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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
4 T4 p, F/ m; O if <condition> then5 `7 S5 s* ?2 ~) c# g
<statement sequence1>;8 y8 _2 q9 u6 `. s, t/ [- Z3 U% q
elseif <condition> then
; Z! ~' q$ d" ?9 C A <statement sequence2>;
. w& a) ~6 K; P7 w& v% ^7 W else
/ m c3 i) c- e" [' M5 ^8 q7 [ <statement sequence3>;
1 i: d4 U( X: u0 z end;2 x$ y! j1 Y/ o7 v
如果分支比较多，用：/ r6 Q" }3 M/ S, L
inspect <expression>9 F& e/ ^ v4 X# P
when <constant_list> then3 M. @0 i6 P. G2 B) P( x
<statement sequence1>;( T, ~" _5 [" W( X' e k6 d
when <constant_list> then
K3 k. G. L; D5 n1 |7 n; H! x: O* | <statement sequence2>;' N" P3 R: j2 @9 V
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else" V. l) N ^; j* h; v% u! `# m
<statement sequence3>;
' [ N9 L I2 H, R! H; H8 uend;% ]$ S1 p) ]) f( N- q
, `5 Z) |1 G+ }( j/ P
2循环语句
* B9 k; R2 ^* ~0 J+ x5 d! n (1) from <statement sequence1>8 P6 e) ?* j8 v d3 u7 Z
until <condition> loop$ Y' D; o1 M: F3 t6 X
<statement sequence2>;5 N' |- V5 w% v7 d+ y6 W
end;4 d& N6 {1 o9 ^) a9 P- U4 K
(2) while <condition> loop& Y4 L# v* s% \; Z3 s% S
<statement sequence1>;# F+ b' p" a3 l; u% A- f
end;9 V$ }# f( \! l- v
(3) repeat
2 K, P; }2 r/ |, t( i( x! \ <statement sequence1>;
8 `5 D( W* C, J% k1 J% r until <condition>;2 @4 B- Q9 O3 E8 H8 k# Q
(4) for <condition> to <condition> loop3 c1 p: @# v' u9 |0 |5 L( n
<statement sequence1>;
4 U. m3 G+ F* N& L& }7 [ next;
! `) Q; j4 [2 Q4 i4 @. N+ }3中断语句! E1 ?: i# B" K# s7 z* L: `1 i
waituntil <condition> prio <integer expression>;6 E7 w7 n/ ~% T* i
6 j" L4 I8 y! a# [1 j+ m' ^
) @9 Z l4 n7 R4 e7 L0 _以上为常用的函数！
8 J# a" Y6 v' X+ N% Q还有很多，如有需要我把资料发到你邮箱里 # ?1 [- b; s1 b- x
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# F: h7 u0 ?2 D% h0 B1 M( ^( X5 I# r1 m
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b) z1 _ {/ l; q" l, C# e
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