It's easy to alias expr to =, which enhances readability : % interp alias {} = {} expr = % set x [= 2 + 3] 5 Also aliasing lindex to @ is nice % in

It's easy to alias expr to =, which enhances readability : % interp alias {} = {} expr = % set x [= 2 + 3] 5 Also aliasing lindex to @ is nice % interp alias {} @ {} lindex % set a {1 2 3} 1 2 3 % @ $a 1 2