What is the 'resultLabel' text set to after clicking on the 'submitButton' assuming $\text{'}7\text{'}$ is entered for letterWeightinput?

$\backslash$table$[[\{$

$\backslash$table$[[$when submitButton $"$ Click $>],[$do set app variable weight $"$ to$]]\}],[],[,$set app variable index ${?}^{-}$to$,$in list app variable letterWeight $.,$find first $=$occurrence of item,app variable weight $.]]$