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发表于 2012-11-13 08:48:12
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1判断语句* g# z8 I5 n+ q2 [3 h
if <condition> then5 d! e K- A2 {' y1 }, L8 a
<statement sequence1>;
' n7 f' ? u# Q3 T elseif <condition> then8 D" L. y9 X' g9 q1 b
<statement sequence2>;6 `: J( j1 X3 t: K$ s" ^. `* z
else
4 Q) h% X8 D! R- L8 J6 Q <statement sequence3>;' ?" W2 I2 F6 l9 B5 r' }: d- n
end;( k/ C% ?$ e5 b n1 a! A
如果分支比较多，用：9 ^# [4 M% `7 Y0 | f1 l. G
inspect <expression>
" k3 T( `1 T& Q& i! B+ x" S when <constant_list> then
& W2 Z# c- [ P+ `! i Z+ Y <statement sequence1>;
, ~! Z& N" y8 w" L* n! b when <constant_list> then& v/ }: k( C3 w% `8 F4 N* S5 Z& q
<statement sequence2>;1 t6 J0 O3 I/ u0 P+ _2 {
...
0 `9 L) W6 p! i1 a8 m6 p* J: |8 j else
4 {5 J) c- I$ t- | <statement sequence3>;
/ @! e! l, V u, S! q' zend;2 H @0 Q; y* Y, y* g
; H8 B# C f3 ?) D: O! X2循环语句8 `- j0 M3 A; s% ~* v/ i
(1) from <statement sequence1>9 C% i9 o0 S: O4 t$ Y# D
until <condition> loop
2 h3 p& o/ }. s( Y/ t <statement sequence2>;/ ~9 g5 W! M [! b
end;
$ |% R# W( U5 j3 E) s0 r, O (2) while <condition> loop
6 G6 S( _0 V7 E- }2 v* ~# E <statement sequence1>;+ i; [+ R3 g- k Q U! O
end;" {1 o" Z4 f) x! }7 M
(3) repeat 0 P) c6 K7 q6 v& g: C) R1 R
<statement sequence1>;
6 a9 v! o8 X1 F6 t/ C+ k) U; s2 t) j until <condition>;
1 @% d" W9 H" S7 V6 s (4) for <condition> to <condition> loop6 p% E) J2 C: V/ }' X1 \( d
<statement sequence1>;
3 V( i3 k& d! f* f L next;
0 G* R/ @( T. f- x& {! @4 a3中断语句- K! F" F$ z) R1 H/ x$ P
waituntil <condition> prio <integer expression>;
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+ K- ]( e* f; U" _, ~5 x; G以上为常用的函数！
/ [" f& t* q. G# o+ f& {还有很多，如有需要我把资料发到你邮箱里 # M* H# _" X% G+ Y3 U* I$ k
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