Vue projects cannot request data through axios POST in IOS 12 development version
error message is "Network Error"
all IOS 12 errors have been tested and Android and other IOS versions are normal.
there is also a corresponding ISSUE -sharp1598
in Axios"s official github. 
the solution is as follows. Post can just send the request like this
still does not work. After leaving then, I found that the status code is still 0. The request was not successful. I would like to ask why
. Previous: How do you separate the model using the Flask-SQLAlchemy project structure?
Next: Whether the large-scale system of writing PC with VUE is suitable to use SPA