global

Defines a global variable.

Syntax

• global variable_name
• global(variable_name)
• global variable_name1 ... variable_nameN

Input argument

• variable_name - a string: valid variable name.

Description

global make variable in global assign value to a variable in a specified variables scope.

Example

function myfun()
global y;
y = 1;
end

myfun()
who
global y
who
disp(y)
who
clear global y
disp(y)

See also

clear, who.

History

Author

Allan CORNET