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发表于 2012-11-13 08:48:12
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1判断语句" }, D0 M9 Q3 T
if <condition> then
) V/ C2 C. C5 K' P8 k <statement sequence1>;
* e, l7 [% V, M elseif <condition> then
p r- E1 a5 u4 ` G) M$ ? <statement sequence2>;
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<statement sequence3>;. E( o2 X. H6 B4 m0 r
end;7 {& \' N! N' k1 l1 i
如果分支比较多，用：
7 _( W$ q* @6 O* X inspect <expression>
" x; m8 a; T, T% Y when <constant_list> then
5 d3 y( N+ b, | <statement sequence1>;$ d# S" i4 T; d% n! \# ], D
when <constant_list> then
- y" n, B/ s) o9 w m( J <statement sequence2>;
+ t6 H4 Q6 a+ K! Y! w3 [+ I ...
; [( M$ P) x( s. m7 O% Z p else
. F8 `" A- a, Q. ~% g' B <statement sequence3>;
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2循环语句" \. j" B. e: m& M" g
(1) from <statement sequence1>% H/ B$ i9 w# g/ @
until <condition> loop
: U) @( N* L3 J' E* g0 C6 H <statement sequence2>;
" C) e$ F. H6 J end;. e& v$ l+ \4 a. E2 k9 Y# ]
(2) while <condition> loop
; d" V4 z9 l4 b' V- A# P; [( A <statement sequence1>;
5 b- |# s( w! D: ~2 D: _* i end;
2 x j$ h( p# ~; u2 }8 n$ ~2 g0 m; J (3) repeat
0 K! j/ t, C" }. H: K <statement sequence1>;9 `, |7 f7 @% M
until <condition>;
' |+ O% H8 D1 }( w (4) for <condition> to <condition> loop: q% [8 n/ S$ P( S
<statement sequence1>;
9 e' O. H% ]: [ next;, P- h* O; \0 K S# [2 _
3中断语句1 j0 b. Q( R; P$ M) Q8 ^
waituntil <condition> prio <integer expression>;7 G/ C9 j( j' [; |
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/ a: T% A& d" w, G$ w% F- _以上为常用的函数！0 k5 `1 U$ N9 k$ |" j+ y; v: l6 k
还有很多，如有需要我把资料发到你邮箱里
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