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发表于 2012-11-13 08:48:12
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1判断语句" n0 y9 I2 ^/ d8 c5 U! K. g
if <condition> then
0 s+ d4 P4 {9 E8 e/ u4 ] <statement sequence1>;
/ ^+ R9 j& B; z; ] elseif <condition> then2 b+ C; \. C' {' @
<statement sequence2>;7 U" a* C4 M+ s- c! m( S
else ! e- T/ f' A9 j1 s# z- e
<statement sequence3>;
: E8 |, `, P7 C end;
! J- S/ e/ j9 Y) F如果分支比较多，用：& L$ ~6 g! l0 |( N
inspect <expression>
4 m7 E& l, [) x" F& ] when <constant_list> then
( |' V) e5 M5 L- ~6 Y5 { <statement sequence1>;3 `7 z1 ]& _+ G+ Z3 y' v
when <constant_list> then
* G6 i$ w$ C3 @7 {9 e6 U) s <statement sequence2>;
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<statement sequence3>;
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9 D( `0 R+ y, g$ q2循环语句! W" `, t/ W! \8 `/ J
(1) from <statement sequence1>
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<statement sequence2>;' S: d0 h+ X/ k* `+ J
end;% ^4 C9 F5 y9 _% |4 h
(2) while <condition> loop$ ?' B. d% |) L, I) H' T
<statement sequence1>;0 Z* u# O6 {& T) s% J8 T3 Y
end; `% M5 _$ _7 S- f: F" Q
(3) repeat
7 Q$ [) R* {' W8 f# @( ~! H* x <statement sequence1>;4 l2 r: [$ p% c) u1 C$ Q0 V6 J
until <condition>;
0 `( }/ P1 t. M g, Z (4) for <condition> to <condition> loop; K- w: l) D5 v1 h& p* @
<statement sequence1>;6 A: v+ L) G8 e
next;( X& h" ~3 L- U" {% b
3中断语句 P/ o, B- f" s2 X" n
waituntil <condition> prio <integer expression>;
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' u" i- o( C( a2 k5 i( a以上为常用的函数！
( Y) {6 m& E$ s5 E( n* ?还有很多，如有需要我把资料发到你邮箱里
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