这几个参数按照ASCll排序从小到大是怎么排的呢？

Question

$sign_method='md5';$sms_type="normal";$sms_free_sign_name="test";$sms_template_code="123432425";$rec_num="13333333333";

Answer 1

rec_num,sign_method,sms_free_sign_name,sms_template_code,sms_type