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发表于 2012-11-13 08:48:12
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1判断语句
& J/ I8 U: N" \. \4 F9 L$ } if <condition> then/ @6 f) T2 z; P$ c% |! c- R: ` K
<statement sequence1>;
8 p: B7 c! n7 }5 h" X; C. D elseif <condition> then
/ h$ S& Q1 c+ O( }$ `2 D <statement sequence2>;1 P) Z6 K0 j H7 i4 Y* {
else
4 X) O/ v0 q) Z5 s <statement sequence3>;; I8 u+ t# y# k
end;
8 D: b) { T2 a; a, }如果分支比较多，用：. P3 b* \ w# K' E9 p0 w
inspect <expression>
4 @" |/ T( h/ d/ }$ G% j& b* v* F5 h when <constant_list> then: J+ n. l* c* Y3 c
<statement sequence1>;
& O" T/ M8 p$ F! F2 {( k when <constant_list> then6 { `# @3 j" _! M
<statement sequence2>;! e* d) U- b$ \4 q, Z, R7 r# f
...
# ?2 _) _- u9 ]7 l* m else
! l% H9 p/ ] Z, _* B1 r <statement sequence3>;; n3 C- t' F7 a
end;
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% d4 T0 Y4 A# M% ~2循环语句, }; o+ C- w" R; t; w: Z
(1) from <statement sequence1>
. }$ |+ ^6 E0 t6 _2 J0 r until <condition> loop
: X4 c- h {% Q0 v" A$ \ <statement sequence2>;
0 ^1 v8 F/ m1 h$ I; V; B5 E end;
" d5 g* u0 y4 `( o (2) while <condition> loop
: y8 D( R( t3 Z4 p/ H <statement sequence1>;
1 Y/ e# }+ ^* [3 Q6 O/ c; @; n end;6 g% P" v* y; m2 E4 N: F
(3) repeat
+ q4 l# R# `: D* k <statement sequence1>;, m8 ~, N5 p# i$ z
until <condition>;
: ?0 v. | D3 j: W8 b2 @; B4 n (4) for <condition> to <condition> loop
( q9 G* d6 I B9 ?; d <statement sequence1>;
5 m( ^3 g. x5 e/ ^4 _. ? next;. v+ w7 J% t" v2 ]0 x
3中断语句7 a" f/ {5 O/ Q9 t' Q8 U5 ~
waituntil <condition> prio <integer expression>;6 q8 F1 {5 V$ j9 U0 `
8 g: m* F0 Y" O$ y. f B2 v3 E& S8 C* f7 F7 D" w! H# }
以上为常用的函数！! Y& D/ o/ S# e% h( N: I* h. b% A
还有很多，如有需要我把资料发到你邮箱里
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