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发表于 2012-11-13 08:48:12
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1判断语句
7 Z/ Z5 y6 I& V/ }; j1 U if <condition> then b0 W& M+ L+ q
<statement sequence1>;- x3 `0 ?$ T' {+ A# p
elseif <condition> then* ^2 c' h# d; w$ t/ Y( W1 C5 L
<statement sequence2>;; I- w( [& J Y
else 0 |& j9 k5 P7 j/ |: Q3 M( k
<statement sequence3>;
5 b; o( E ]7 Q$ I end;
2 B6 i6 |0 I& U% U: y如果分支比较多，用：
0 E3 {/ K, S- M0 q6 X1 d: T inspect <expression>% a# p) k+ b) c5 h; ~# w
when <constant_list> then: B' I: S; G' ]% s' @0 C- l1 L q3 _
<statement sequence1>; h) M C- @5 s% q
when <constant_list> then
g/ `1 R6 o5 n& d9 E! l <statement sequence2>;6 C2 I$ U3 g" v2 n8 b7 e
...
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<statement sequence3>;
4 n" y* c" i/ P* u1 M/ Yend; e) B1 e' G# ^$ G% @/ l
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2循环语句* `# P/ U$ \9 A$ A5 g! t3 C% l% Y
(1) from <statement sequence1>) {6 y! E# U M; o+ n% K
until <condition> loop: d# }/ g5 I5 x3 E9 `. S
<statement sequence2>;
$ k* W4 N, t* U3 j2 z9 q' V9 B end;5 K& ]1 c% l7 Y
(2) while <condition> loop
4 h( q, s9 {3 [1 B1 o* Y5 G <statement sequence1>;
( i9 y, W# P2 h |9 X$ \ end;8 }, N8 l) X6 `# T) V3 U3 }4 D
(3) repeat
4 l% _' C/ a; l+ o0 s; \ <statement sequence1>;. q( W) H" W' u+ g9 n: h7 T7 |6 |
until <condition>;
V5 e, ^) J! z. R (4) for <condition> to <condition> loop
& _8 Z/ o( n7 z0 q' o <statement sequence1>;
$ n; D& `) k" p" [# m next;
# ^8 |* t4 L, i6 E3 B/ J3中断语句: w+ b# N+ G; `% b8 y
waituntil <condition> prio <integer expression>;" S4 W. n0 S, `5 M8 i* \& F
6 Y* v/ J7 a6 h9 C
9 M6 a7 I! z& S" U( |以上为常用的函数！
7 E* {" e3 L& ]5 l$ _4 O还有很多，如有需要我把资料发到你邮箱里
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