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发表于 2012-11-13 08:48:12
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1判断语句1 m) ^4 B, i4 |0 p0 F* B6 {
if <condition> then
7 `8 b6 P3 C# s0 N! I2 ]4 {, O <statement sequence1>;, Y2 Z- t- O/ s: M$ Y
elseif <condition> then
! ^6 L K# x; n: d. ` <statement sequence2>;
( r0 G( Q4 W0 v1 d) j else
" K# b5 M, p2 d <statement sequence3>;
" F( s& T' Y1 n5 S- _ end;
+ L* L. g3 [/ c% \; S- u( P# K如果分支比较多，用：1 x$ v( o- ^& g4 {2 s& U+ l/ v' `
inspect <expression>
- i- O: H& A. ] x when <constant_list> then/ D6 B" L2 b# f6 h- @- P
<statement sequence1>;+ n7 I- r- K! j: C! q
when <constant_list> then
f" X+ F6 ?! `3 L <statement sequence2>;3 Y ?, T: Y8 r7 L
...
( g5 D8 j: @$ _8 U% Z) \ else
! {: L% F- R% T+ S- E! r! B b2 o <statement sequence3>;
+ V R) i: E) r6 f X9 Tend;( F' z9 |* t! j2 Y
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2循环语句
/ W0 c8 Z- @2 j7 E! x9 F$ l+ s (1) from <statement sequence1>
+ X/ l$ C) l2 W4 Z+ t until <condition> loop
+ w" z8 T# \: G& f9 ], n <statement sequence2>;
8 d" L: s/ y- j end;1 I' K/ {& O/ p9 l6 \, J
(2) while <condition> loop
2 T. Y, H* m4 T5 Y8 P <statement sequence1>;- Z( ?, t2 q6 c7 l# ^- ]+ O/ C
end;" ^+ X6 F9 L3 Z- m% ~" G
(3) repeat
: ]" [, g, g: D <statement sequence1>;
0 m! j: v$ K, y8 r7 c: F3 B until <condition>;
5 E/ l& v I0 U, J# S9 F% L _ (4) for <condition> to <condition> loop
M1 X+ B1 d; |, C6 w# z1 m <statement sequence1>;9 Q, y8 E! n/ a7 E; K" h
next;
& H6 g, A0 t4 V3中断语句1 d. l2 C) V6 k; h0 I6 K) z
waituntil <condition> prio <integer expression>;
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0 w7 y8 y% A$ I% e \$ X2 k
以上为常用的函数！7 g' _1 d, l: s1 @8 v6 u
还有很多，如有需要我把资料发到你邮箱里
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