how can i see a points(x,y) value from a matlab plot

i have plotted a data like plot(t,x)

Now i want that when i press a cursor on graph, it will show me a value of that coordinate on the graph

Answer 1

[KSSV]

Read about datatip

Answer 2

[Sam Chak]

Also try this: datacursormode

x = linspace(-10, 10, 201);
y = x.^2;
plot(x, y, '.')
dcm = datacursormode;
dcm.Enable = 'on';
dcm.DisplayStyle = 'window';