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发表于 2012-11-13 08:48:12
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1判断语句
- r& ~5 R- {! | if <condition> then" o6 |0 z3 d1 p" C3 T- r
<statement sequence1>;- }1 B/ V! T! \3 q9 [* o
elseif <condition> then+ @6 w7 W |" h; o6 ?
<statement sequence2>;* }; V/ Y6 c- [% F6 v/ Q
else
' B8 `) Z. i# l4 U+ \" E; [1 |* y4 k <statement sequence3>;0 ^0 p0 L0 S( b( F2 K
end;
* Q# g0 d [; h0 E6 p' n5 n0 h$ r如果分支比较多，用：! N+ N1 b: f0 B9 R* h* B
inspect <expression>
2 E2 I% K0 i- U, r- u& v# g when <constant_list> then# m, m+ ?1 C1 w" c- }
<statement sequence1>;
$ _6 d: }4 x4 `8 D! F- C: z when <constant_list> then
* }4 Z$ Y: e" W! d3 Q9 x <statement sequence2>;
' h: H, i: R0 k' o/ w& A4 B" G ...
$ z0 a+ p+ ]5 K, W/ `& Q* N5 x( ?7 u else
! e) Y9 [: V! ]& f0 T <statement sequence3>;1 A! _ A- r" c) r* v
end;
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2循环语句9 t$ A9 Z0 N9 R
(1) from <statement sequence1>4 a6 B& a7 g; B2 J& O! k8 Z3 r8 M
until <condition> loop) I& {& h# x* |7 r2 F$ h2 L8 Y: m
<statement sequence2>;
! n* q. Q7 f) G ~ end;
6 H( ~* U% J' F. v7 Y8 K2 Q& x: E (2) while <condition> loop$ {- J/ ?" [2 `6 t' A! r
<statement sequence1>;0 h8 q) T( a6 k! w1 D! L! X
end;! Z. D: y( j4 {
(3) repeat ; l. m2 T$ m; ^$ {( Z* v( {# R' R
<statement sequence1>;9 B$ S+ n) C$ t" [- A
until <condition>;
5 ^8 F# e8 T" {, p+ o (4) for <condition> to <condition> loop/ W" \! z3 ` I! g- z: g) C
<statement sequence1>;
: I# g H4 A( |. K$ c! \; W next;
/ j) x0 C I& D$ x+ V9 j3中断语句9 Z# X/ |7 b4 i: F& B! ]
waituntil <condition> prio <integer expression>;
3 o! A* x4 ]- S) _! x3 {
( m% O/ g+ D% p. {- i
7 `8 d4 F7 Z! {以上为常用的函数！
* f9 Q$ j3 k" C* }, j a还有很多，如有需要我把资料发到你邮箱里
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