with argument ordering similar to Julia Base . . . . . . . . . . . . . 452 36.11 Don't overuse try-catch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 453 36.12 Don't parenthesize conditions iterate through the characters of s: julia> for i = firstindex(s):lastindex(s) try println(s[i]) catch # ignore the index error end end ∀ x ∃ y The blank lines actually have spaces on them. Fortunately also chained comparisons. • Repeated Evaluation: Loops: while and for. • Exception Handling: try-catch, error and throw. • Tasks (aka Coroutines): yieldto. The first five control flow mechanisms are

with argument ordering similar to Julia Base . . . . . . . . . . . . . 452 36.11 Don't overuse try-catch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 453 36.12 Don't parenthesize conditions iterate through the characters of s: julia> for i = firstindex(s):lastindex(s) try println(s[i]) catch # ignore the index error end end ∀ x ∃ y The blank lines actually have spaces on them. Fortunately also chained comparisons. • Repeated Evaluation: Loops: while and for. • Exception Handling: try-catch, error and throw. • Tasks (aka Coroutines): yieldto. The first five control flow mechanisms are

with argument ordering similar to Julia Base . . . . . . . . . . . . . 496 37.12 Don't overuse try-catch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 497 37.13 Don't parenthesize conditions iterate through the characters of s: julia> for i = firstindex(s):lastindex(s) try println(s[i]) catch # ignore the index error end end ∀ x ∃ y The blank lines actually have spaces on them. Fortunately also chained comparisons. • Repeated Evaluation: Loops: while and for. • Exception Handling: try-catch, error and throw. • Tasks (aka Coroutines): yieldto. The first five control flow mechanisms are

with argument ordering similar to Julia Base . . . . . . . . . . . . . 485 37.11 Don't overuse try-catch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 486 37.12 Don't parenthesize conditions iterate through the characters of s: julia> for i = firstindex(s):lastindex(s) try println(s[i]) catch # ignore the index error end end ∀ x ∃ y The blank lines actually have spaces on them. Fortunately also chained comparisons. • Repeated Evaluation: Loops: while and for. • Exception Handling: try-catch, error and throw. • Tasks (aka Coroutines): yieldto. The first five control flow mechanisms are

with argument ordering similar to Julia Base . . . . . . . . . . . . . 485 37.11 Don't overuse try-catch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 486 37.12 Don't parenthesize conditions iterate through the characters of s: julia> for i = firstindex(s):lastindex(s) try println(s[i]) catch # ignore the index error end end ∀ x ∃ y The blank lines actually have spaces on them. Fortunately also chained comparisons. • Repeated Evaluation: Loops: while and for. • Exception Handling: try-catch, error and throw. • Tasks (aka Coroutines): yieldto. The first five control flow mechanisms are

with argument ordering similar to Julia Base . . . . . . . . . . . . . 485 37.11 Don't overuse try-catch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 486 37.12 Don't parenthesize conditions iterate through the characters of s: julia> for i = firstindex(s):lastindex(s) try println(s[i]) catch # ignore the index error end end ∀ x ∃ y The blank lines actually have spaces on them. Fortunately also chained comparisons. • Repeated Evaluation: Loops: while and for. • Exception Handling: try-catch, error and throw. • Tasks (aka Coroutines): yieldto. The first five control flow mechanisms are

with argument ordering similar to Julia Base . . . . . . . . . . . . . 496 37.11 Don't overuse try-catch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 497 37.12 Don't parenthesize conditions iterate through the characters of s: julia> for i = firstindex(s):lastindex(s) try println(s[i]) catch # ignore the index error end end ∀ x ∃ y The blank lines actually have spaces on them. Fortunately also chained comparisons. • Repeated Evaluation: Loops: while and for. • Exception Handling: try-catch, error and throw. • Tasks (aka Coroutines): yieldto. The first five control flow mechanisms are

with argument ordering similar to Julia Base . . . . . . . . . . . . . 496 37.11 Don't overuse try-catch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 497 37.12 Don't parenthesize conditions iterate through the characters of s: julia> for i = firstindex(s):lastindex(s) try println(s[i]) catch # ignore the index error end end ∀ x ∃ y The blank lines actually have spaces on them. Fortunately also chained comparisons. • Repeated Evaluation: Loops: while and for. • Exception Handling: try-catch, error and throw. • Tasks (aka Coroutines): yieldto. The first five control flow mechanisms are

with argument ordering similar to Julia Base . . . . . . . . . . . . . 496 37.11 Don't overuse try-catch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 497 37.12 Don't parenthesize conditions iterate through the characters of s: julia> for i = firstindex(s):lastindex(s) try println(s[i]) catch # ignore the index error end end ∀ x ∃ y The blank lines actually have spaces on them. Fortunately also chained comparisons. • Repeated Evaluation: Loops: while and for. • Exception Handling: try-catch, error and throw. • Tasks (aka Coroutines): yieldto. The first five control flow mechanisms are

with argument ordering similar to Julia Base . . . . . . . . . . . . . 497 37.11 Don't overuse try-catch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 498 37.12 Don't parenthesize conditions iterate through the characters of s: julia> for i = firstindex(s):lastindex(s) try println(s[i]) catch # ignore the index error end end ∀ x ∃ y The blank lines actually have spaces on them. Fortunately also chained comparisons. • Repeated Evaluation: Loops: while and for. • Exception Handling: try-catch, error and throw. • Tasks (aka Coroutines): yieldto. The first five control flow mechanisms are