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发表于 2012-11-13 08:48:12
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显示全部楼层
1判断语句
j( [' D! u/ M; f g* x if <condition> then
2 {) _% d- a7 w @- p, J8 [ <statement sequence1>;
" M* G% V9 F5 S, g# W3 e! r; h/ u$ h elseif <condition> then
" I" r, k0 l; ]2 N; L <statement sequence2>;) P, s) M4 M8 i( W3 X# Z
else # v' [7 h# X! S0 w
<statement sequence3>;1 @1 S* m1 F5 O% B/ X1 K
end;
+ E9 M% x" c) G+ V. j$ r0 [如果分支比较多，用：4 w$ m { K2 j5 p: m& z8 ?
inspect <expression>
# S: l$ P+ T' E( p+ z8 o( Q0 h5 {- Y when <constant_list> then
5 v" u) M& m; {! ^( {+ U* p <statement sequence1>;
" \ _$ X6 E( S5 F4 |, I& @ when <constant_list> then
+ \, N( s- U( f, o <statement sequence2>;
2 B b8 b4 ]" G' u9 E- d6 P5 [ ...: R0 I% x6 W' C4 p- }, ?
else' N# e! B9 `* A# [: X1 M6 f0 f- O
<statement sequence3>;
/ v* |* \$ Y' qend;4 V) L) }$ j6 Y- t7 ~2 ~
! {! L) D+ a5 j* G3 T' N2循环语句
) j; ?" F) L. p! G2 R5 c: C, v (1) from <statement sequence1>
# ^! ~0 p3 S* R until <condition> loop
; K! ~4 P+ u2 w+ N& S! m1 Y j <statement sequence2>;
* k! _- H- C5 _6 C/ g0 o end;7 G) J9 \- `4 w* C/ m6 I
(2) while <condition> loop) U) `, x0 B/ T# B9 K- ?/ w
<statement sequence1>;
7 b' D O% F. @& E" t a- m9 K end;
, R# H6 P" ]4 L8 q4 J (3) repeat
/ o3 K( z$ J$ H8 R- l9 C; }5 r <statement sequence1>;
1 W3 [+ p' K8 Z+ A c6 H" N until <condition>;* q7 k3 B, I+ f
(4) for <condition> to <condition> loop
# T2 T3 h9 W; Q3 }8 x <statement sequence1>;; y: v; ^0 ^! B/ S( m9 z0 C
next;) \$ f7 a5 X. Y2 [+ ~
3中断语句) e/ t( ^( ^6 L1 ?
waituntil <condition> prio <integer expression>;
% E! e8 _2 \& }/ D0 @
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以上为常用的函数！& y, s9 [+ d" U8 g1 _
还有很多，如有需要我把资料发到你邮箱里 ) ^# R! p5 r6 Z0 I" Y- f
+ [) `0 k, X' |0 ~, F, t9 j* M" P O/ v# X
+ S2 N3 @, t, K/ V
6 T% _. ]) W, @0 p; Q& j0 G* t4 o! m5 w) S L" z
) S" G9 n* N0 w3 B f9 s* O/ t! r H# B3 M$ u, u$ \1 q3 B7 H5 `
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