.
log(
"驗籤結果"
+result)
;
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