Delete a section for the ini file

I am trying to Delete a section for the ini file.

myini.ini

[Total]
val=500

[Item1]
val1=808
val2=908

[Item2]
val1=222
val2=111

[Item3]
val1=554
val2=888

How to delete Item2 and whole value of it.

Thanks.

Did you look in the documentation?