Foreword: Version control uses SVN
First, let’s understand the different text types represented by each header file: In php, header is used to set content-type and content-type of common file types
1. Add here: header('content-type:text');
2. Just save it for verification
The above introduces the Token verification failure between WeChat developer mode and Sina SAE, including the content. I hope it will be helpful to friends who are interested in PHP tutorials.