QGIS Python (PyQGIS) - Add and remove fields from a vector layer

Use the QGIS Python API to write a script that can add and remove (delete) fields (attributes) from a vector layer (shapefile).

[PrashantKG]

Thanks, this saved me a lot of time :)

[GUSTAVO]

thank you for the tutorial. how can I add a list of data to a field?

[misseasmae]

thank you for this tutorial, i would change the noms of fields with a python script, it is very urgent please help me,

[clouDndsky]

thank you for the tutorial. it would be great if you can give me a hint: I would like to round a colum from an existing field :)

[misseasmae]

thank you for this tutorial, i would change the noms of fields with a python script, it is very urgent please help me,