How can I remove rows from a matrix with a for statement and if statement?

I want to remove any of the rows from matrix A whose column 1 is either greater than the max value or less than the min value.

I get the following error:

What am I doing wrong here?

Answer 1

[madhan ravi]

No loop, if and elseif needed:

A((A(:,1)>maxvalue)|(A(:,1)<minvalue),:)=[]

[Wesley Brown]

Thanks so much this works great!

Answer 2

[Walter Roberson]

https://www.mathworks.com/matlabcentral/answers/452625-remove-elements-from-array-based-on-logical-condition#answer_367572

[Wesley Brown]

Thank you very much this helped me understand what the problem was!