| 1 | #!./perl |
| 2 | |
| 3 | print "1..18\n"; |
| 4 | |
| 5 | sub foo1 { |
| 6 | $_ = shift(@_); |
| 7 | $a = 0; |
| 8 | until ($a++) { |
| 9 | next if $_ eq 1; |
| 10 | next if $_ eq 2; |
| 11 | next if $_ eq 3; |
| 12 | next if $_ eq 4; |
| 13 | return 20; |
| 14 | } |
| 15 | continue { |
| 16 | return $_; |
| 17 | } |
| 18 | } |
| 19 | |
| 20 | print foo1(0) == 20 ? "ok 1\n" : "not ok 1\n"; |
| 21 | print foo1(1) == 1 ? "ok 2\n" : "not ok 2\n"; |
| 22 | print foo1(2) == 2 ? "ok 3\n" : "not ok 3\n"; |
| 23 | print foo1(3) == 3 ? "ok 4\n" : "not ok 4\n"; |
| 24 | print foo1(4) == 4 ? "ok 5\n" : "not ok 5\n"; |
| 25 | print foo1(5) == 20 ? "ok 6\n" : "not ok 6\n"; |
| 26 | |
| 27 | sub foo2 { |
| 28 | $_ = shift(@_); |
| 29 | { |
| 30 | last if $_ == 1; |
| 31 | last if $_ == 2; |
| 32 | last if $_ == 3; |
| 33 | last if $_ == 4; |
| 34 | } |
| 35 | continue { |
| 36 | return 20; |
| 37 | } |
| 38 | return $_; |
| 39 | } |
| 40 | |
| 41 | print foo2(0) == 20 ? "ok 7\n" : "not ok 7\n"; |
| 42 | print foo2(1) == 1 ? "ok 8\n" : "not ok 8\n"; |
| 43 | print foo2(2) == 2 ? "ok 9\n" : "not ok 9\n"; |
| 44 | print foo2(3) == 3 ? "ok 10\n" : "not ok 10\n"; |
| 45 | print foo2(4) == 4 ? "ok 11\n" : "not ok 11\n"; |
| 46 | print foo2(5) == 20 ? "ok 12\n" : "not ok 12\n"; |
| 47 | |
| 48 | sub foo3 { |
| 49 | $_ = shift(@_); |
| 50 | if (/^1/) { |
| 51 | return 1; |
| 52 | } |
| 53 | elsif (/^2/) { |
| 54 | return 2; |
| 55 | } |
| 56 | elsif (/^3/) { |
| 57 | return 3; |
| 58 | } |
| 59 | elsif (/^4/) { |
| 60 | return 4; |
| 61 | } |
| 62 | else { |
| 63 | return 20; |
| 64 | } |
| 65 | return 40; |
| 66 | } |
| 67 | |
| 68 | print foo3(0) == 20 ? "ok 13\n" : "not ok 13\n"; |
| 69 | print foo3(1) == 1 ? "ok 14\n" : "not ok 14\n"; |
| 70 | print foo3(2) == 2 ? "ok 15\n" : "not ok 15\n"; |
| 71 | print foo3(3) == 3 ? "ok 16\n" : "not ok 16\n"; |
| 72 | print foo3(4) == 4 ? "ok 17\n" : "not ok 17\n"; |
| 73 | print foo3(5) == 20 ? "ok 18\n" : "not ok 18\n"; |