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发表于 2012-11-13 08:48:12
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1判断语句
) X( W9 ~! b6 c if <condition> then
6 m3 [1 E% \& V; d' q2 l# X6 x' V <statement sequence1>;
) F: Y0 ]- f+ v2 z4 K1 m6 @ elseif <condition> then7 k% t' l+ V; _* V. T
<statement sequence2>;# K6 v5 i: k1 j) C) t
else 0 L( x* {" _6 j
<statement sequence3>;
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如果分支比较多，用：
; t( z4 |/ E9 O) r. L inspect <expression>
; p! ~8 g) \. I. P( @ when <constant_list> then; ^8 u$ _# I5 ^1 K4 t5 t/ {
<statement sequence1>;
2 g6 O: b2 T9 F, A- _1 F when <constant_list> then
+ a1 K9 L5 C6 \5 z5 Q <statement sequence2>;
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else
2 k0 ~9 P6 K) d. ] <statement sequence3>;
/ \! r$ `5 Z) X8 U8 c. B5 Iend;# F m( T/ }5 L$ c1 C1 g
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2循环语句0 ^+ ?9 G) F! R! U& v/ S* s
(1) from <statement sequence1>
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<statement sequence2>;# D/ O, _( m' z
end;
6 r- I" M' v0 m2 I% P2 `' `' L (2) while <condition> loop/ n8 G+ b; b! y( H% y$ a. W9 e
<statement sequence1>;
' t( z5 v6 n0 V1 v6 E1 { end;
" x' Z: d7 D& x3 D; {2 n& G$ l# r (3) repeat 9 P( I7 K% P" e. v7 |% h
<statement sequence1>; K! `0 ?$ j/ j5 D: K$ M; `0 s
until <condition>;
* X$ E$ m; ^/ ~$ l (4) for <condition> to <condition> loop+ @$ S. W7 n% \8 k4 m& `4 ^! B
<statement sequence1>;' ? f1 O/ A, @6 v" s0 T# R
next;! S) b# P% D: @# T
3中断语句5 y) N" q8 v- b+ ]7 A/ m' K
waituntil <condition> prio <integer expression>;0 m! w: N- }% v$ [* C) f" B# p5 S
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以上为常用的函数！2 W, [: t0 c5 X# S
还有很多，如有需要我把资料发到你邮箱里
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