Control Flow
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- begin, end
- Case statement
- Control flow with logic statements
- Flip-Flop operator
- if, elsif, else and end
- Inline if/unless
- Loop control with break, next, and redo
- Or-Equals/Conditional assignment operator (||=)
- return vs. next: non-local return in a block
- Ternary operator
- throw, catch
- Truthy and Falsy values
- unless
- while, until