Because of time issues, it is impossible to write a lot at a time, but we will update it frequently for your convenience. If you want to learn programming, do not copy from the website. CodeBut cannot run normally. In fact, laruence often encounters such errors. When you see the error prompt, you will know what the problem is. In the early stage, you can use Google or Baidu to search for the error information to find out the problem, cultivate your understanding of the error information and solve it next time.
1. Character replacement
Many websites replace some single quotes (') with single quotes ('), which directly causes code to fail.
Common characters include (", ', $, &, *, etc)
2. When copying the code, the code is displayed in one line and cannot be viewed at all. In fact, the code can be viewed by Dreamweaver or some Web Editor. Copy the file and paste it into a text file.
