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发表于 2012-11-13 08:48:12
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1判断语句
0 c/ w) {: y1 L/ o/ k if <condition> then
2 r. v, u" d3 K5 P <statement sequence1>; a1 W2 x, v8 A1 b5 T
elseif <condition> then
9 [' f6 c" s2 n# p3 _4 Y/ Y4 v; W' ^# } <statement sequence2>;
" P) D! W3 {1 W0 d else
3 Z, K& k7 j# m7 s* }) P <statement sequence3>;5 y2 L( K h/ V: u7 L: Q* @
end;
( F+ W' @+ }, C4 G- y/ g如果分支比较多，用：; i( N/ L/ z& g) K
inspect <expression>9 d9 w5 o) S/ Z0 D% R3 |
when <constant_list> then
+ [! q, z' V$ G# K7 e8 } <statement sequence1>; F+ w( S* c6 }5 E; s
when <constant_list> then
" m4 ?6 \% r8 Q0 X F; s <statement sequence2>;
9 M$ l3 g4 z: A% R, m ...
9 ]1 o7 G: B* m else
7 y) {* T8 h/ h) T7 \% ~ <statement sequence3>;
) X5 A* L. \& V0 z' w; Gend;3 Q1 r; s+ {7 b! x% B) J3 _
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2循环语句3 i. ?- ` j& N# f- _
(1) from <statement sequence1>
. a7 _3 p. p- L until <condition> loop5 R, l9 E4 Y% k1 d" k+ v
<statement sequence2>;
7 D: e9 ]9 ?' } end;: x& q( T5 _4 ]% z$ k
(2) while <condition> loop' {0 Y% |0 G. \# T0 q3 V
<statement sequence1>;
, V9 r/ ?( O5 L. N end;2 b( ?2 V) u) C1 w( V; b
(3) repeat A4 {' i) p* a# j; A* N
<statement sequence1>;
+ H' Y4 x% F8 l. L until <condition>;$ f, B9 K& R5 w0 X' H4 g
(4) for <condition> to <condition> loop
- x+ U8 S* D/ D: a+ S; t: c$ k! P0 [ <statement sequence1>;6 A$ \7 B1 G" x+ q# R) F F
next;! g! d" j( \! Z! C
3中断语句
8 Q8 d' `( S5 V6 s |* g- C waituntil <condition> prio <integer expression>;6 B: o% T* L+ I' M
3 l7 }: _6 G& E, e; q }
2 \1 d) r+ g: \( j3 o2 o* ]9 u
以上为常用的函数！# V- k/ j) Q9 H5 e* u# `
还有很多，如有需要我把资料发到你邮箱里
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