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发表于 2012-11-13 08:48:12
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1判断语句/ Q( o( @+ j+ U( _2 [ @/ w
if <condition> then
2 O# ]4 }: c& n' |8 |, G <statement sequence1>;
- ~ C* g; S$ s: y" X elseif <condition> then
- K+ O e, s' Z <statement sequence2>;2 d6 l% k7 j1 b- m- T% Y
else
$ T/ ~2 V2 X) a <statement sequence3>;! R- V' l3 H$ s" {. ^0 U: d. O
end;
3 K: F# U1 n6 U. K" {2 ?如果分支比较多，用：1 Y) g& \* Q* D1 j( z
inspect <expression>8 T/ C4 ~' b' b" S
when <constant_list> then
7 S4 Q" x' f% Q <statement sequence1>;8 a$ E: M5 U; f
when <constant_list> then" O/ ~8 K1 ]5 H7 z% {$ ?. m
<statement sequence2>;
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else
- i! q2 Z D& z# l' y8 {4 ?& j; c <statement sequence3>;* A5 [; i. I+ \" j4 z, O$ z- L; R# L5 U
end;- ^" x4 ^# {( O- f5 x2 w% |
/ d/ \* U" b# p2 ~2 K4 c7 P2循环语句
3 b" N0 J9 J! \# B1 X$ g) w: g1 \ (1) from <statement sequence1>& p) J$ [7 R c) J* I
until <condition> loop+ b9 y- @9 Q9 B/ B7 w' o% Y: J
<statement sequence2>;0 {5 X9 G# W+ L0 c6 e
end;2 K l, V- x! o( y
(2) while <condition> loop
1 P; @% U" v# Z$ { <statement sequence1>;
6 o! S' f2 ] _# G/ O8 {4 { end;) K' Y. F; s4 J1 L
(3) repeat
& S \% y' G9 b. K0 O <statement sequence1>;
: C, G4 e' P% ^ until <condition>;# h) v( [1 }2 P' P d
(4) for <condition> to <condition> loop
/ |2 Z& A0 U" m, n8 n% q <statement sequence1>;
$ T0 `& w% ?) S* k% x( k" V3 u$ { next;; A7 d: l; c( \' m
3中断语句! n9 [0 d2 t5 o9 [, `4 l
waituntil <condition> prio <integer expression>;7 L8 A' T3 Z/ D0 Z: x2 k# b
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5 {: E2 K" c' {0 d, N% y+ g# l以上为常用的函数！
: F& E5 H. b1 A5 C& L0 S还有很多，如有需要我把资料发到你邮箱里
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