Control flow / Loops
"each" loop
"for-in" loop
"each_with_index" loop
"while" loop
"do-while" loop
"until" loop
"upto" loop
"step" loop
"times" loop
Infinite loop
nums = [
1
,
2
,
3
,
4
,
5
]
nums.
each_with_index
{|i, v|
puts
"nums[
#{i}
] =
#{v}
"
}