check if close button of matlab windows clicked(x button)

i am searching a way that check if any close button of matlab windows clicked for example close button of neural network or close button of figures, thank you for help

if(%close button clicked)

do some thing

else

do another thing

Answer 1

[Walter Roberson]

See https://www.mathworks.com/help/matlab/ref/matlab.ui.figure-properties.html#buiwuyk-1-CloseRequestFcn