Constant conditional statements

IDSTAT-12
TitleDo not use conditions like if true and similar.
PriorityStrongly recommended
DescriptionDo not use conditions that are always true or always false such as if true or elseif 0 as they may cause unreachable code or unintented behaviour.
RationaleReadability, Robustness

Avoid:

if x > 0 || true
    disp(x)
end   

Instead use:

disp(x)