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发表于 2012-11-13 08:48:12
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1判断语句
( L0 _' ]* w* G$ `, h if <condition> then# u$ ]/ X# R: d% a7 |% ]
<statement sequence1>;0 j1 c2 F$ r1 F2 [
elseif <condition> then: Q* F! I; _% J! S) F9 F. R
<statement sequence2>;1 {( \$ ^ X! E/ K, G2 W* y) c2 z
else 3 C' }$ j; j% K6 l
<statement sequence3>;2 g- i. X9 e1 i ^! p c) }" D+ C
end;1 w5 T6 G# ]; p
如果分支比较多，用：" P F5 E! Z9 s" V k! @
inspect <expression>! E; f/ ?4 S" g3 n. O7 g2 @
when <constant_list> then
. z u$ [) `8 g$ W% T7 G <statement sequence1>;8 M& m# b5 m* }# x
when <constant_list> then
6 I! G$ s7 ?; I5 Z* @3 ]! D2 ?! ]4 p <statement sequence2>;9 d" y! k. s! w0 K, i4 H
...8 i8 A% M: H G/ e
else( _+ v# D5 s: v' i4 {3 B
<statement sequence3>;
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% u0 y. _; ~7 y \. Z! J2循环语句/ Q/ e4 l1 H# b7 p; Y
(1) from <statement sequence1>
' H/ d5 c: ?7 F% I% u, W# }" V: U until <condition> loop! A4 U; b! A& v3 p) `- V2 c7 u
<statement sequence2>;
% o0 K2 [9 D! O6 N0 w- A: t end;4 [# _3 [* I, c' M2 }) R
(2) while <condition> loop% z3 G. H& M1 c! @" K
<statement sequence1>;' y, ?1 g& x4 x5 o
end;2 f4 ?9 I3 j* B3 n( Y7 @- g
(3) repeat 7 z; a6 e- {, D$ }$ A' z, T' G
<statement sequence1>;
, L; d/ q3 ]; J/ T until <condition>;/ _- l4 L- x0 }
(4) for <condition> to <condition> loop
: f$ s* C! _8 Z& b! L3 l <statement sequence1>;
( p. }# k$ m; L' ` next;( u- G" l, O& f0 p7 \8 v1 q( o
3中断语句' S: j" D7 V4 N3 W# ?7 S! h
waituntil <condition> prio <integer expression>;
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以上为常用的函数！: S6 v# \- e8 Q2 U5 n- H2 {
还有很多，如有需要我把资料发到你邮箱里
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