different color bar graph

[shivax]

hi, look this array

T=[4 5 -1 4 -9 -4]

i want to color green the positive number and color green the other

hold on
figure;
pos=find(T>0);
neg=find(T<=0);

h=bar(pos,T(pos),'facecolor','g');
v=bar(neg,T(neg),'facecolor','r');


i see only chart green color :(

https://gyazo.com/2fb338f68c85076765870c8521c84337






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