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发表于 2012-11-13 08:48:12
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1判断语句1 X: K# T0 y7 S2 o& v* @
if <condition> then" Y, @7 g4 E* O# E# V
<statement sequence1>;( i- B4 O( {" {) x
elseif <condition> then
% i3 O8 Q% B1 B! \/ R <statement sequence2>;$ K, M. s* i2 y8 x) [1 N
else 6 x5 v' f% g+ U9 w- |- t
<statement sequence3>;
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如果分支比较多，用：6 j( U0 k* x$ b
inspect <expression>6 _. g( j) l5 |' Y4 J2 g
when <constant_list> then
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when <constant_list> then; r' ~5 s( A2 \* Z; ~/ Z+ D1 } u# a
<statement sequence2>;# v Z7 r1 _: n' @' B- H3 a) h
...
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<statement sequence3>;' A6 l# R5 |: s& E7 l
end;& b0 E/ T) h; y: T! h- J9 E Q& |
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2循环语句
4 \- m5 }( F$ |/ p (1) from <statement sequence1>2 s& u8 \: {! B6 z( c
until <condition> loop1 Z# ?1 d# U, E4 m
<statement sequence2>;' a+ j$ Y5 D6 ^0 B& ^
end;& r; z6 s5 l+ M, X, i, |% G* S+ Z
(2) while <condition> loop$ F: F7 z \0 L' d1 g- b( n
<statement sequence1>;, n1 [* i' {) k/ }
end;1 w3 k; A" T2 n) L' r/ H/ S; e! H
(3) repeat % l; T) {+ c) e# P) a) y
<statement sequence1>;! F, E% b: }% E% g* M" U6 [
until <condition>;
# B5 S. h/ Q- Q (4) for <condition> to <condition> loop* }( V+ c* g! ~% s
<statement sequence1>;+ Y2 h6 Q' M- ^% P1 Q
next;
) K2 }0 j9 ^$ z3 ]* {* A& R3中断语句8 N1 z: K$ \' |2 F5 g. j, W
waituntil <condition> prio <integer expression>;
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以上为常用的函数！
( A) ^4 `" W6 B9 {( X, v& n; W还有很多，如有需要我把资料发到你邮箱里
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