|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句# z) v$ P( J: _" w) P4 T4 ?( f* h% D
if <condition> then
- o4 X0 P5 V* Q* _ <statement sequence1>;6 Z7 O" O3 A6 V. f
elseif <condition> then
( H' T: W) _+ v3 A( X) I <statement sequence2>;4 d( P! X$ \" k1 ^% ^
else 5 B$ F! _8 n4 Y3 j) `
<statement sequence3>;' Y$ b4 a, s0 D2 r+ ^
end;
5 d% J8 k% o, X4 H9 w4 b* }) M如果分支比较多，用：+ R5 U' R @8 G) F8 ^2 p% |+ k
inspect <expression>
4 ?6 Y2 W0 r& {. K' A4 x$ _ when <constant_list> then* N' a5 \7 W! a
<statement sequence1>;& y" |2 c( w" ~" d* m
when <constant_list> then3 S9 g& d# M8 E4 q
<statement sequence2>;# s9 {2 J: M1 i L9 F- {
...* h5 e2 G W( M7 h
else
( I: q- d6 R( }4 U! t9 b <statement sequence3>;
7 Z4 ]9 B( I. D! S6 x+ bend;
* \0 p: s: l& t" {% H
5 h- D$ D8 R! y0 e' i2循环语句
4 z0 c" A8 H0 C1 W+ o; j$ Q (1) from <statement sequence1>
7 [+ v- ^+ g( I+ e! [! M until <condition> loop* s/ s. P& T" Z3 b6 y4 S
<statement sequence2>;
0 K2 R. F0 Q3 O! t4 D4 @: l end;
% {* O5 O6 x7 w& _4 P (2) while <condition> loop
, R1 A! s9 R9 S) ~5 _$ u <statement sequence1>;
- x- _2 R5 y4 |4 r3 F5 J7 S! u9 H; ^. M end;) ~/ d$ u9 n) g; c
(3) repeat
/ n z, T5 q1 r9 y <statement sequence1>;
4 @2 j; T' G. p- q M until <condition>;
8 ]/ }; X$ Q/ p' Z2 R+ I: O (4) for <condition> to <condition> loop$ i- O/ S: e1 K Y
<statement sequence1>;$ o4 A# o8 Q9 H8 Y& F
next;, r% O1 P$ a/ e/ K
3中断语句( s' M2 V0 s$ H* r" E; C2 W
waituntil <condition> prio <integer expression>;& I! F- }: J- X* p
5 `% N; k: V8 r& t# v) r& ?6 V; Y: h7 ]- V( A, P
以上为常用的函数！8 T1 D3 x) s% ~- G1 C( ]$ r
还有很多，如有需要我把资料发到你邮箱里
6 q; b" M9 B+ |, v H
' ~, }. X. ]/ {7 h: n# V) b4 ^' J+ e1 \; W2 m! G) U. R$ D8 T
6 f+ q/ N' C1 v4 [/ Z
: W7 B; O+ u) g# ?
/ t7 q4 d0 C. v E. J
' w) Q( y. _ r, Q1 h) j: O
* \, r4 f: ~9 l; e4 a& ~6 x
* f# K& e$ P) C) S
, Q4 f O* B, `: r9 v, f 9 W4 H |; i7 l* W$ H, v# T+ u# p" i
|
|
[复制链接]
