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发表于 2012-11-13 08:48:12
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1判断语句
0 G, ?* p$ W! Q/ \6 E if <condition> then! J, F' M% Z/ J
<statement sequence1>;
9 V2 j# \0 B$ ^# S* ? elseif <condition> then/ Y8 w6 ^2 }9 F
<statement sequence2>;
: z+ l/ C* j) ~$ }3 F else 8 [3 \7 Q* M. A$ u) m
<statement sequence3>;6 \; f' d* h3 s
end;
" U8 h1 U6 U! z0 y7 n如果分支比较多，用：
+ i: h8 ^* M/ F# x! A4 I inspect <expression>
$ _1 N( A; w4 D0 L: X when <constant_list> then% ^2 O8 a) p* z/ ?- P1 S7 d" o
<statement sequence1>;
4 t' N- Y, o% Q" a6 V9 J when <constant_list> then/ [3 \. S) V% ?( h
<statement sequence2>;) s5 k& b6 J/ W( e5 o' K
...
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<statement sequence3>;
8 V5 p8 m6 O7 W- Y! d8 b& @5 qend;9 e# ]/ _( L/ @
& |: ]1 t( J S# v& e m2循环语句
) A6 g% b3 p# U& F$ R- R# z (1) from <statement sequence1>
( c4 F9 P* y- C' v+ X& F until <condition> loop
! y, x6 R6 D$ q& F5 G <statement sequence2>;. V( O# ~* Q- a1 {: \& ?. V
end;7 U3 ~" }* p0 n; {
(2) while <condition> loop1 Z W% G! @$ L3 q
<statement sequence1>;
3 i7 S0 l5 H: f" t end;6 i' D, O$ z+ |2 ?. |1 n! I
(3) repeat 3 p7 p2 j$ `! R4 v' ~
<statement sequence1>;
# Y! }7 r' g7 e/ X9 C; \' A$ }% l- ~ until <condition>;
! T, q7 I0 X/ d0 b# T (4) for <condition> to <condition> loop
# C; `' e1 y4 e+ V <statement sequence1>;
+ t7 L6 {1 `4 m1 b! Q next;' m8 [% x8 m7 z! e* X& m* R( o. E3 E
3中断语句
2 _& r4 a4 ~, m7 P9 s* W( ` waituntil <condition> prio <integer expression>;
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* `& R/ S Q8 U* [7 b: Y! @以上为常用的函数！
' f9 K& c6 u; U. @% P' O$ e还有很多，如有需要我把资料发到你邮箱里
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