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发表于 2012-11-13 08:48:12
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1判断语句! T8 j% g6 B! j9 j- J) z5 E7 {
if <condition> then
# C3 j6 z1 y$ x q! {$ _3 W <statement sequence1>;
* X) b7 X g% ~, K7 D% ` elseif <condition> then9 R: T- P3 D. Z, Y9 u6 g. R
<statement sequence2>;
- g6 v) e& F4 Q else $ ]- k$ ?4 h8 h- X; j& ^
<statement sequence3>;
, p* t2 I7 V& @% ~ end;
. w/ m$ e3 T: R, e* [# J如果分支比较多，用：
# F9 b* u) l+ Z4 t$ M' E1 B } inspect <expression>
, s. }6 n& K3 i& L/ W& H: x when <constant_list> then
+ w; d3 d* u& h1 K' C1 s4 ^ <statement sequence1>;
5 L! q" [$ a& ~6 {1 |' I" C& x: ] when <constant_list> then: c1 t3 j4 g/ s( O2 K3 K- g$ y
<statement sequence2>;' z% r4 r* F N5 u1 C
...
, \" @& I* ~2 R) m% W else
4 h' B" n" R! {4 \( R! w6 V! n <statement sequence3>;
7 s; o$ Z% ~' oend;
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2循环语句
/ \, _* V. S i" W (1) from <statement sequence1>2 P. b+ _9 |) P& W. z0 J
until <condition> loop. H8 |3 u# \5 r/ [
<statement sequence2>;
, z/ |! F" U- r* x, i o- S end;
; }4 U" l6 C0 @5 ] (2) while <condition> loop1 @, _2 }; q# x: r& O! {0 @, Q
<statement sequence1>;
6 d# i: y# {+ |+ K& @' Y; { end;: C3 J# q8 V4 f% D! M) Z
(3) repeat / e8 x4 S+ S/ p# c" w2 C' |
<statement sequence1>; v- A/ w& ~: P
until <condition>;
6 A6 }' j; ^( X: ^ (4) for <condition> to <condition> loop0 @9 I5 i: G6 x' I% T3 r: x3 N
<statement sequence1>;# @) V) P/ v+ t$ C5 V
next;
+ G. o! i% n( W% S. F* h) j3中断语句+ S* ^. G# ~4 z2 }# G% L; m( w
waituntil <condition> prio <integer expression>;) V3 b# _ g& b# N
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以上为常用的函数！
& z9 z. O; {5 E% n# t7 _还有很多，如有需要我把资料发到你邮箱里
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