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def end_arr_add(arr, element)
# Add element to the end of the Array variable arr and return arr
return arr.push(element)
end
def begin_arr_add(arr, element)
# Add element to the beginning of the Array variable arr and return arr
arr.unshift(element)
return arr
end
def index_arr_add(arr, index, element)
# Add element at position index to the Array variable arr and return arr
arr.insert(index,element)
return arr
end
def index_arr_multiple_add(arr, index)
# add any two elements to the arr at the index
arr.insert(index,20,30)
return arr
end
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Ruby Array - Addition
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def end_arr_add(arr, element) # Add
elementto the end of the Array variablearrand returnarrreturn arr.push(element) enddef begin_arr_add(arr, element) # Add
elementto the beginning of the Array variablearrand returnarrarr.unshift(element) return arr enddef index_arr_add(arr, index, element) # Add
elementat positionindexto the Array variablearrand returnarrarr.insert(index,element) return arr enddef index_arr_multiple_add(arr, index) # add any two elements to the arr at the index arr.insert(index,20,30) return arr end