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发表于 2012-11-13 08:48:12
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1判断语句
+ v. {0 `! I. H4 Z8 ^; S) C4 p if <condition> then. S/ ], K8 U4 D
<statement sequence1>;* J G- Q e) i: u* n
elseif <condition> then
8 e3 Y- A+ D+ h7 p# s5 f/ t$ l <statement sequence2>;
; F& O% w) i; N. s else
( Y* n+ }$ [# w0 M <statement sequence3>;
! i9 w6 A9 G6 _6 h6 k# t end;0 V9 a) o6 T7 {7 U* v, u
如果分支比较多，用：3 P4 o3 Y$ l- Q8 O" S9 n
inspect <expression>
; |/ W' U. F3 U7 ] j; k9 \ when <constant_list> then! F. I; Q' G( c
<statement sequence1>;
1 @) I, z# V' D4 p$ L; q7 { when <constant_list> then- h n2 o: R& u7 k& x% L3 b. V
<statement sequence2>;: R) U6 ?+ ?+ X
...
( z0 I7 Z* q/ m T else
: @+ J1 j" Y+ H8 B <statement sequence3>;
( D# x3 ~, x) T0 a7 V! gend;
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0 M' z2 x6 Q R* w2循环语句
0 h2 V7 d) g; t; f1 A' u- r (1) from <statement sequence1>2 u2 I+ F) `2 b; _7 T- B6 J
until <condition> loop3 P# d- @. v4 U, N
<statement sequence2>;
* R) l- c7 J/ Y* X D$ u end;
1 a( p+ ~% e! P9 o (2) while <condition> loop
3 [% b% j6 q6 F3 a/ U& J <statement sequence1>;, ?7 b; o5 j/ ]9 c1 S: o: A
end;
& S( T6 a8 }: I" c7 N (3) repeat
4 l0 }5 c7 {1 p1 i9 j- M5 G <statement sequence1>;
9 q+ h* v+ ?% \, p( K0 U2 ` until <condition>;, i7 C m# t4 e: S
(4) for <condition> to <condition> loop
8 c( _% M8 _0 U# |* W0 G <statement sequence1>;/ n3 q; S1 Z+ w- S
next;0 i, r% y% x; { |# p
3中断语句
1 y' ~, O, J* N% ^2 X' g P# E" r& a+ G waituntil <condition> prio <integer expression>;
8 U& Q8 S# O u& R( I5 K$ Z& c
/ a1 `8 b8 b ~1 N$ _6 s# T4 B1 X
/ ]6 k* F1 O& v以上为常用的函数！
1 \5 j2 c! d7 q5 i W还有很多，如有需要我把资料发到你邮箱里
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