I have created scripts on my localhost when I tried to print out the post data, it returns nothing, However its working fine with GET

It’s more like caused by server configuration, I am not sure how did you install and configure your server, but can have a look following URL. Hope this can you help.

https://intellij-support.jetbrains.com/hc/en-us/community/posts/207255485-No-POST-values-caught