How to add new field to existing structure?

I would please like to know how to add a new field to a existing structure array.

Answer 1

[madhan ravi]

If S is your struct:

S.Newfield = "Hi there;)"

[Thibedi Malotana]

Can I still do this if the name of the new field is a character

[madhan ravi]

S.('Newfield') = ...

[Stephen23]

https://www.mathworks.com/help/matlab/matlab_prog/generate-field-names-from-variables.html

[madhan ravi]

Thank you Stephen ;)

[Thibedi Malotana]

Thank you to both of you