CartesianIndex hard to use

[trafficfan]

# Orginal in Julia 0.6.x
(Tv[i,:],dr[i,:]) = findmax(u_temp+beta*Ev,1)
# in Julia 1.11.2
(Tv[i, :], inds) = findmax(u_temp + beta * Ev, dims=1)
dr[i, :]=[inds[1][2] inds[2][2]] 

using CartesianIndex makes such work hard to understand