How do I insert a variable value in legend of a plot?

I have a varible p, with a value -2.2. How do I insert this value in the legend function, for a plot?

eg.- legend('Value 1=p'); % I wish to have the numeric value of p (2.2) in place of 'p'.

Answer 1

[Murugan C]

use below code

value_x = 2.2;

value_y = 2.5;

legend(sprintf('Value-X = %g',value_x),sprintf('Value-Y = %g',value_y))

[Arjun Siddharth]

thank you!

Answer 2

[DGM]

There are a bunch of examples around. The sidebar shows some. Here are some others:

https://www.mathworks.com/matlabcentral/answers/796972-plot-to-the-function

https://www.mathworks.com/matlabcentral/answers/781398-show-constant-in-a-legend

https://www.mathworks.com/matlabcentral/answers/791054-using-for-loop-to-plot-multiple-plots-on-the-same-graph

[Arjun Siddharth]

thank you!