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发表于 2012-11-13 08:48:12
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1判断语句
/ c* z8 Q5 Y' M+ v1 y if <condition> then
6 f! i u* A+ g7 t# X" d <statement sequence1>;. T( l/ ]. N6 n- \* ~
elseif <condition> then. u2 C O2 w5 r0 a
<statement sequence2>;
% ]1 g# P+ a4 Y. L! K else
% ^8 P K$ r7 Q <statement sequence3>;
1 {) r/ r$ Q# \# i3 X, A end;
1 d# o; \ ]6 s9 O& k如果分支比较多，用：
7 Z6 V: C5 v) C3 B5 k$ T) U8 ` inspect <expression>
, N. P; M, c( N/ [9 n, j when <constant_list> then1 O7 V/ ] C4 c) W% @6 x* p% d, A
<statement sequence1>;! c; V) J/ d) t! ^ h# i$ P# i8 _
when <constant_list> then
6 o4 S/ M+ X- e. T6 q <statement sequence2>;5 R# d) v2 u& l7 m* I
...
" x8 k+ t+ E& t else
4 v. A3 d, i5 ]8 L$ J: K <statement sequence3>;
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* ]6 s6 E/ {) L! G) K2 @" H2循环语句
) f7 S9 v" P6 G+ J5 H8 L (1) from <statement sequence1># o* x+ a `6 Y( W
until <condition> loop/ i5 ~$ R7 ~4 U Z: ]
<statement sequence2>;
. Q' b$ f$ M) Y) c) q0 a end;5 X! E$ @' s8 q5 p0 E) U
(2) while <condition> loop% }" }4 x' Z$ t7 [1 d
<statement sequence1>;) l' a% b0 o/ t. Q! n
end;* ]6 v8 d, F# \" X8 U' C
(3) repeat $ e" |. q, O% \) F. ^
<statement sequence1>;
7 F. Q+ |' b% I" F6 p until <condition>;
2 @! W, ^! z( b0 x (4) for <condition> to <condition> loop
+ r& D2 [1 y( N7 D- S <statement sequence1>;8 Y& B4 h9 k6 y4 x) {% I5 N9 z
next;
! c' L% N5 J/ N' V; l0 b8 d3中断语句4 t2 L4 W4 x, w! Z1 W t
waituntil <condition> prio <integer expression>;$ A% ^$ \& G+ Z& S
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f; r, z$ x7 }& M' N以上为常用的函数！7 V5 R7 L) |. W- p! y/ O/ q
还有很多，如有需要我把资料发到你邮箱里
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