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发表于 2012-11-13 08:48:12
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1判断语句
$ J# T7 g& V- R% \ if <condition> then" w7 L$ J8 ?* W }8 B
<statement sequence1>;
Y8 h* d: w: E+ S) M! F elseif <condition> then
0 ?+ |& { j) u" s <statement sequence2>;0 L" `4 y! t8 E- e Z' u- i
else + O/ g5 C; k5 U$ f# D
<statement sequence3>;
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如果分支比较多，用：2 L" d/ T7 G6 e1 }" B
inspect <expression>; ^& |% L w2 M- l* G5 u5 v. g
when <constant_list> then, N9 T3 v( g: h+ d: o5 G
<statement sequence1>;; `8 Q) h% e, V& z
when <constant_list> then
$ s* `) m. X9 ~! s1 o! k <statement sequence2>;
& x; V8 p/ h% {4 C9 D6 F ...
/ c$ v7 n) y+ q4 ~ else
' s- q3 l7 N }( b <statement sequence3>;
; n, H) I b( Iend;
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2循环语句
1 c4 ^7 P; ^2 R2 X$ U* r- T! V: M (1) from <statement sequence1> d! L7 l" Y6 ]% E+ X
until <condition> loop
9 p% }5 x7 b9 Y) w1 l& O <statement sequence2>;8 D6 P; K) `) o' _2 Z' y; i7 t( B# [
end;
% x8 k9 O% R2 { J) M! g (2) while <condition> loop
9 }, _7 g }+ t' k% o <statement sequence1>;: M7 d$ y7 `6 S- b* S8 l
end;
* U2 [1 y& V# z2 i (3) repeat 0 F5 {! a' d2 B: R% k
<statement sequence1>;; ~- e5 s; d% F) e
until <condition>;
0 X2 e% H! c; D9 P% F+ Z& a (4) for <condition> to <condition> loop0 D2 y6 U3 v+ F( O
<statement sequence1>;0 X9 h* Z; i& C# d. U
next;
9 Q, J% S& V" x6 j3中断语句
* J/ l, r& u4 [7 |" N0 e waituntil <condition> prio <integer expression>;! z" K8 r5 f: Y# @9 a
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以上为常用的函数！
; f( E1 B' Y/ }; S5 A+ M( i% A$ h8 Z还有很多，如有需要我把资料发到你邮箱里 5 Q% ?# s' t; D! b0 g) K. d3 X# j
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