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发表于 2012-11-13 08:48:12
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1判断语句$ p1 ^ T% [0 I9 I, Q# P7 l8 p
if <condition> then5 O- S5 h& g2 \6 I) s
<statement sequence1>;4 c$ T- x: `# ^2 [
elseif <condition> then! e$ t6 z% |+ D* t
<statement sequence2>;
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<statement sequence3>;8 e1 p+ g- I& ~
end;6 K+ b$ s6 i: U7 q
如果分支比较多，用：+ }1 R6 \4 w Z, g( O
inspect <expression>
( H; u5 q% k6 Y/ q6 [- u1 ] when <constant_list> then7 _7 }% |. Z7 u# N g7 v
<statement sequence1>;
' n0 m4 l J7 S$ F* C0 H& G when <constant_list> then
P1 I' G ~' D" A& o- b8 @ <statement sequence2>;$ V. ^8 y3 c4 {; [7 u2 h
...3 h' h4 s( E& B" i% j6 u/ [- i
else: I8 l! P# s }1 k4 u) s3 K _: q
<statement sequence3>;5 C* e2 }* |: P: `
end;: k7 K" B3 a; u
# T( M, b0 X1 B# L9 ~8 M( u7 B, j2循环语句4 \) m2 U) a) `, x+ @- K" t
(1) from <statement sequence1>
2 ~" A. q$ P7 q, f* s0 H! k until <condition> loop
1 s) i0 _# \1 |5 C, E7 J <statement sequence2>;9 M* F- f# t! I6 F
end;! n4 u. i: [* _9 J
(2) while <condition> loop1 q# P. T' D" G( `9 B' }, ~9 z/ O4 {. ]
<statement sequence1>;
* a6 F/ d, \2 P( Z2 u end;# @* O+ J/ u! @1 h+ S. e3 w
(3) repeat
) o: Q" p# K# b g' j! z6 Z8 w/ a <statement sequence1>;
2 p4 l/ e! }# {, ]/ _ until <condition>;7 Z% k( s; v1 q- C
(4) for <condition> to <condition> loop
6 ?9 Y: A5 g: R$ K; w4 X- f6 v( ] <statement sequence1>;
) l4 W0 p$ t0 F5 E5 O next;
* u ?8 U3 \9 c$ R3 e w0 g! X7 N3中断语句$ W& Q" F. B- }; t S
waituntil <condition> prio <integer expression>;- n; c7 R$ b5 d. K: g6 G7 S* p2 U
7 [2 |% }6 ?5 I. ^ z
- e% z3 v2 V1 I8 p) ~2 p6 j, S以上为常用的函数！
! F! d, w9 L, c& Q9 g5 R9 g还有很多，如有需要我把资料发到你邮箱里
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