urgent help required#<NoMethodError:

[Atul Dongargaonkar]

prompts5 = ["Span type"]
defaults5 = ["1. Simply supported"]
@t_slab = ["1. Simply supported |2. Interior span |3. End span |4.
Cantilever"]
list5 = [@t_slab]
title5="Please select the type of the span"
@input_tslab = inputbox prompts5, defaults5, list5,title5

kay_array = [1.0, 1.5, 1.3, 0.4]
@ka = kay_array[(@input_tslab).to_i-1]


If "3. End span" is selected by in the UI, following error is
displayed..

Error: #<NoMethodError: undefined method `to_i' for ["3. End span
"]:Array>

 

[Jesús Gabriel y Galán]

prompts5 = ["Span type"]
defaults5 = ["1. Simply supported"]
@t_slab = ["1. Simply supported |2. Interior span |3. End span |4.
Cantilever"]
list5 = [@t_slab]
title5="Please select the type of the span"
@input_tslab = inputbox prompts5, defaults5, list5,title5

kay_array = [1.0, 1.5, 1.3, 0.4]
@ka = kay_array[(@input_tslab).to_i-1]


If "3. End span" is selected by in the UI, following error is
displayed..

Error: #<NoMethodError: undefined method `to_i' for ["3. End span
"]:Array>

Without knowing what inputbox does, it seems from the error message
that it's returning an Array. If you are sure that what you are after
is in the first position of the array, you could do:

@ka = kay_array[@input_tslab.first.to_i-1]

Jesus.