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发表于 2012-11-13 08:48:12
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1判断语句
& G! J7 q: w( Z x if <condition> then" i# W: P6 `/ f6 L$ _ H
<statement sequence1>;
5 Q. D6 L4 _) V! h; a- B elseif <condition> then
" B- |# r8 }& h <statement sequence2>;
7 w; \7 \. G# y& d/ k else $ J1 E+ v% j2 v/ ^. g6 m2 L
<statement sequence3>;
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如果分支比较多，用：4 U4 Y* ?$ J7 e$ w- H
inspect <expression>( l8 L2 l& C3 t# |( [, K
when <constant_list> then
: R6 A+ H, P5 o) F <statement sequence1>;: P% N* Y# k' X! C& y- v
when <constant_list> then
& Y. ^7 ]! a+ o, l0 ]2 s <statement sequence2>;
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else S7 K3 O" l f6 i( V" [% ~8 S4 ]# o
<statement sequence3>;
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2循环语句& {! ^. I, ^+ z1 \
(1) from <statement sequence1>- q0 x# w/ ]) M3 z2 |
until <condition> loop
7 ?# u: [" A& s* @: L5 d( i; Q <statement sequence2>;; h3 `' x a# e! b
end;5 j1 z5 F$ u$ ]- I0 L; N! U
(2) while <condition> loop
/ ^" r/ k( n4 k1 t <statement sequence1>;
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(3) repeat
* s8 ~% W5 t' N! E4 | <statement sequence1>;; T! r9 z( b W- N3 j$ F" c
until <condition>;, ^3 i" N8 }1 Q" ]- V/ g
(4) for <condition> to <condition> loop
/ g& S- Q0 c8 ?" { <statement sequence1>;
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3中断语句3 a/ C( u7 f2 V* c! Z8 I. S
waituntil <condition> prio <integer expression>; Y! ^* A& l( v
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以上为常用的函数！. Z+ w7 P* f# a! P7 u( c# G I {
还有很多，如有需要我把资料发到你邮箱里
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