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发表于 2012-11-13 08:48:12
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1判断语句) w+ d4 r. i! e" P
if <condition> then
3 _ g. ?& k/ [; Q <statement sequence1>;% z( {$ K; {) h& O) I
elseif <condition> then# H7 z5 r: n" k% D4 W+ i" J
<statement sequence2>;
, h# @ W0 N6 p6 N* L0 G else # q- w0 {. }! j: \0 X
<statement sequence3>;; ]) @/ ^3 w. c8 ~2 d8 B9 F
end;
+ N' M9 U6 f7 R3 C2 N4 u# Z6 i如果分支比较多，用：7 s7 I R& H& {
inspect <expression>( E7 D& ~( X. _% J y. b5 r3 z
when <constant_list> then
$ W( Q, a8 p9 ]0 U <statement sequence1>;* V6 l7 s0 u k) t. ~! F
when <constant_list> then6 C1 D9 G/ g+ n1 I
<statement sequence2>;$ T1 v4 ~6 Q: C6 l5 e, M, t2 }& V
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else% N) g' S- }% w+ `+ s. v" A
<statement sequence3>;" ~- P& U- Z5 O
end;
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; M% U- {9 d w1 `( x% i2循环语句
4 L# K; I6 N2 D+ t! N (1) from <statement sequence1>6 L2 f J1 d9 O+ C5 S
until <condition> loop5 h3 n/ m$ g/ m6 m9 B
<statement sequence2>;
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(2) while <condition> loop
$ m7 S0 N6 W9 Y+ j4 E1 g <statement sequence1>;/ l; w' G: @' C0 G% `; d V, e
end;" R6 c" U, V' v8 y0 N; ?1 |4 a3 P
(3) repeat Y$ F3 z% a. d& c: g/ U
<statement sequence1>;
' z) T8 {( q. B! l. x3 I2 g until <condition>;; K, ]2 ~0 i; R" k! ~+ e
(4) for <condition> to <condition> loop, h5 |7 k% ~; W1 D3 ?0 m2 J
<statement sequence1>;
$ [ }6 M. i+ J! C2 \9 c% @ next;, s" z- `6 O' a0 A# R
3中断语句
2 M5 B; b# V# m waituntil <condition> prio <integer expression>;& J+ R' @: u+ f I( t% S0 M4 V
$ B/ L& _+ p) {
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以上为常用的函数！
/ M9 B/ i- M, }0 W, m6 B/ y' L8 }还有很多，如有需要我把资料发到你邮箱里 3 m7 n% R* p6 ~
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