carry value of variable in other function

i m creating a gui where pushbutton callback has the code to take a .wav input in z1.

Fs = 44100; % Sampling Freq (Hz)

Duration = 1; % Duration (sec)

z1 = wavrecord(Duration*Fs,Fs);

now i want z1 to contain the values in other function also.what should i do.plss help

thanks and regards

Answer 1

[Sean de Wolski]

Share data between GUI callbacks

Answer 2

[777]

i found it, declare z1 as global in each function global z1 :)