double arrows << are lost

i have cleared my command window my double arrows << are not visible now,i have my command history,but the double arrows in cleared command windows are not visible. what should i do?

Answer 1

[Raj]

You should have attached a screenshot with your question. Nevertheless see this post:

https://in.mathworks.com/matlabcentral/answers/266796-matlab-command-window-doesn-t-work

This should help!!