How to use stem function in matlab

Stem function usage in matlab

stem(Y) Convert the data sequence Y from the x-axis to the data value according to Drawn in a stem-like form, terminating in a circle. If Y is a matrix, draw each column in a separated manner.

stem(X,Y) draws the data sequence Y at the specified point of X.

stem(...,'filled ') Draw the stem in a solid manner.

stem(...,'LINESPEC') Draws the stem and its mark according to the specified line type

Routine:

a = rand(10,1);
figure;
stem(a,'filled')

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