Class SHA1

SHA1 class

计算公众平台的消息签名接口.

Located at weixin-sdk-api/weixin_crypt/sha1.php

Methods summary
`public`	# `getSHA1( string $token, string $timestamp, string $nonce, string $encrypt_msg )` 用SHA1算法生成安全签名用SHA1算法生成安全签名 Parameters `$token` 票据 `$timestamp` 时间戳 `$nonce` 随机字符串 `$encrypt_msg` $encrypt 密文消息