what is for in matlab code example

Example 1: for matlab

s = 10;

for c = 1:s
   %some code
end

%%foreach like

for v = [1 5 8 17]
   disp(v)
end

Example 2: matlab for

for v = 0.0:+0.2:1.0
   disp(v)
end

%	Console Output:
%	0
%	0.2
%	0.4
%	0.6
%	0.8
%	1