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发表于 2012-11-13 08:48:12
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1判断语句, K0 e' L. R; w# \. M- }
if <condition> then4 g% x4 D1 t0 X, m
<statement sequence1>;' `1 q& i/ v) d B& \) l- n
elseif <condition> then
M. } }) n3 r8 e4 i <statement sequence2>;8 {( O9 E8 z4 O& J o/ [2 M
else ' {/ G! {* B6 K" h6 z! y
<statement sequence3>;
) M2 B- H, }- @. L0 | end;
+ W1 y1 t% M0 [8 V8 x如果分支比较多，用：6 J2 G0 I7 v$ l7 }6 \, K! T
inspect <expression>& ]1 d7 `* @9 D/ ~
when <constant_list> then/ u( X9 l' c- _$ m& w8 Y5 w
<statement sequence1>;
% F; l+ D0 t2 L+ o) { when <constant_list> then
" l! |. B( u w& b2 ` <statement sequence2>;% d3 T( Z g0 F- C3 H2 |
.../ b, I0 z7 H4 T4 T# R8 s
else
$ f+ {4 i9 k4 Z. a. G, k <statement sequence3>;
" }5 \, Y5 ^+ F- i1 \# z9 {end;
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7 ~6 [ T$ ^8 E2循环语句
% ?8 ]4 F7 G w (1) from <statement sequence1>" o1 [7 E1 |7 e! A8 ?3 Y* ^$ ?- n
until <condition> loop
: ^9 |; A a4 v1 k <statement sequence2>;
: m0 g& X/ C4 A- Z% ~ end;
1 Q6 h3 H# B/ m* @; I8 a (2) while <condition> loop
5 D6 Q+ l% _; m4 j- E" N N: q: R <statement sequence1>;
: q; S/ g- ]# f% H end;
4 ^6 c9 c& L5 m' ?& U" G M2 Z H (3) repeat
) Z: I5 q- ~! C* H <statement sequence1>;
- a2 Z* C/ b P% w& Q until <condition>;
; W' z2 U- `( W4 f) N$ f2 t9 {1 X' L (4) for <condition> to <condition> loop: m: K* y- m+ s+ V$ `* R
<statement sequence1>;
/ {' L _ f7 w- ?% i+ H. b1 i4 C next;$ I$ F+ B. ]) J
3中断语句
9 ^3 q) \# ?9 u, N waituntil <condition> prio <integer expression>;
# q' j, f" I7 U/ f5 ~: A3 ^5 N$ I% u: }( K' J3 \* ^
1 [( A' F+ C4 Y5 i以上为常用的函数！
+ ^; w+ e9 q1 B9 F) g, S( V+ \+ S还有很多，如有需要我把资料发到你邮箱里
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