private function getSignVeryfy($para_temp, $sign)
{
//除去待签名参数数组中的空值和签名参数
$para_filter = $this->paraFilter($para_temp);
//对待签名参数数组排序
$para_sort = $this->argSort($para_filter);
//把数组所有元素,按照“参数=参数值”的模式用“&”字符拼接成字符串
$prestr = $this->createLinkstring($para_sort);
$is_sgin = false;
switch (strtoupper(trim($this->sign_type))) {
case 'MD5':
$is_sgin = $this->md5Verify($prestr, $sign, $this->key);
break;
default:
$is_sgin = false;
}
return $is_sgin;
}