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发表于 2012-11-13 08:48:12
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1判断语句
+ l: h8 ]; w3 A5 ~. y0 l7 X if <condition> then
% t' T: t6 q) {/ e) V* f <statement sequence1>;
( {, M4 G* l; h0 ~$ S, I elseif <condition> then
* Y& Q. j6 @ ~6 { <statement sequence2>;
' [0 ?2 N1 N# m3 D else
/ F& H5 k" |0 y <statement sequence3>;9 Y) T; ?, w: X7 {! `
end;
9 r/ e: W8 o/ E( p2 G如果分支比较多，用：: M' W. ]; y& k0 e- l
inspect <expression>% k" A* R1 S, F/ t9 H- N
when <constant_list> then
/ P! N5 _. A8 Q4 k" x <statement sequence1>;
. a* A" X: r8 c7 U1 p0 c. L3 D when <constant_list> then
! I1 P( ]4 w2 y% y <statement sequence2>;% e/ f) u: S9 D6 D
...
0 s5 W4 X9 ~5 t0 j% Q* y7 a else% J$ \8 N0 L( X
<statement sequence3>;
* E; c- l. z A8 H9 A) b; Xend;
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" \8 G! P- h1 t/ j1 ]. G2循环语句
- d+ B E$ t' P' Z' x+ H (1) from <statement sequence1>
$ L1 X! o% ?+ } until <condition> loop* [; a: P* N' j" X8 ~
<statement sequence2>;0 i8 C' k; a" [- M
end;$ ?; `; V. M9 O
(2) while <condition> loop
" s8 u8 T. w* C- M w; R <statement sequence1>;
0 S) \ l: I2 } end;7 k: l: u' r* {. U
(3) repeat % ]. p2 y6 ?' [5 i; d& j, {# @
<statement sequence1>;7 p" W& m0 r9 }0 N/ h0 i* E
until <condition>;
) f) x* P) } q. j (4) for <condition> to <condition> loop
: L8 r5 M/ w& y1 c3 l# k <statement sequence1>;
- q# V) C, }0 v; O next;2 W* y$ |1 I( x' a7 @
3中断语句, ~8 r- i" P* H0 w5 W3 S$ q
waituntil <condition> prio <integer expression>;
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以上为常用的函数！5 i( _8 z$ q0 x
还有很多，如有需要我把资料发到你邮箱里 ' l# `9 d$ k2 T4 ?. S
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