Viml loops

For Loops

" Iterate chars in string
for item in split("abcd", '\zs')
    echom item
endfor

" Iterate Through Lists
for l in ['a','b','c']
	echo l
endfor

"Iterate Through Dicts
for [next_key, next_val] in items(dict)
    let result = process(next_val)
    echo "Result for " next_key " is " result
endfor

While Loops

" Index based iteration
let i=0
while i < 10
	echo i
	i +=1
endwhile